St. Martin: Housing & Real Estate

St. Martin homes sell at a median $237,500, with median rent $-666,666,666. Homeownership rate: 87.5%. That's 1.4× higher than the Brown County median ($164,500); 1.2× higher than the Ohio median ($190,721). Market is warm. New construction makes up 26.2% of stock. A municipal building code is in effect.

Home Values & Rent

Median home value $237,500 — 1.2× the Ohio median ($190,720). Median rent $-666,666,666/month. homeownership rate 87.5% — above the U.S. share of ~65%.

Affordability · Home Price To Income4.2×
Affordability · Home Affordabilitymoderate
Affordability · Poverty Rate18.3%
Affordability · Property Tax Pct Income3.2%
Fair Market Rent · Studio rent$797
Fair Market Rent · One-bedroom rent$802
Fair Market Rent · Two-bedroom rent$1,008
Fair Market Rent · Three-bedroom rent$1,361
Fair Market Rent · Four-bedroom rent$1,691
Fair Market Rent · HUD FMR areaBrown County, OH HUD Metro FMR Area
Fair Market Rent · Fiscal yearFY2026
Median Home Value$237,500 (vs Ohio $190,721)
Median Rent$-666,666,666 (vs Ohio $943)

Sources: HUD FMR FY2026 · Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Tenure & Occupancy

Owner-occupied vs renter-occupied housing units, plus vacancy rates.

Housing Market · Market temperaturewarm
Housing Market · New construction (% of stock)26.2%

Utilities

Electricity, water, and broadband infrastructure serving residents. Broadband percentages reflect the share of premises that can subscribe to service at the listed speed (FCC Form 477).

Systems (5)

Georgetown Village Pws
OH0800503
Brown County Rural Water
OH0802012
Hamersville Village Pws
OH0800603
Mount Orab Village Pws
OH0801011
Waynoka Regional Water And Sewer Dist
OH0800811
Broadband · % of premises with 25/3 Mbps broadband100.0%
Broadband · % of premises with 100/20 Mbps broadband100.0%
Broadband · % of premises with 250/25 Mbps broadband100.0%
Broadband · % of premises with 1 Gbps / 100 Mbps broadband74.0%
Broadband · Broadband-capable premises100
Electricity · Electricity rate (¢/kWh)15.99¢/kWh
Electricity · Customers5,142,108
Electricity · Revenue Millions$8,340
Electricity · Year2024
Mobile Broadband · 3G mobile coverage0%
Mobile Broadband · 4G mobile coverage100%
Mobile Broadband · 5G mobile coverage100%
Mobile Home Parks Detail · County total1

Sources: FCC BDC Jun 2025 · EIA Annual Retail Sales 2023 · FCC BDC Mobile 2024 · HIFLD / IRS BMF  ·  Refreshed 2026-04-12

Other

Homeownership Rate87.5%
Median Year Built1995

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12