Pioneer is a community in Amador County, California, home to about 1,155 people across 3.9 square miles. It has no ZIP code of its own: it’s part of 95666 and 95689.
Homes sold for a median of $231 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Mostly Buckhorn; part is in Pioneer
Mostly Lockwood (Amador County); part is in Pioneer
Each card is that ZIP code’s whole market, including any part outside Pioneer. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Pioneer’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Sacramento International Airport (SMF)58 miles away |
|---|---|
| Closer regional airport | Stockton Metropolitan Airport (SCK)52 miles away |
| Nearest city of 250,000+ | Sacramento, CA49 miles away |
| Nearest city of 1 million+ | Los Angeles, CA328 miles away |
Straight-line distances from the center of Pioneer; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Pioneer had 1,066 residents in the 2020 census, down 3% since 2010.
It’s the 1023rd largest of 1,563 towns in California by population.
Amador County grew from 11,116 residents in 1900 to 40,474 in 2020.
Amador County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 93°F in summer, and winter lows average 39°F. About 32.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Sutter Hill Cdf, CA weather station (13 miles away).
7,776 jobs at 868 businesses in Amador County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
8 doctors and other health care providers list an office in Pioneer’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 4 |
| Chiropractors | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Libraries
Museums
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Amador County Unified. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Pioneer Magnet School for the Visual and Performing ArtsPioneer | K–6 | 171 | Public | 0.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Buckhorn, Amador Pines, Lockwood (Amador County), Red Corral and Volcano.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.