Explore Island Mountain, California, with this interactive street and satellite map.
| City | Island Mountain |
| State | California (CA) |
| County | Trinity County |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 40.026261 |
| Longitude | -123.490301 |
| Population | 180 |
| Density | 2.0 /km² |
| Incorporated | N/A |
| ZIP Codes | 95595, 95519 |
| Area Code | 530 |
| County Seat | Weaverville |
Island Mountain emerges from the rugged, inland terrain as a solitary anchor point amidst a landscape defined by the relentless, winding path of the Eel River. It lies 52.9 miles southeast of Fortuna, CA (from Fortuna, CA: bearing 138°T), and is situated 43.5 miles north-northeast of Fort Bragg. Sunlight here possesses a heavy, amber quality, baking the dry grasses of the hillside until the stalks turn the color of straw and brittle parchment. Three miles to the east, the basin of Pine Flat creates a wide, level pause in the topography, while the proximity of Lower Lake provides a quiet, reflective stillness to the immediate environment. The air carries the scent of sun-warmed earth and dry timber, a stark reminder of the isolation inherent in this portion of the state where the vast Coast Ranges loom on the far horizon like a jagged, blue-gray memory of geologic upheaval.
History at Island Mountain is written in the silence of the earth and the traces of former industry that once relied upon the iron rails to pull wealth from the deep, timbered slopes. The local economy has long been a quiet negotiation with the land, shifting from the labor of extraction to a slower, more deliberate existence that mirrors the seasonal ebb of the nearby Charlton Creek Trib. Residents might occasionally seek the elevation of the Ben Duncan Mailbox Trail, a path that offers a vantage point over the rugged, broken country that guards the region from the frantic pace of more populated zones. Life in Island Mountain moves with the deliberate, unhurried gravity of the river, where the passage of a day is marked not by the chime of a clock, but by the lengthening shadows that climb the hillsides as the afternoon light wanes into a deep, cool violet.
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This page provides an embedded street and satellite map of Island Mountain, California. Coordinates: 40.026261, -123.490301. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
Detailed location data for Island Mountain includes the ZIP code (95595, 95519), telephone area code (530), county seat of Trinity County (Weaverville), and school district assignment.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | August 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. |