- COUNTY: Montgomery
- COORDINATES: 40.004290, -75.283595
- DISTANCE TO NEXT: Bryn Mawr - 2
- EXPLANATION OF NAME: Formerly "Athensville" Renamed Ardmore In 1873
- FOUNDED: 1873
- MANUFACTURER: Carlisle Foundry Company
- SHAPE: Standard 1-sided
- STATUS: As of November 2022, this marker is reported as missing.
Marker previously damaged, missing both mounting collars and fastened to post with U bolts. Ball Finial appears to be integral. Marker painted green and gold to match Lower Merion street signs. Image of Marker used on 1973 commemorative coin and plate.

June 2011 photo by C. Busch

June 2011 photo by C. Busch

June 2011 photo by C. Busch

June 2011 photo by C. Busch

August 2020 photo by JGl
224 Lincoln Highway