# National Register of Historic Places listings in Warren County, Pennsylvania

This is a list of the National Register of Historic Places listings in Warren County, Pennsylvania.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Warren County, Pennsylvania, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
There are 11 properties and districts listed on the National Register in the county. Another property was once listed but has been removed.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)

## Current listings

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | Cornplanter Grant | Upload image | May 14, 2018 (#100002403) | Allegheny Reservoir 41°56′42″N 78°56′06″W﻿ / ﻿41.945000°N 78.935000°W﻿ / 41.945000; -78.935000﻿ (Cornplanter Grant) | Elk Township | Indian reservation; mostly submerged by the creation of the reservoir |
| 2 | A.J. Hazeltine House | A.J. Hazeltine House | November 21, 1976 (#76001677) | 710 Pennsylvania Avenue, West 41°50′43″N 79°09′24″W﻿ / ﻿41.845278°N 79.156667°W﻿ / 41.845278; -79.156667﻿ (A.J. Hazeltine House) | Warren | |
| 3 | Irvine United Presbyterian Church | Irvine United Presbyterian Church More images | August 27, 1976 (#76001676) | Off U.S. Route 6 41°50′17″N 79°16′16″W﻿ / ﻿41.838056°N 79.271111°W﻿ / 41.838056; -79.271111﻿ (Irvine United Presbyterian Church) | Brokenstraw Township | |
| 4 | Guy C. Irvine House | Guy C. Irvine House | September 13, 1978 (#78002479) | 1.5 miles (2.4 km) south of Russell on U.S. Route 62 41°55′12″N 79°09′04″W﻿ / ﻿41.92°N 79.151111°W﻿ / 41.92; -79.151111﻿ (Guy C. Irvine House) | Pine Grove Township | |
| 5 | John P. Jefferson House | John P. Jefferson House | May 9, 1985 (#85000996) | 119 Market Street 41°50′41″N 79°08′45″W﻿ / ﻿41.844722°N 79.145833°W﻿ / 41.844722; -79.145833﻿ (John P. Jefferson House) | Warren | |
| 6 | Struthers Library Building | Struthers Library Building | October 10, 1975 (#75001671) | 3rd Avenue and Liberty Street 41°50′48″N 79°08′55″W﻿ / ﻿41.846667°N 79.148611°W﻿ / 41.846667; -79.148611﻿ (Struthers Library Building) | Warren | |
| 7 | Warren Armory | Warren Armory | May 9, 1991 (#91000519) | 330 Hickory Street 41°50′49″N 79°08′52″W﻿ / ﻿41.846944°N 79.147778°W﻿ / 41.846944; -79.147778﻿ (Warren Armory) | Warren | |
| 8 | Warren County Courthouse | Warren County Courthouse More images | April 18, 1977 (#77001198) | Market Street and 4th Avenue 41°50′55″N 79°08′50″W﻿ / ﻿41.848611°N 79.147222°W﻿ / 41.848611; -79.147222﻿ (Warren County Courthouse) | Warren | |
| 9 | Warren Historic District | Warren Historic District More images | July 22, 1999 (#99000877) | Roughly bounded by Conewango Creek, the Allegheny River, 7th Avenue and Laurel Street 41°50′57″N 79°08′50″W﻿ / ﻿41.849167°N 79.147222°W﻿ / 41.849167; -79.147222﻿ (Warren Historic District) | Warren | |
| 10 | Wetmore House | Wetmore House | April 28, 1975 (#75001672) | 210 4th Avenue 41°50′54″N 79°08′52″W﻿ / ﻿41.848333°N 79.147778°W﻿ / 41.848333; -79.147778﻿ (Wetmore House) | Warren | |
| 11 | Woman's Club of Warren | Woman's Club of Warren | June 28, 1996 (#96000715) | 310 Market Street 41°50′52″N 79°08′46″W﻿ / ﻿41.847778°N 79.146111°W﻿ / 41.847778; -79.146111﻿ (Woman's Club of Warren) | Warren | |

## Former listing

| | Name on the Register | Image | Date listed | Date removed | Location | City or town | Description |
| 1 | Pennsylvania Railroad Passenger Station | Upload image | November 19, 1974 (#74001804) | May 8, 1986 | 316 Chestnut Street | Warren | |