# List of Pennsylvania state historical markers in Union County

This is a list of the Pennsylvania state historical markers in Union County.
This is intended to be a complete list of the official state historical markers placed in Union County, Pennsylvania by the Pennsylvania Historical and Museum Commission (PHMC). The locations of the historical markers, as well as the latitude and longitude coordinates as provided by the PHMC's database, are included below when available. There are 22 historical markers located in Union County.
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* GPX (primary coordinates)
* GPX (secondary coordinates)

## Historical markers

| Marker title | Date dedicated | Location | Marker type | Topics |
| Bucknell University | September 22, 1947 | U.S. 15 in Lewisburg at stadium 40°57′07″N 76°53′14″W﻿ / ﻿40.95194°N 76.88729°W﻿ / 40.95194; -76.88729﻿ (Bucknell University) | Roadside | Education, Religion, Women |
| Buffalo Church | June 9, 1948 | Pa. 192, 4 miles W of Lewisburg 40°57′44″N 76°58′04″W﻿ / ﻿40.96218°N 76.96781°W﻿ / 40.96218; -76.96781﻿ (Buffalo Church) | Roadside | Buildings, Native American, Religion |
| Buffalo Church | June 9, 1948 | Pa. 45, at Johnson Mill Rd., W of Lewisburg 40°56′43″N 76°57′59″W﻿ / ﻿40.9453°N 76.96647°W﻿ / 40.9453; -76.96647﻿ (Buffalo Church) | Roadside | Buildings, Native American, Religion |
| Col. John Kelly | March 21, 1952 | SR 1002 just E of Mazeppa 40°59′22″N 76°58′54″W﻿ / ﻿40.98936°N 76.9818°W﻿ / 40.98936; -76.9818﻿ (Col. John Kelly) | Roadside | American Revolution, Early Settlement, Military, Native American |
| Dry Run Cemetery | June 9, 1948 | Pa. 304, 1 mile W of New Berlin (Missing) 40°52′26″N 77°00′29″W﻿ / ﻿40.8739°N 77.00804°W﻿ / 40.8739; -77.00804﻿ (Dry Run Cemetery) | Roadside | Early Settlement, French & Indian War, Military, Religion |
| Eli Slifer | October 4, 1968 | U.S. 15 just N of Lewisburg 40°58′34″N 76°53′16″W﻿ / ﻿40.97608°N 76.88773°W﻿ / 40.97608; -76.88773﻿ (Eli Slifer) | Roadside | Civil War, Government & Politics, Government & Politics 19th Century, Military |
| Evangelical Church | September 22, 1947 | Pa. 304, 1.2 miles W of New Berlin 40°52′41″N 76°59′37″W﻿ / ﻿40.87797°N 76.99349°W﻿ / 40.87797; -76.99349﻿ (Evangelical Church) | Roadside | Religion |
| Evangelical Church | September 22, 1947 | Junction Pa. 45 (Chestnut St.) & 104 (10th St.), W end of Mifflinburg 40°54′51″N 77°03′21″W﻿ / ﻿40.91425°N 77.05578°W﻿ / 40.91425; -77.05578﻿ (Evangelical Church) | Roadside | Religion |
| Fought's Mill | September 22, 1947 | Pa. 45 (Chestnut St.) at Buffalo Rd., Mifflinburg 40°55′16″N 77°02′20″W﻿ / ﻿40.92101°N 77.03889°W﻿ / 40.92101; -77.03889﻿ (Fought's Mill) | Roadside | American Revolution, Buildings, Business & Industry, Government & Politics 18th Century, Mills, Native American |
| General Tasker H. Bliss | November 22, 1954 | 115 S. Front St., Lewisburg 40°57′51″N 76°52′52″W﻿ / ﻿40.96406°N 76.88112°W﻿ / 40.96406; -76.88112﻿ (General Tasker H. Bliss) | City | Military, Military Post-Civil War |
| Lee Massacre | April 28, 1947 | U.S. 15 at Winfield just S of Pa. 304 40°54′39″N 76°51′13″W﻿ / ﻿40.91095°N 76.85368°W﻿ / 40.91095; -76.85368﻿ (Lee Massacre) | Roadside | American Revolution, Military, Native American |
| Leroy Massacre | April 28, 1947 | Pa. 104, 1.5 miles S of Mifflinburg 40°53′38″N 77°03′07″W﻿ / ﻿40.89399°N 77.05192°W﻿ / 40.89399; -77.05192﻿ (Leroy Massacre) | Roadside | French & Indian War, Military, Native American |
| Leroy Massacre - PLAQUE | July 19, 1919 | Ridge Rd. (SR 3016), 1 mile E of PA 304, between Mifflinburg and New Berlin 40°54′20″N 77°01′39″W﻿ / ﻿40.90562°N 77.02756°W﻿ / 40.90562; -77.02756﻿ (Leroy Massacre - PLAQUE) | Plaque | French & Indian War, Military, Native American |
| Lewisburg Cross-Cut Canal | January 3, 1955 | Pa. 45 (Market St.) near bridge, Lewisburg | City | Canals, Navigation, Transportation |
| Ludwig Derr | November 22, 1954 | 34 Brown St., Lewisburg 40°57′40″N 76°52′50″W﻿ / ﻿40.96117°N 76.88063°W﻿ / 40.96117; -76.88063﻿ (Ludwig Derr) | City | Government & Politics, Mills, Professions & Vocations |
| Robert Lowry | November 22, 1954 | 110 University Ave., Lewisburg 40°57′29″N 76°52′54″W﻿ / ﻿40.95816°N 76.8816°W﻿ / 40.95816; -76.8816﻿ (Robert Lowry) | City | Music & Theater, Religion, Writers |
| Samuel Maclay | April 28, 1947 | Pa. 45, 4 miles SW of Lewisburg 40°56′39″N 76°28′12″W﻿ / ﻿40.94409°N 76.46993°W﻿ / 40.94409; -76.46993﻿ (Samuel Maclay) | Roadside | Government & Politics, Government & Politics 18th Century |
| Shikellamy's Old Town - PLAQUE | August 1, 1921 | Central Oak Heights just off US 15 southbound, S of West Milton 41°00′41″N 76°52′05″W﻿ / ﻿41.01151°N 76.86809°W﻿ / 41.01151; -76.86809﻿ (Shikellamy's Old Town - PLAQUE) | Plaque | Cities & Towns, Early Settlement, Government & Politics 18th Century, Native American |
| Shikellamy's Town | April 28, 1947 | U.S. 15, 3.6 miles N of Lewisburg - MISSING 41°00′05″N 76°52′05″W﻿ / ﻿41.00144°N 76.86793°W﻿ / 41.00144; -76.86793﻿ (Shikellamy's Town) | Roadside | Early Settlement, Native American |
| Underground Railroad | November 22, 1954 | University Ave., Lewisburg | City | African American, Underground Railroad |
| Union County | May 10, 1982 | County Courthouse, 2nd & St. Louis Sts., Lewisburg 40°57′48″N 76°52′58″W﻿ / ﻿40.96345°N 76.88265°W﻿ / 40.96345; -76.88265﻿ (Union County) | City | Government & Politics, Government & Politics 19th Century |
| Widow Catherine Smith | May 25, 1967 | SR 1011 (old Rte. 15) at SR 1010, White Deer | Roadside | Business & Industry, Women |