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| City | Big Oak Flat |
| State | California (CA) |
| County | Tuolumne |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 37.823539 |
| Longitude | -120.258246 |
| Population | 480 |
| Density | 8.0 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 95305 |
| Area Code | 408, 669 |
| County Seat | Sonora |
Big Oak Flat is a locality in Tuolumne County, California, United States. It is a small community with a population of 480. The population density is 8.0 people per km². Big Oak Flat is located at 37.8235°N, 120.2582°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 95305.
Big Oak Flat spills across a high Sierra Nevada landscape where granite bones push through the tawny earth, a place etched by the slow, inexorable grind of glaciers and the sharper chisel of human endeavor. It lies 37.5 miles east of Riverbank, CA (from Riverbank, CA: bearing 81°T), and is situated 4.7 miles west-south-west of Pine Mountain Lake. Here, the air, thin and carrying the sharp scent of pine and sun-baked rock, seems to hum with an ancient stillness. The terrain, a rugged embrace of steep slopes and narrow canyons, is cloaked in resilient chaparral and scattered stands of sturdy oak, their gnarled branches reaching like supplicating arms towards a sky that often burns a fierce, unyielding blue. Sunlight, when it breaks through, falls in fractured patterns, illuminating dust devils that dance briefly on the seldom-traveled roads, ephemeral spirits of this wilder edge of the world. The echoes of a gold rush past still resonate in the very stones of Big Oak Flat, a place that once teemed with the fevered rush of prospectors and the clatter of claims. Though the fever has long since cooled, a hardy spirit endures, tied to the land and the enduring allure of the natural world. The local economy, a blend of service to passing travelers and a deep connection to the surrounding wilderness, finds its pulse in the businesses that cater to those venturing into the nearby national parks. The character of Big Oak Flat is one of quiet resilience, a place where the vastness of the mountains dwarfs individual concerns, fostering a sense of shared existence under an immense, starlit canopy.
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This page provides an embedded street and satellite map of Big Oak Flat, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 37.823539, -120.258246. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Big Oak Flat and Tuolumne County.
Detailed location data for Big Oak Flat includes the ZIP code (95305), telephone area code (408, 669), county seat of Tuolumne County (Sonora), and school district assignment. These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Big Oak Flat is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |