Twain Harte is a community in Tuolumne County, California, home to about 2,372 people across 3.7 square miles. Its ZIP code is 95383, and parts of 95370 are in Twain Harte too.
Homes sold for a median of $265 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Twain Harte; also Soulsbyville and Mi-Wuk Village
Part is in Twain Harte, part in Sonora and Phoenix Lake
Each card is that ZIP code’s whole market, including any part outside Twain Harte. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Twain Harte’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Twain Harte well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Sacramento International Airport (SMF)86 miles away |
|---|---|
| Closer regional airport | Merced Regional Macready Field (MCE)54 miles away |
| Nearest city of 250,000+ | Stockton, CA58 miles away |
| Nearest city of 1 million+ | Los Angeles, CA296 miles away |
Straight-line distances from the center of Twain Harte; 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.
Twain Harte had 2,378 residents in the 2020 census, down 8% since 2000.
It’s the 862nd largest of 1,563 towns in California by population.
Tuolumne County grew from 11,166 residents in 1900 to 55,620 in 2020.
Tuolumne 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 32°F. About 32.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Sonora, CA weather station (9 miles away).
12,548 jobs at 1,266 businesses in Tuolumne County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
14 doctors and other health care providers list an office in Twain Harte.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Dentists | 6 |
| Mental health providers | 2 |
| Physical and occupational therapists | 2 |
| Chiropractors | 1 |
| 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.
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries
Museums
Theaters and performance venues
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 Twain Harte, Summerville Union High. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Twain HarteTwain Harte | K–8 | 258 | Public | 1.1 mi |
| South Fork HighTwain Harte | 9–12 | 4 | Public | 4.6 mi |
| Special Education PreschoolTwain Harte | — | — | Public | 1.1 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 Sonora, Phoenix Lake, Mono Vista, East Sonora, Cedar Ridge, Columbia, Tuttletown, Soulsbyville and Mi-Wuk Village.
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.