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Unionville Center, OH

Full City Profile · Ohio · Union County County

3.0 /5.0
B Good
278 Population 1,738/sq mi density
$97,500 Median Income $30,246 per capita
$178,100 Home Value $530,407 Zillow
$1,042 Median Rent 22.5% income on rent
52°F Avg Temperature 275 sunny days/yr
49 Violent Crime/100K 988 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$97,500 median income, 27.6% unemployment
A+
Affordability
5.0 / 5.0
$178,100 home value, $1,042/mo rent
F
Safety
1.0 / 5.0
49 violent crimes/100K
C
Education
2.2 / 5.0
15.4% bachelor's degree or higher
Unionville Center experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 28°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 40.5 inches. The area receives 24.0 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

28°F Jan (-2°C) 75°F Jul (24°C)
Annual Average52.4°F
3% below US avg
January Average28°F (-2°C)
July Average75°F (24°C)
Sunny Days275 days/yr

Geography

Elevation971 ft (296 m)
Area0.2 sq mi (0.4 km²)
Population Density1,738/sq mi
Coordinates40.1371°N, 83.3413°W
TimezoneAmerica/New_York
CountyUnion County County
Nearest AirportJohn Glenn Columbus International (CMH)
26 miles away

Precipitation & Snow

Annual Rainfall 40.5"
7% above US avg
Snowfall 24.0"
Wettest Month (Jul) 4.13"
Driest Month (Feb) 2.01"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score32.7 / 100
Social Vulnerability10.6 / 100
Community Resilience97.5 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Relatively Moderate
Drought Relatively Low
Cold Wave Very Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

12 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.6. Most recent: M3.4 on May 24, 2017.

Feb 19, 1995 8 km SSE of Rocky Fork Point, Ohio M3.6 114 km
Nov 20, 2013 2 km SW of Buchtel, Ohio M3.5 124 km
May 24, 2017 1 km S of McArthur, Ohio M3.4 125 km
Apr 17, 1990 8 km NW of Fort Recovery, Ohio M3.0 133 km
Jun 5, 2011 5 km W of Lodi, Ohio M3.0 146 km
Apr 4, 1994 2 km WNW of Minster, Ohio M2.9 95 km
May 12, 2006 2 km E of Lima, Ohio M2.8 92 km
May 14, 2010 1 km ENE of Gibsonburg, Ohio M2.7 139 km
Nov 25, 1998 1 km SSW of New London, Ohio M2.7 131 km
Feb 11, 2015 8 km SE of Richmond Dale, Ohio M2.6 121 km
Jan 30, 2004 2 km S of Rockford, Ohio M2.5 126 km
Jun 4, 1990 4 km SSE of Van Buren, Ohio M2.5 110 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

462 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 53 fatalities, 1,807 injuries.

Date Rating Distance Fatalities
Apr 3, 1974 EF5 83 km 36
Sep 20, 2000 EF4 77 km 1
Apr 11, 1965 EF4 91 km 3
Mar 14, 2024 EF3 82 km 3
May 27, 2019 EF3 77 km 0
May 27, 2019 EF3 98 km 0
May 14, 2014 EF3 67 km 0
Nov 10, 2002 EF3 30 km 0
Oct 13, 1999 EF3 67 km 0
May 31, 1985 EF3 53 km 1
Jun 13, 1981 EF3 55 km 4
May 10, 1973 EF3 43 km 0
May 24, 1971 EF3 63 km 0
Feb 22, 1971 EF3 40 km 0
Sep 3, 1970 EF3 63 km 0
May 8, 1969 EF3 85 km 0
Nov 16, 1965 EF3 72 km 0
Jul 28, 1961 EF3 73 km 0
Jul 19, 1950 EF3 90 km 0
Mar 14, 2024 EF2 30 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 2.1 in Coldest
February 29°F (-2°C) 2.0 in Driest
March 39°F (4°C) 3.0 in
April 50°F (10°C) 3.5 in
May 61°F (16°C) 4.0 in
June 69°F (21°C) 3.9 in
July 75°F (24°C) 4.1 in Warmest, Wettest
August 71°F (22°C) 3.5 in
September 65°F (18°C) 3.0 in
October 53°F (12°C) 2.4 in
November 42°F (6°C) 3.1 in
December 32°F (-0°C) 2.8 in

Unionville Center has a seasonal temperature swing of 47°F / from 28°F in January to 75°F in July. Total annual precipitation is 37.3 inches, with July being the wettest month (4.1") and February the driest (2.0").

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