Radnor
Census-designated place in Delaware County, Ohio

Radnor is an unincorporated community (census-designated place) in Delaware County, Ohio, with 180 residents (2020 Census). It sits at 935 ft (285 m) above sea level. The nearest town is Prospect, 5.2 miles NW.
- 180residents (2020 Census)
- 935 ftelevation · 285 m
- 0.7 sq miland area · 1.9 km²
- 250 / sq mipopulation density
- 43066ZIP code
About Radnor
Radnor is an unincorporated community and census-designated place (CDP) in central Radnor Township, Delaware County, Ohio, United States. As of the 2020 census it had a population of 180. Radnor has a post office with the ZIP code of 43066. It lies along State Route 203 at its intersection with Radnor Road.
Text: Wikipedia · CC BY-SA 4.0
Radnor weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Radnor
Webcams: Windy.com
Living in Radnor
- Median home value
- $63,800
- Median age
- 68.8
Do you know Radnor? Tell us about it
Help other travelers: share what makes Radnor special. We review every message before publishing it.
Map of Radnor
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Radnor Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Radnor, OH population
Radnor had 180 residents in the 2020 Census.
| 2020 Census | 180 |
|---|---|
| Density | 250 per sq mi (96 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Radnor at a glance
| State | Ohio (OH) |
|---|---|
| County | Delaware County |
| Type | Census-designated place |
| Population | 180 (2020) |
| Land area | 0.72 sq mi (1.9 km²) |
| Elevation | 935 ft (285 m) |
| Coordinates | 40.3852° N, 83.1459° W |
| ZIP code | 43066 |
| Census code (GEOID) | 3965298 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Radnor
- Prospect5.2 mi NW
- Waldo6.1 mi NE
- Magnetic Springs6.5 mi W
- Delaware7.8 mi SE
- Richwood8.3 mi W
- Ostrander8.6 mi S
- Ashley10.4 mi E
- Kilbourne10.5 mi E
- Green Camp10.7 mi N
- Marion14.7 mi N
- Cardington15.4 mi NE
- Powell15.4 mi S
Straight-line distance between town centers.
Frequently asked questions about Radnor
What county is Radnor in?
Radnor is in Delaware County, Ohio.
What is the population of Radnor, OH?
180 people lived in Radnor at the 2020 Census.
What is the ZIP code of Radnor, OH?
The ZIP code of Radnor is 43066.
What is the elevation of Radnor?
935 feet (285 m) above sea level.
What towns are near Radnor?
Prospect (5.2 mi), Waldo (6.1 mi), Magnetic Springs (6.5 mi), Delaware (7.8 mi), Richwood (8.3 mi).
Last updated: