Atwater
cityAtwater, California, nestled in Merced County, serves as a vital link along State Route 99. Positioned approximately 8 miles west-northwest of Merced, it boasts a blend of small-town charm and accessibility to larger urban centers. The city's population was 31,970 at the 2020 census, and has grown to an estimated 32,402 in 2026. Atwater offers a peaceful residential environment complemented by ongoing commercial development. Agriculture has historically been a cornerstone of Atwater's economy, with food processing and light manufacturing also playing significant roles. While Castle Air Force Base was formerly a major employer, its closure led the city to diversify its economic base. Today, key employment sectors include health care, retail trade, and manufacturing. The city provides essential municipal services such as police, fire, and public works, and is served by the Atwater Elementary School District. Atwater's history is rooted in its establishment as a railroad town in the 1870s, later incorporating in 1922. Named in honor of wheat farmer Marshall D. Atwater, the city has evolved from its agricultural beginnings to embrace a mix of residential, commercial, and industrial activities. Its location in the Central Valley provides access to outdoor recreation, and the city maintains parks and recreational programs for its residents.
Atwater, California
- Classification
- City
- FIPS Code
- 06-03162
- Country
- United States
- County
- Merced County
- Region
- Central Valley
- Elevation
- 151 ft
- Total Area
- 6.6 sq mi
- Land Area
- 6.57 sq mi
- Water Area
- 0.01 sq mi
- Latitude
- 37.34778
- Longitude
- -120.60917
- Climate
- Mediterranean climate with hot, dry summers and cool, wet winters
- Notable Features
- Merced River · Castle Air Museum
- Neighboring Areas
- Merced · Livingston
- Population (2020)
- 31,970
- Est. Population (2026)
- 32,402
- Median Age
- 33
- Median Income
- $64,472
- Poverty Rate
- 20.95%
- Family Households
- 77.2%
- Owner-Occupied
- 52.3%
- Racial & Ethnic Composition
- Hispanic or Latino (59.8%), White (26.1%), Asian (6.6%)
- Government Type
- Council-Manager
- Governing Body
- City Council
- Body Size
- 5 members
- School District
- Atwater Elementary School District
- Municipal Services
- Police · Fire · Public Works · Parks & Recreation · Water · Sewer · Garbage collection


















































- Unemployment Rate
- 9.1% (December 2025)
- Economic Profile
- Residential · Suburban · Agricultural · Commercial
- Employment Sectors
- Health Care & Social Assistance · Retail Trade · Manufacturing
- Major Employers
- Not specified in sources
- Schools
- 9
- Students
- 4,959
- Teachers
- 210
- Student-Teacher Ratio
- 22.9:1
- School Districts
- Atwater Elementary School District
- Transportation
- State Route 99 · Rail service
- Utilities
- Municipal water · Sewer · Garbage collection · Electricity · Natural Gas · Broadband/Fiber
- Major Facilities
- Castle Airport · Mercy Medical Center (nearby in Merced)
- Outdoor Access
- Yes
- Major Recreation Areas
- McConnell State Recreation Area (nearby) · Yosemite National Park (nearby)
- Parks & Trails
- Veterans Park · Atwater Skate Park · Ralston Park
- Founded
- 1870s
- Incorporated
- 1922
- Named After
- Marshall D. Atwater, a wheat farmer
- Historical Significance
- Evolved from an agricultural and railroad hub to a diversified city in the Central Valley
- Key Events
- Railroad reached Atwater in the 1870s · First post office opened in 1880 · Castle Air Force Base established north of town · City incorporated in 1922 · Castle Air Force Base closed in 1995
