# National Register of Historic Places listings in Mille Lacs County, Minnesota

This is a list of the National Register of Historic Places listings in Mille Lacs County, Minnesota.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Mille Lacs County, Minnesota, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in an online map.
There are 12 properties and districts listed on the National Register in the county, including one National Historic Landmark. Another property was once listed but has been removed.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.

## Current listings

Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)
| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | Bridge No. 3355-Kathio Township | Bridge No. 3355-Kathio Township More images | June 29, 1998 (#98000685) | U.S. Route 169 over Whitefish Creek 46°12′55″N 93°47′34″W﻿ / ﻿46.215298°N 93.792869°W﻿ / 46.215298; -93.792869﻿ (Bridge No. 3355-Kathio Township) | Kathio Township | One of Minnesota's few ornamental concrete slab bridges, covered in fine masonry by the Civilian Conservation Corps in 1939. |
| 2 | Cooper Site | Cooper Site | September 22, 1970 (#70000299) | West-central shore of Lake Ogechie, Mille Lacs Kathio State Park 46°08′43″N 93°46′31″W﻿ / ﻿46.145278°N 93.775222°W﻿ / 46.145278; -93.775222﻿ (Cooper Site) | Onamia vicinity | Precontact and early contact-era Mdewakanton habitation site and burial mounds; the type site for a particular cultural complex and a contributing property to the Kathio Site. |
| 3 | Robert C. Dunn House | Robert C. Dunn House | August 29, 1985 (#85001922) | 708 S. 4th St. 45°33′58″N 93°35′04″W﻿ / ﻿45.56606°N 93.584395°W﻿ / 45.56606; -93.584395﻿ (Robert C. Dunn House) | Princeton | 1902 Colonial Revival house of Robert C. Dunn (1855–1918), a newspaper publisher, local and state politician, and leading advocate for the Good Roads Movement. |
| 4 | Ephraim C. Gile House | Ephraim C. Gile House | August 29, 1985 (#85001907) | 311 8th Ave., S. 45°33′57″N 93°35′06″W﻿ / ﻿45.565936°N 93.585063°W﻿ / 45.565936; -93.585063﻿ (Ephraim C. Gile House) | Princeton | Gothic Revival house built circa 1872, a rare example of the style north of Minneapolis–Saint Paul. |
| 5 | Great Northern Depot | Great Northern Depot More images | November 23, 1977 (#77000757) | 101 S 10th St. 45°34′09″N 93°35′17″W﻿ / ﻿45.569222°N 93.587994°W﻿ / 45.569222; -93.587994﻿ (Great Northern Depot) | Princeton | 1902 train station that served as the area's key hub of commercial shipping for 70 years. Now a museum. |
| 6 | Kathio Site | Kathio Site More images | October 15, 1966 (#66000403) | Within Mille Lacs Kathio State Park 46°07′45″N 93°45′15″W﻿ / ﻿46.129174°N 93.754063°W﻿ / 46.129174; -93.754063﻿ (Kathio Site) | Vineland vicinity | Concentration of at least 17 archaeological sites in the contact-era homeland of the Dakota people—later taken over by the Ojibwe—with high potential to illuminate the development of the area's pre- and post-contact indigenous cultures. Now Mille Lacs Kathio State Park. |
| 7 | Milaca Municipal Hall | Milaca Municipal Hall More images | September 11, 1985 (#85002201) | 145 Central Ave, S. 45°45′15″N 93°39′03″W﻿ / ﻿45.754213°N 93.650883°W﻿ / 45.754213; -93.650883﻿ (Milaca Municipal Hall) | Milaca | Exemplary 1936 municipal hall built in fieldstone by the Works Progress Administration, incorporating a circa-1890 fire hall and interior murals by a Federal Art Project painter. Now a local history museum. |
| 8 | Mille Lacs County Courthouse | Mille Lacs County Courthouse More images | March 25, 1977 (#77000756) | 635 2nd St., SE. 45°45′15″N 93°38′35″W﻿ / ﻿45.754297°N 93.643092°W﻿ / 45.754297; -93.643092﻿ (Mille Lacs County Courthouse) | Milaca | Seat of county government since 1923 and a well-preserved embodiment of a post-World War I phase in courthouse architecture that favored Renaissance/Classical Revival motifs and fireproof construction to protect public records. |
| 9 | Onamia Municipal Hall | Onamia Municipal Hall | September 10, 1985 (#85002333) | 621 Main St. 46°04′13″N 93°40′08″W﻿ / ﻿46.070415°N 93.668857°W﻿ / 46.070415; -93.668857﻿ (Onamia Municipal Hall) | Onamia | Fieldstone municipal hall built 1935–36, a well-preserved example of typical Works Progress Administration unemployment relief projects using readily available but labor-intensive local materials. |
| 10 | Petaga Point | Petaga Point | September 22, 1970 (#70000300) | Outlet of Lake Ogechie, Mille Lacs Kathio State Park 46°07′50″N 93°46′50″W﻿ / ﻿46.130556°N 93.780556°W﻿ / 46.130556; -93.780556﻿ (Petaga Point) | Onamia vicinity | 3000–1000 BCE habitation site, the oldest within the Kathio Site district. |
| 11 | Saw Mill Site | Saw Mill Site | September 22, 1970 (#70000301) | Northwest shore of Lake Ogechie, Mille Lacs Kathio State Park 46°08′57″N 93°46′44″W﻿ / ﻿46.149167°N 93.778889°W﻿ / 46.149167; -93.778889﻿ (Saw Mill Site) | Onamia vicinity | Site of a precontact village in use 400–1600 CE, representing a distinctive cultural phase of native occupation. Also a contributing property to the Kathio Site. |
| 12 | Vineland Bay Site | Vineland Bay Site | September 22, 1970 (#70000302) | North shore of Vineland Bay, Mille Lacs Kathio State Park 46°09′45″N 93°45′22″W﻿ / ﻿46.162556°N 93.756111°W﻿ / 46.162556; -93.756111﻿ (Vineland Bay Site) | Vineland vicinity | Site of a late precontact-era village circa 800–1100 CE as well as a 19th-century Ojibwe camp, the former being significant as a distinctive cultural phase of native occupation. Also a contributing property to the Kathio Site. |

## Former listing

| | Name on the Register | Image | Date listed | Date removed | Location | City or town | Description |
| 1 | Ellen Ruth (launch) | Upload image | August 29, 1985 (#85001923) | June 21, 1990 | Main St. between Lake Shore Boulevard and Fifth St. (original address) Current coordinates are 46°07′05″N 93°31′15″W﻿ / ﻿46.118129°N 93.520713°W﻿ / 46.118129; -93.520713﻿ (Ellen Ruth (launch)) | Wahkon | Fishing boat brought in 1933 to serve an early lake resort. Relocated in 1989. |