St. MartinOH
A town settled in 1864, now home to 171 people.
Is St. Martin a good place to live?
St. Martin’s median age is 56.9 years, above both Ohio’s towns (41.7 years) and U.S. towns (40.5 years). St. Martin has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
171 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
The data
Ordered by what stands out in St. Martin.
St. Martin has 0.2 jobs for every working resident, so most commute out
Among residents in St. Martin, 18% live below the poverty line. Only 1% of working residents stay in St. Martin for work; the rest commute out. The mean commuting time locally is 34 minutes. The top destinations are Cincinnati (6%), Sharonville (5%) and Columbus (5%).
| St. Martin | Typical Ohio town | Typical U.S. town | |
|---|---|---|---|
| Average trip to work | 34 minutes | 24 minutes | 25 minutes |
| Below the poverty line | 18% | 9.1% | 9.6% |
| Median household income | $56,000 | $75,000 | $80,000 |
| Working residents who work in town | 1% | 6.9% | 8% |
Where working residents work
Census LEHD 2023 · ACS
Four seasons and pleasant summers: that is St. Martin’s year
A July afternoon gets to about 85° and a January night to 22°, and about 27 inches of snow fall in a winter.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
The biggest natural risk in St. Martin is inland flooding, at a low overall level
Expected damage from storms and floods is lower here than in 62% of U.S. communities. FEMA puts 63% of St. Martin’s expected hazard losses down to inland flooding, and 10% to tornadoes.
FEMA National Risk Index · OpenFEMA
How healthy St. Martin is
In St. Martin, 27% of adults have been diagnosed with depression, and 39% have obesity. The town does better than the Ohio average on 3 of 32 CDC measures and worse on 1. 40% of adults sleep under 7 hours locally.
| St. Martin | Typical Ohio town | Typical U.S. town | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 40% | 38% | 36% |
| Depression (CDC PLACES) | 27% | 26% | 23% |
| Obesity (CDC PLACES) | 39% | 38% | 35% |
| Get no exercise (CDC PLACES) | 29% | 28% | 25% |
| What stands out | St. Martin | OH |
|---|---|---|
| Fewer older adults who have lost all their teeth | 10.3% | 15.3% |
| Fewer adults facing a utility shut-off | 6.4% | 8.3% |
| Fewer adults screened for colon cancer | 58.9% | 65.2% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Everything we know about St. Martin
Moving to St. Martin: who provides what
St. Martin is unincorporated, so Brown County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Aug 3, 2026.
99% of working residents leave St. Martin for work
Where St. Martin’s working residents go each day. Line width shows the share.
Census LEHD 2023
Colleges nearby
1 within 15 miles of the center of St. Martin
About 6 of every 100 St. Martin residents are enrolled in college, about the same as Ohio.
About St. Martin
Unincorporated community in Ohio, United States
St. Martin is an unincorporated community and former village in Brown County, Ohio, United States. The community is served by the Fayetteville (45118) post office. The population was 200 at the 2020 census. In November 2011, voters chose to unincorporate St. Martin, and it now falls solely under the jurisdiction of Perry Township.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 1.9 sq mi
- Elevation
- 978 ft
Questions about St. Martin
Short answers, built from the data on this page.
Is St. Martin, OH a good place to live?
St. Martin has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
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