Ohio · Census place 3966936
Richwood, Ohio
Richwood is a village in Union County, Ohio with an estimated 2,575 residents on July 1, 2024. It is the 358th largest of 526 incorporated places of 1,000+ people in the state.
- Population 2024
- 2,575
- #358 of 526 in Ohio
- Change since 2020
- +15.3%
- +341 people
- Land area
- 1.2 sq mi
- + 0.03 sq mi water
- Density
- 2,077 / sq mi
- State median 2,000
Measure from here
Tools and pages that start from Richwood
Richwood population, 2020 to 2024
Richwood added 341 residents from July 2020 to July 2024, a change of +15.3%. In the latest year it moved by +78.
Richwood covers 1.24 square miles of land and 0.03 of water, for 2,077 people per square mile of land. The median Ohio place of 5,000+ has 2,000, so Richwood is close to the typical town.
What county Richwood is in
All of Richwood's residents live in Union County, which had 71,721 residents in 2024. Richwood holds 3.6% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.
ZIP codes in Richwood
1 ZIP Code Tabulation Area (ZCTA) overlaps Richwood by at least 10% of the ZCTA's or the village's land: 43344. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a village that annexed land after 2020 may reach into ZIP codes not listed here.
Where Richwood is
The Census internal point of Richwood is at 40.427400, -83.294400. Columbus, the capital, is 35.7 miles SSE in a straight line. The nearest larger place is Marysville, OH (29,276 people), 14.2 miles away. The nearest city of 100,000 or more is Columbus, OH, 34.7 miles away.
Internal point
- Decimal
- 40.427400, -83.294400
- DMS
- 40°25'38.64"N 83°17'39.84"W
- UTM
- 17N 305368.8E 4477724.1N
- Geohash
- dphvbxdfe
- Plus code
- 86GRCPG4+X6
Daylight in Richwood
At 40.43° N, Richwood gets about 15 h 04 min of daylight around the June solstice and 9 h 17 min around the December solstice, a swing of 5 h 47 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.
Places near Richwood
The eight nearest incorporated places of 1,000+ in Ohio, measured between internal points. The closest is Prospect, 6.0 miles away, with 1,057 people.
Questions people ask
What is the population of Richwood, OH?
2,575 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 341 (15.3%) from 2,234 in July 2020.
What county is Richwood in?
Union County. All of its residents live in that county.
What ZIP codes cover Richwood?
1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 43344.
How far is Richwood from Columbus?
35.7 miles (57.4 km) in a straight line, heading SSE from Richwood.
What is the nearest larger city to Richwood?
Marysville, OH, with 29,276 residents, 14.2 miles away between internal points.
Sources and data as of
Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.
- 01Census Vintage 2024 subcounty population estimates
- 02Census 2024 Gazetteer, places
- 03Census 2020 ZCTA to place relationship file
- 04Census 2024 cartographic boundary file, counties (1:5,000,000)
How every number is computed: methodology. Spotted a wrong figure? Report an error.