- COORDINATES: 40.69917, -76.85028
- COUNTY: Northumberland
- DISTANCE TO NEXT: Sunbury - 14
- EXPLANATION OF NAME: Named for Commodore Herndon, U.S.N.
- FOUNDED: 1854
- MANUFACTURER: Carlisle Foundry Company
- SHAPE: Standard 1-sided
- STATUS: Jim Carn repainted the sign in September 2013. Sign is cracked, welded and bolted to post
![Photo 1979 by Fred Yenerall](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-1-285x191.jpg)
Photo 1979 by Fred Yenerall
![Photo June 2009 by Clair Clawser](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-2-285x184.jpg)
Photo June 2009 by Clair Clawser
![Photo April 2012 by JGl.](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-3-224x300.jpg)
Photo April 2012 by JGl.
![Photo April 2012 by JGl.](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-4-285x185.jpg)
Photo April 2012 by JGl.
![Photo April 2012 by JGl.](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-5-198x300.jpg)
Photo April 2012 by JGl.
![Newspaper photograph from the time of the town's centennial in 2000. Courtesy Blair Bohr.](http://keystonemarkertrust.org/wp-content/uploads/town-herndon-sunbury-6-285x300.jpeg)
Newspaper photograph from the time of the town’s centennial in 2000. Courtesy Blair Bohr.
PA 147 at south end of town