Arnold is a community in Alpine County, California, home to about 2,482 people across 9.1 square miles. Its ZIP code is 95223.
Homes sold for a median of $289 per square foot in the three months ending August 2026, a balanced market.
Mostly Arnold; also Dorrington and Bear Valley (Alpine County)
Each card is that ZIP code’s whole market, including any part outside Arnold. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Sacramento International Airport (SMF)76 miles away |
|---|---|
| Closer regional airport | Stockton Metropolitan Airport (SCK)60 miles away |
| Nearest city of 250,000+ | Stockton, CA61 miles away |
| Nearest city of 1 million+ | Los Angeles, CA314 miles away |
Straight-line distances from the center of Arnold; 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.
Arnold had 3,288 residents in the 2020 census, down 22% since 2000.
It’s the 851st largest of 1,563 towns in California by population.
Alpine County grew from 509 residents in 1900 to 1,204 in 2020.
Alpine County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 81°F in summer, and winter lows average 30°F. About 55.7 inches of rain and melted snow fall in a typical year, with about 105 inches of snow.
Source: NOAA 1991–2020 climate normals, Calaveras Big Trees, CA weather station (3 miles away).
587 jobs at 46 businesses in Alpine County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
17 doctors and other health care providers list an office in Arnold.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Dentists | 4 |
| Nurse practitioners and physician assistants | 3 |
| Mental health providers | 4 |
| Physical and occupational therapists | 1 |
| Chiropractors | 2 |
| Pharmacies | 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.
Libraries
Museums
Counts are within about 2 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 Alpine County Unified, Vallecito Union. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bear Valley ElementaryBear Valley | K–8 | 6 | Public | 16.6 mi |
| Hazel Fischer ElementaryArnold | K–5 | 172 | Public | 5.1 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 Dorrington and Bear Valley (Alpine County).
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.