
St. Clairsville Historic District · National Register of Historic Places
St. Clairsville’s story
236 years in pictures
Its founding year, 1790, comes before those of 97% of the Ohio towns we grade with a known year.
Census counts: 431 in 1810, 5,096 in 2020. The archive holds 6 old photos and papers going back to 1891 and 4 maps from 1905 on.
1 place on the National Register of Historic Places.
- 1790St. Clairsville is settled
Explore the history →
Getting set upMoving to St. Clairsville: who provides what
Who provides power, water and the rest in St. Clairsville, and how to reach them.
The full setup list →EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.