# National Register of Historic Places listings in Middlesex County, New Jersey

List of the National Register of Historic Places listings in Middlesex County, New Jersey
Contents: Counties and communities in New Jersey :
* Atlantic – Bergen (Closter, Franklin Lakes, Ridgewood, Saddle River, Wyckoff) – Burlington – Camden – Cape May – Cumberland – Essex – Gloucester – Hudson – Hunterdon – Mercer – Middlesex – Monmouth – Morris – Ocean – Passaic – Salem – Somerset – Sussex – Union – Warren
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This is intended to be a complete list of properties and districts listed on the National Register of Historic Places in Middlesex County, New Jersey. Latitude and longitude coordinates of the sites listed on this page may be displayed in an online map.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | Thomas I. Agnew House | Thomas I. Agnew House | May 13, 1982 (#82003281) | Memorial Pkwy. 40°29′03″N 74°25′13″W﻿ / ﻿40.484167°N 74.420278°W﻿ / 40.484167; -74.420278﻿ (Thomas I. Agnew House) | New Brunswick | |
| 2 | Ayers–Allen House | Ayers–Allen House More images | September 5, 1985 (#85002002) | 16 Durham Avenue 40°32′40″N 74°21′52″W﻿ / ﻿40.544444°N 74.364444°W﻿ / 40.544444; -74.364444﻿ (Ayers–Allen House) | Metuchen | |
| 3 | Barron Library | Barron Library More images | November 11, 1977 (#77000886) | 582 Rahway Avenue 40°33′40″N 74°16′25″W﻿ / ﻿40.561111°N 74.273611°W﻿ / 40.561111; -74.273611﻿ (Barron Library) | Woodbridge | The Barron Arts Center |
| 4 | James Bishop House | James Bishop House More images | July 12, 1976 (#76001162) | College Avenue 40°30′11″N 74°27′00″W﻿ / ﻿40.503056°N 74.45°W﻿ / 40.503056; -74.45﻿ (James Bishop House) | New Brunswick | |
| 5 | Buccleuch Mansion | Buccleuch Mansion More images | April 13, 1977 (#77000883) | 200 College Ave., Buccleuch Park 40°30′18″N 74°27′37″W﻿ / ﻿40.505°N 74.460278°W﻿ / 40.505; -74.460278﻿ (Buccleuch Mansion) | New Brunswick | Built 1739 |
| 6 | Cedar Brook Park | Cedar Brook Park More images | August 28, 2007 (#07000878) | Roughly bounded Steel Ave., Arlington Ave., Park Ave., Rose St. and Laramie Rd., Kenyon Ave., Parkside Rd. 40°36′05″N 74°24′25″W﻿ / ﻿40.601389°N 74.406944°W﻿ / 40.601389; -74.406944﻿ (Cedar Brook Park) | South Plainfield | Primarily in Plainfield, Union County |
| 7 | Cedar Grove School | Cedar Grove School More images | October 24, 1976 (#76001165) | 4216 CR 516 40°24′29″N 74°16′15″W﻿ / ﻿40.408056°N 74.270833°W﻿ / 40.408056; -74.270833﻿ (Cedar Grove School) | Old Bridge Township | The Thomas Warne Museum |
| 8 | Christ Episcopal Church | Christ Episcopal Church More images | July 28, 1989 (#89000994) | 5 Paterson St. 40°29′44″N 74°26′37″W﻿ / ﻿40.495556°N 74.443611°W﻿ / 40.495556; -74.443611﻿ (Christ Episcopal Church) | New Brunswick | Known as Christ Church |
| 9 | Cranbury Historic District | Cranbury Historic District More images | September 18, 1980 (#80002502) | Main and Prospect streets; Maplewood and Scott avenues; Bunker Hill Road; Symmes Court; Westminster, Park and Wesley places 40°18′47″N 74°30′55″W﻿ / ﻿40.313100°N 74.515320°W﻿ / 40.313100; -74.515320﻿ (Cranbury Historic District) | Cranbury | Includes Old Cranbury School |
| 10 | Delaware and Raritan Canal | Delaware and Raritan Canal More images | May 11, 1973 (#73001105) | Follows the Delaware River to Trenton, then E to New Brunswick 40°32′40″N 75°02′50″W﻿ / ﻿40.544444°N 75.047222°W﻿ / 40.544444; -75.047222﻿ (Delaware and Raritan Canal) | New Brunswick | Built 1830–34 |
| 11 | Demarest House | Demarest House More images | August 10, 1977 (#77000884) | 542 George St. 40°30′07″N 74°26′47″W﻿ / ﻿40.501944°N 74.446389°W﻿ / 40.501944; -74.446389﻿ (Demarest House) | New Brunswick | Built in 1867, now the Center on Violence Against Women and Children, Rutgers University |
| 12 | Dutch Reformed Church | Dutch Reformed Church More images | September 27, 1988 (#88001703) | 160 Neilson Street 40°29′42″N 74°26′32″W﻿ / ﻿40.495000°N 74.442222°W﻿ / 40.495000; -74.442222﻿ (Dutch Reformed Church) | New Brunswick | Known as the First Reformed Church of New Brunswick |
| 13 | Thomas A. Edison Memorial Tower | Thomas A. Edison Memorial Tower More images | November 30, 1979 (#79001505) | 37 Christie St. 40°33′47″N 74°20′22″W﻿ / ﻿40.563056°N 74.339444°W﻿ / 40.563056; -74.339444﻿ (Thomas A. Edison Memorial Tower) | Edison | Location of Edison's Menlo Park Laboratory, 1876-86. Memorial tower built 1938. |
| 14 | Ensley-Mount-Buckalew House | Ensley-Mount-Buckalew House | September 12, 1979 (#79001507) | Buckalew Ave. 40°20′50″N 74°26′03″W﻿ / ﻿40.347222°N 74.434167°W﻿ / 40.347222; -74.434167﻿ (Ensley-Mount-Buckalew House) | Jamesburg | Known as Buckelew Mansion or Lakeview |
| 15 | First Presbyterian Church and Cemetery | First Presbyterian Church and Cemetery More images | May 2, 2008 (#08000363) | 600 Rahway Avenue 40°33′43″N 74°16′26″W﻿ / ﻿40.561944°N 74.273889°W﻿ / 40.561944; -74.273889﻿ (First Presbyterian Church and Cemetery) | Woodbridge | |
| 16 | Ephraim Fitz-Randolph House | Ephraim Fitz-Randolph House More images | March 14, 1973 (#73001114) | 430 S. Randolphville Road 40°32′56″N 74°27′45″W﻿ / ﻿40.548889°N 74.4625°W﻿ / 40.548889; -74.4625﻿ (Ephraim Fitz-Randolph House) | Piscataway | |
| 17 | Mary Wilkins Freeman House | Mary Wilkins Freeman House | January 17, 2020 (#100004886) | 207 Lake Avenue 40°32′12″N 74°21′50″W﻿ / ﻿40.5368°N 74.3640°W﻿ / 40.5368; -74.3640﻿ (Mary Wilkins Freeman House) | Metuchen | Home of Mary Eleanor Wilkins Freeman |
| 18 | Goldman House | Goldman House More images | October 1, 2010 (#10000813) | 143 School St. 40°31′47″N 74°26′04″W﻿ / ﻿40.5297°N 74.4344°W﻿ / 40.5297; -74.4344﻿ (Goldman House) | Piscataway | At the Ferrer Colony |
| 19 | Great Beds Light | Great Beds Light | May 29, 2008 (#08000467) | Offshore in Raritan Bay at NJ-NY line approx. 1 mi. E. of South Amboy 40°29′12″N 74°15′11″W﻿ / ﻿40.486667°N 74.253056°W﻿ / 40.486667; -74.253056﻿ (Great Beds Light) | South Amboy | |
| 20 | Henry Guest House | Henry Guest House More images | May 24, 1976 (#76001163) | 58 Livingston Avenue 40°29′29″N 74°26′45″W﻿ / ﻿40.491389°N 74.445833°W﻿ / 40.491389; -74.445833﻿ (Henry Guest House) | New Brunswick | Built 1760 |
| 21 | Gulick House | Gulick House | July 3, 1979 (#79001509) | W of Monmouth Junction on Raymond Rd. 40°22′48″N 74°35′27″W﻿ / ﻿40.38°N 74.590833°W﻿ / 40.38; -74.590833﻿ (Gulick House) | Monmouth Junction | Known as Red Maple Farm |
| 22 | G. W. Helme Snuff Mill Historic District | G. W. Helme Snuff Mill Historic District More images | August 15, 1980 (#80002503) | Irregular pattern along Main Street 40°22′39″N 74°25′31″W﻿ / ﻿40.3775°N 74.425278°W﻿ / 40.3775; -74.425278﻿ (G. W. Helme Snuff Mill Historic District) | Helmetta | |
| 23 | Holmes–Tallman House | Holmes–Tallman House | September 12, 1979 (#79001508) | NW of Jamesburg at the corner of Cranbury-South River Road and Brown's Corner Road 40°22′15″N 74°27′30″W﻿ / ﻿40.370833°N 74.458333°W﻿ / 40.370833; -74.458333﻿ (Holmes–Tallman House) | Monroe Township | |
| 24 | Homestead Farm at Oak Ridge | Homestead Farm at Oak Ridge | October 25, 1995 (#95001185) | Jct. of Oak Ridge Rd. and Feather Bed Ln., Clark and Edison Townships 40°36′28″N 74°20′56″W﻿ / ﻿40.607778°N 74.348889°W﻿ / 40.607778; -74.348889﻿ (Homestead Farm at Oak Ridge) | Clark | |
| 25 | George Inness House | George Inness House | October 10, 1979 (#79003250) | 313 Convery Blvd. 40°30′50″N 74°17′16″W﻿ / ﻿40.513889°N 74.287778°W﻿ / 40.513889; -74.287778﻿ (George Inness House) | Perth Amboy | The Eagleswood Mansion demolished 1993 |
| 26 | Ivy Hall | Ivy Hall More images | May 27, 1971 (#71000510) | 1225 River Road 40°30′45″N 74°27′45″W﻿ / ﻿40.5125°N 74.4625°W﻿ / 40.5125; -74.4625﻿ (Ivy Hall) | Piscataway | Known as Cornelius Low House |
| 27 | Levi D. Jarrard House | Levi D. Jarrard House More images | April 22, 1982 (#82003282) | George St., Douglass College campus 40°29′11″N 74°26′16″W﻿ / ﻿40.486389°N 74.437778°W﻿ / 40.486389; -74.437778﻿ (Levi D. Jarrard House) | New Brunswick | Known as College Hall, Douglass Campus, Rutgers University |
| 28 | William H. Johnson House | William H. Johnson House More images | July 12, 2006 (#06000560) | 52 Welton Street 40°29′22″N 74°26′38″W﻿ / ﻿40.489444°N 74.443750°W﻿ / 40.489444; -74.443750﻿ (William H. Johnson House) | New Brunswick | The house (c. 1872) is named for William H. Johnson (born 1829), the original owner who lived here until his death, February 26, 1904 with his wife Sarah and daughter Adilade. |
| 29 | Edward S. Kearney House | Edward S. Kearney House | April 6, 1979 (#79001504) | NJ 18 40°28′51″N 74°24′45″W﻿ / ﻿40.480833°N 74.4125°W﻿ / 40.480833; -74.4125﻿ (Edward S. Kearney House) | East Brunswick | |
| 30 | Lawrence Kearny House | Lawrence Kearny House More images | May 28, 1976 (#76001166) | 63 Catalpa St. 40°30′04″N 74°16′21″W﻿ / ﻿40.501111°N 74.2725°W﻿ / 40.501111; -74.2725﻿ (Lawrence Kearny House) | Perth Amboy | |
| 31 | King Block | King Block | May 26, 1988 (#88000644) | 316-324 Memorial Pkwy. 40°29′44″N 74°26′26″W﻿ / ﻿40.495556°N 74.440556°W﻿ / 40.495556; -74.440556﻿ (King Block) | New Brunswick | Demolished early 1990s |
| 32 | King's Highway Historic District | King's Highway Historic District More images | December 21, 2000 (#00001493) | NJ 27, US 206 40°22′21″N 74°37′06″W﻿ / ﻿40.3725°N 74.618333°W﻿ / 40.3725; -74.618333﻿ (King's Highway Historic District) | South Brunswick | Extends into Mercer and Somerset Counties |
| 33 | Kingston Mill Historic District | Kingston Mill Historic District More images | April 10, 1986 (#86000707) | Roughly bounded by Herrontown, River, Princeton-Kingston Roads 40°22′28″N 74°37′34″W﻿ / ﻿40.374444°N 74.626111°W﻿ / 40.374444; -74.626111﻿ (Kingston Mill Historic District) | South Brunswick | Extends into Mercer and Somerset Counties, includes Kingston Bridge |
| 34 | Kingston Village Historic District | Kingston Village Historic District More images | January 11, 1990 (#89002163) | Roughly NJ 27 from Raymond Rd. to Delaware & Raritan Canal, Church St., Laurel Ave., Heathcote Brook Rd., & Academy St. 40°22′33″N 74°36′48″W﻿ / ﻿40.375833°N 74.613333°W﻿ / 40.375833; -74.613333﻿ (Kingston Village Historic District) | Kingston | Extends into Somerset County |
| 35 | Laing House of Plainfield Plantation | Laing House of Plainfield Plantation | October 27, 1988 (#88002124) | 1707 Woodland Ave. 40°34′57″N 74°23′17″W﻿ / ﻿40.5825°N 74.388056°W﻿ / 40.5825; -74.388056﻿ (Laing House of Plainfield Plantation) | Edison | |
| 36 | Livingston Avenue Historic District | Livingston Avenue Historic District More images | February 16, 1996 (#96000072) | Area surrounding Livingston Avenue between Hale and Morris Streets 40°29′21″N 74°26′53″W﻿ / ﻿40.489167°N 74.448056°W﻿ / 40.489167; -74.448056﻿ (Livingston Avenue Historic District) | New Brunswick | Includes the Henry Guest House |
| 37 | Livingston Homestead | Livingston Homestead More images | March 20, 2002 (#02000215) | 81 Harrison Ave. 40°30′15″N 74°26′07″W﻿ / ﻿40.504167°N 74.435278°W﻿ / 40.504167; -74.435278﻿ (Livingston Homestead) | Highland Park | Livingston Manor Historic District |
| 38 | Livingston Manor Historic District | Livingston Manor Historic District More images | July 7, 2004 (#04000672) | Roughly bounded by Cleveland, Grant, Harrison, Lawrence, Lincoln, Madison and N. 2nd Aves. and River Rd. 40°30′05″N 74°26′17″W﻿ / ﻿40.501389°N 74.438056°W﻿ / 40.501389; -74.438056﻿ (Livingston Manor Historic District) | Highland Park | |
| 39 | Main Post Office | Main Post Office | July 18, 1984 (#84002731) | 86 Bayard St. 40°29′36″N 74°26′47″W﻿ / ﻿40.493333°N 74.446389°W﻿ / 40.493333; -74.446389﻿ (Main Post Office) | New Brunswick | |
| 40 | Metlar House | Metlar House More images | March 7, 1973 (#73001115) | 1281 River Road 40°30′45″N 74°27′25″W﻿ / ﻿40.5125°N 74.456944°W﻿ / 40.5125; -74.456944﻿ (Metlar House) | Piscataway | The Metlar–Bodine House Museum, originally part of the community at Raritan Landing |
| 41 | Metuchen Borough Hall | Metuchen Borough Hall | May 14, 2001 (#01000503) | 500 Main Street 40°32′38″N 74°21′47″W﻿ / ﻿40.543889°N 74.363056°W﻿ / 40.543889; -74.363056﻿ (Metuchen Borough Hall) | Metuchen | Demolished 2001–02 |
| 42 | Middlesex Avenue–Woodwild Park Historic District | Middlesex Avenue–Woodwild Park Historic District More images | July 31, 2017 (#100001396) | Middlesex, Oak, Linden, E. Chestnut, Maple, Elm, Highland & Hillside Aves., Library Place, Clarendon Ct., Pleasant Place, 40°32′47″N 74°21′32″W﻿ / ﻿40.546315°N 74.358832°W﻿ / 40.546315; -74.358832﻿ (Middlesex Avenue–Woodwild Park Historic District) | Metuchen | |
| 43 | Milltown India Rubber Company | Milltown India Rubber Company | February 13, 1986 (#86000216) | 40 Washington Ave. 40°27′10″N 74°26′06″W﻿ / ﻿40.452778°N 74.435°W﻿ / 40.452778; -74.435﻿ (Milltown India Rubber Company) | Milltown | |
| 44 | National Musical String Company | National Musical String Company | April 20, 1982 (#82003283) | 120 Georges Rd. 40°28′33″N 74°26′52″W﻿ / ﻿40.475833°N 74.447778°W﻿ / 40.475833; -74.447778﻿ (National Musical String Company) | New Brunswick | |
| 45 | New Brunswick Station | New Brunswick Station More images | June 22, 1984 (#84002732) | French St. and Albany St. 40°29′47″N 74°26′47″W﻿ / ﻿40.496389°N 74.446389°W﻿ / 40.496389; -74.446389﻿ (New Brunswick Station) | New Brunswick | Built 1903 by Pennsylvania Railroad |
| 46 | New Jersey Hall | New Jersey Hall More images | February 24, 1975 (#75001144) | 73 Hamilton St. Rutgers University 40°29′58″N 74°26′51″W﻿ / ﻿40.499444°N 74.4475°W﻿ / 40.499444; -74.4475﻿ (New Jersey Hall) | New Brunswick | Located on the Voorhees Mall |
| 47 | Old Bridge Historic District | Old Bridge Historic District More images | June 29, 1977 (#77000882) | River Road; Kossman, Pine, Chestnut, Main, Everson, Squire, Maple, and Oak streets; Rutgers Place 40°24′53″N 74°21′54″W﻿ / ﻿40.414848°N 74.365079°W﻿ / 40.414848; -74.365079﻿ (Old Bridge Historic District) | East Brunswick | |
| 48 | Old Cranbury School | Old Cranbury School More images | June 21, 1971 (#71000508) | 23 N. Main Street 40°18′42″N 74°31′02″W﻿ / ﻿40.311667°N 74.517222°W﻿ / 40.311667; -74.517222﻿ (Old Cranbury School) | Cranbury | |
| 49 | Old Queens, Rutgers University | Old Queens, Rutgers University More images | May 11, 1976 (#76001164) | 83 Somerset Street 40°29′56″N 74°26′47″W﻿ / ﻿40.49875°N 74.44625°W﻿ / 40.49875; -74.44625﻿ (Old Queens, Rutgers University) | New Brunswick | Built 1809–1825. Oldest building at Rutgers University, also part of Queens Campus |
| 50 | Old School Baptist Church and Cemetery | Old School Baptist Church and Cemetery | January 7, 1992 (#91001926) | 64-66 Main St. 40°27′01″N 74°22′54″W﻿ / ﻿40.450278°N 74.381667°W﻿ / 40.450278; -74.381667﻿ (Old School Baptist Church and Cemetery) | South River | |
| 51 | Isaac Onderdonk House | Isaac Onderdonk House More images | October 30, 1973 (#73001116) | 685 River Road 40°31′57″N 74°29′36″W﻿ / ﻿40.5325°N 74.493333°W﻿ / 40.5325; -74.493333﻿ (Isaac Onderdonk House) | Piscataway | Part of Road Up Raritan Historic District |
| 52 | Perth Amboy City Hall and Surveyor General's Office | Perth Amboy City Hall and Surveyor General's Office More images | January 21, 1981 (#81000394) | 260 High Street 40°30′23″N 74°15′57″W﻿ / ﻿40.506389°N 74.265833°W﻿ / 40.506389; -74.265833﻿ (Perth Amboy City Hall and Surveyor General's Office) | Perth Amboy | |
| 53 | Perth Amboy Ferry Slip | Perth Amboy Ferry Slip More images | November 28, 1978 (#78001773) | Smith St. 40°30′25″N 74°15′44″W﻿ / ﻿40.506944°N 74.262222°W﻿ / 40.506944; -74.262222﻿ (Perth Amboy Ferry Slip) | Perth Amboy | Former B&O ferry port to Tottenville, Staten Island |
| 54 | Perth Amboy Station | Perth Amboy Station More images | June 22, 1984 (#84002735) | Between Smith and Market Sts. 40°30′34″N 74°16′26″W﻿ / ﻿40.509444°N 74.273889°W﻿ / 40.509444; -74.273889﻿ (Perth Amboy Station) | Perth Amboy | Built 1928 |
| 55 | Poile Zedek Synagogue | Poile Zedek Synagogue More images | October 25, 1995 (#95001189) | 145 Neilson Street 40°29′39″N 74°26′31″W﻿ / ﻿40.494167°N 74.441944°W﻿ / 40.494167; -74.441944﻿ (Poile Zedek Synagogue) | New Brunswick | |
| 56 | Princeton Nurseries Historic District | Princeton Nurseries Historic District More images | August 28, 2018 (#08000899) | Generally along Mapleton Road and Ridge Road 40°22′07″N 74°36′55″W﻿ / ﻿40.368611°N 74.615278°W﻿ / 40.368611; -74.615278﻿ (Princeton Nurseries Historic District) | South Brunswick | Extends into Plainsboro |
| 57 | Proprietary House | Proprietary House More images | February 24, 1971 (#71000509) | 139-151 Kearny Avenue 40°30′44″N 74°16′10″W﻿ / ﻿40.512222°N 74.269444°W﻿ / 40.512222; -74.269444﻿ (Proprietary House) | Perth Amboy | |
| 58 | Queens Campus, Rutgers University | Queens Campus, Rutgers University More images | July 2, 1973 (#73001113) | Bounded by College Avenue and George, Hamilton, and Somerset Streets 40°29′54″N 74°26′46″W﻿ / ﻿40.498333°N 74.446111°W﻿ / 40.498333; -74.446111﻿ (Queens Campus, Rutgers University) | New Brunswick | Includes Old Queens (1809), Van Nest Hall (1845), Daniel S. Schanck Observatory (1865), Geology Hall (1872), Kirkpatrick Chapel (1873), Winants Hall (1890). |
| 59 | Randolphville Bridge | Randolphville Bridge More images | September 17, 1999 (#99001169) | Near 618 S. Randolphville Road 40°32′22″N 74°27′11″W﻿ / ﻿40.539444°N 74.453056°W﻿ / 40.539444; -74.453056﻿ (Randolphville Bridge) | Piscataway | Built 1937 |
| 60 | Raritan Landing Archeological District | Raritan Landing Archeological District | August 10, 1979 (#79001506) | Johnson Park 40°30′45″N 74°27′45″W﻿ / ﻿40.5125°N 74.4625°W﻿ / 40.5125; -74.4625﻿ (Raritan Landing Archeological District) | Piscataway | Excavations in conjunction with construction of Route 18, extends into Highland Park |
| 61 | Road Up Raritan Historic District | Road Up Raritan Historic District More images | September 18, 1997 (#97001146) | Along River Road, from Ellis Parkway to 899 River Road 40°31′35″N 74°29′29″W﻿ / ﻿40.526389°N 74.491389°W﻿ / 40.526389; -74.491389﻿ (Road Up Raritan Historic District) | Piscataway | Includes Isaac Onderdonk House and Matthias Smock House |
| 62 | Roosevelt Hospital | Roosevelt Hospital More images | March 5, 2002 (#02000109) | 1 Roosevelt Drive 40°33′04″N 74°20′16″W﻿ / ﻿40.551111°N 74.337778°W﻿ / 40.551111; -74.337778﻿ (Roosevelt Hospital) | Edison | |
| 63 | Rutgers Preparatory School | Rutgers Preparatory School More images | July 18, 1975 (#75001145) | 101 Somerset Street 40°29′52″N 74°26′50″W﻿ / ﻿40.497778°N 74.447222°W﻿ / 40.497778; -74.447222﻿ (Rutgers Preparatory School) | New Brunswick | Designed and built by architect Nicholas Wyckoff, former home (1830–1963) of Rutgers Preparatory School, the oldest independent school in New Jersey, established 1766. Building now known as Alexander Johnston Hall, Rutgers University. |
| 64 | Saint Mary of Mount Virgin Roman Catholic Church | Saint Mary of Mount Virgin Roman Catholic Church More images | November 3, 2010 (#10000877) | 190 Sandford St. 40°29′02″N 74°26′59″W﻿ / ﻿40.483889°N 74.449722°W﻿ / 40.483889; -74.449722﻿ (Saint Mary of Mount Virgin Roman Catholic Church) | New Brunswick | |
| 65 | St. Mary's Church | St. Mary's Church | December 10, 2003 (#03001276) | Jct. of Jackson St. and Whitehead Ave. 40°26′59″N 74°22′40″W﻿ / ﻿40.449722°N 74.377778°W﻿ / 40.449722; -74.377778﻿ (St. Mary's Church) | South River | |
| 66 | Saint Peter the Apostle Church | Saint Peter the Apostle Church More images | November 25, 2005 (#05001332) | 94 Somerset St. 40°29′52″N 74°26′46″W﻿ / ﻿40.4977°N 74.4461°W﻿ / 40.4977; -74.4461﻿ (Saint Peter the Apostle Church) | New Brunswick | |
| 67 | St. Peter's Episcopal Church | St. Peter's Episcopal Church More images | May 12, 1977 (#77000885) | Rector and Gordon Sts. 40°30′14″N 74°15′57″W﻿ / ﻿40.503858°N 74.265758°W﻿ / 40.503858; -74.265758﻿ (St. Peter's Episcopal Church) | Perth Amboy | |
| 68 | St. Peter's Church and Buildings | St. Peter's Church and Buildings More images | October 10, 1979 (#79003251) | Main Street and DeVoe Avenue 40°23′29″N 74°23′24″W﻿ / ﻿40.391389°N 74.39°W﻿ / 40.391389; -74.39﻿ (St. Peter's Church and Buildings) | Spotswood | |
| 69 | Sayre and Fisher Reading Room | Sayre and Fisher Reading Room More images | September 12, 1979 (#79001511) | Main St. and River Rd. 40°28′16″N 74°21′19″W﻿ / ﻿40.471111°N 74.355278°W﻿ / 40.471111; -74.355278﻿ (Sayre and Fisher Reading Room) | Sayreville | |
| 70 | Short Hills Battlefield Historic District | Short Hills Battlefield Historic District | May 9, 2014 (#14000203) | Address Restricted 40°35′31″N 74°23′31″W﻿ / ﻿40.5919801°N 74.3920027°W﻿ / 40.5919801; -74.3920027﻿ (Short Hills Battlefield Historic District) | Edison | |
| 71 | Benjamin Shotwell House | Benjamin Shotwell House More images | June 4, 1987 (#87000875) | 26 Runyon's Lane 40°32′50″N 74°24′16″W﻿ / ﻿40.547222°N 74.404444°W﻿ / 40.547222; -74.404444﻿ (Benjamin Shotwell House) | Edison | |
| 72 | Simpson United Methodist Church | Simpson United Methodist Church More images | April 6, 1979 (#79001510) | High and Jefferson Streets 40°30′32″N 74°15′56″W﻿ / ﻿40.508889°N 74.265556°W﻿ / 40.508889; -74.265556﻿ (Simpson United Methodist Church) | Perth Amboy | |
| 73 | Six Mile Run Historic District | Six Mile Run Historic District More images | October 25, 1995 (#95001191) | Roughly bounded by Grouse Road, Amwell Road, Bennetts Lane, New Jersey Route 27, Bunker Hill Road and the Millstone River in Franklin Township, Somerset County 40°27′19″N 74°30′52″W﻿ / ﻿40.455278°N 74.514444°W﻿ / 40.455278; -74.514444﻿ (Six Mile Run Historic District) | North Brunswick | Only the eastern side of the Route 27 Bridge over the Six Mile Run is in Middlesex County. |
| 74 | Matthias Smock House | Matthias Smock House More images | December 4, 1973 (#73001117) | 851 River Road 40°31′26″N 74°29′22″W﻿ / ﻿40.523889°N 74.489444°W﻿ / 40.523889; -74.489444﻿ (Matthias Smock House) | Piscataway | Part of Road Up Raritan Historic District |
| 75 | Trinity Episcopal Church | Trinity Episcopal Church More images | May 12, 2004 (#04000431) | 650 Rahway Avenue 40°33′43″N 74°16′23″W﻿ / ﻿40.561944°N 74.273056°W﻿ / 40.561944; -74.273056﻿ (Trinity Episcopal Church) | Woodbridge | Church and Jonathan Singletary Dunham House |
| 76 | United States Post Office | United States Post Office | April 2, 2008 (#08000270) | 360 Main St. 40°32′25″N 74°21′38″W﻿ / ﻿40.540262°N 74.360619°W﻿ / 40.540262; -74.360619﻿ (United States Post Office) | Metuchen | |
| 77 | Joseph and Minnie White House | Joseph and Minnie White House More images | October 28, 1988 (#87001763) | 243 Hazelwood Avenue 40°34′15″N 74°31′12″W﻿ / ﻿40.570833°N 74.52000°W﻿ / 40.570833; -74.52000﻿ (Joseph and Minnie White House) | Middlesex | Childhood home of Margaret Bourke-White |
| 78 | John Van Buren Wicoff House | John Van Buren Wicoff House | March 12, 1998 (#98000236) | 641 Plainsboro Rd. 40°20′01″N 74°35′14″W﻿ / ﻿40.333706°N 74.587103°W﻿ / 40.333706; -74.587103﻿ (John Van Buren Wicoff House) | Plainsboro | |
| 79 | Withington Estate | Withington Estate | September 27, 1984 (#84002740) | Spruce Lane 40°22′25″N 74°36′32″W﻿ / ﻿40.373611°N 74.608889°W﻿ / 40.373611; -74.608889﻿ (Withington Estate) | Kingston | Known as Heathcote Farm |
| 80 | Wood Lawn | Wood Lawn More images | March 8, 1978 (#78001772) | Douglass Campus, Rutgers University 40°28′54″N 74°25′59″W﻿ / ﻿40.481667°N 74.433056°W﻿ / 40.481667; -74.433056﻿ (Wood Lawn) | New Brunswick | Used by the Eagleton Institute of Politics, Rutgers University |