Winchester
Census-designated place in Riverside County, California

Winchester is an unincorporated community (census-designated place) in Riverside County, California, with 3,068 residents (2020 Census). It sits at 1,473 ft (449 m) above sea level. The nearest town is Green Acres, 1.4 miles N.
- 3,068residents (2020 Census)
- 1,473 ftelevation · 449 m
- 8.0 sq miland area · 20.8 km²
- 382 / sq mipopulation density
- 92545ZIP code
About Winchester
Winchester is a census-designated place (CDP) in the Inland Empire region of Riverside County, California, USA. As of the 2020 census, the CDP had a total population of 3,068, up from 2,534 at the 2010 census.
Winchester was founded in 1886 in Pleasant Valley in what was then San Diego County. The town was named after the widow of Horace Winchester, Mrs. Amy Winchester.
Largely rural for most of its history, and home to agricultural businesses including the Winchester Cheese Company, Winchester experienced rapid growth during the housing construction boom in the early-to-mid 2000s. However, construction and growth slowed when the housing bubble burst in 2007, resulting in a housing market correction. The mid-to-late 2010s saw housing prices in Winchester recover and construction continue with new subdivisions, schools, and parks being built.
In 2022, Riverside County expanded the Winchester Planning area to 42 square miles. extending Winchester to the Temecula City limits. In order to meet state requirements for 40 thousand new homes. The City of Temecula is pushing back against the expanded planning area due to traffic concerns. The city of Menifee is pushing back against the expanded community boundary due to desire to annex land west of State route 79
Text: Wikipedia · CC BY-SA 4.0
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- Median household income
- $79,250
- Median home value
- $493,500
- Median rent
- $1,658/mo
- Median age
- 30.8
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Open in Google Maps ›Winchester, CA population
Winchester had 3,068 residents in the 2020 Census.
| 2020 Census | 3,068 |
|---|---|
| Density | 382 per sq mi (148 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Winchester at a glance
| State | California (CA) |
|---|---|
| County | Riverside County |
| Type | Census-designated place |
| Population | 3,068 (2020) |
| Land area | 8.03 sq mi (20.8 km²) |
| Elevation | 1,473 ft (449 m) |
| Coordinates | 33.7146° N, 117.0774° W |
| ZIP code | 92545 |
| Census code (GEOID) | 0685894 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Winchester
- Green Acres1.4 mi N
- Homeland3.0 mi NW
- Hemet4.8 mi E
- Romoland5.7 mi NW
- Menifee6.4 mi W
- Nuevo7.0 mi NW
- San Jacinto7.5 mi NE
- East Hemet7.9 mi E
- French Valley8.1 mi S
- Lakeview8.3 mi N
- Perris9.8 mi NW
- Canyon Lake10.8 mi W
Straight-line distance between town centers.
Frequently asked questions about Winchester
What county is Winchester in?
Winchester is in Riverside County, California.
What is the population of Winchester, CA?
3,068 people lived in Winchester at the 2020 Census.
What is the ZIP code of Winchester, CA?
The ZIP code of Winchester is 92545.
What is the elevation of Winchester?
1,473 feet (449 m) above sea level.
What towns are near Winchester?
Green Acres (1.4 mi), Homeland (3.0 mi), Hemet (4.8 mi), Romoland (5.7 mi), Menifee (6.4 mi).
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