Riverdale, Mendocino County
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| City | Riverdale |
| State | California (CA) |
| County | Mendocino |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 39.887651 |
| Longitude | -123.747522 |
| Density | N/A /km² |
| Incorporated | N/A |
| ZIP Code(s) | 95585, 93656 |
| Area Code | 530, 760 |
| County Seat | Ukiah |
| School District | Riverdale Joint Unified School District |
Riverdale is a locality in Mendocino County, California, United States. Riverdale is located at 39.8877°N, 123.7475°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 93656.
Riverdale unfolds its quiet existence along the serpentine embrace of the Russian River, a ribbon of cool, dark water that has shaped its very being. It lies 66.9 miles south-south-east of Eureka, CA (from Eureka, CA: bearing 161°T), and is situated 14.9 miles south of Garberville. The land here is a study in gentle slopes, cloaked in a mosaic of evergreen forests, their dark needles drinking in the coastal fog that often drifts inland, softening the edges of the world. Sunlight, when it breaks through, has a peculiar, filtered quality, illuminating the damp earth and the ferns that unfurl with a silent, determined grace. The air itself carries the faint, briny tang of the distant Pacific, mingled with the resinous scent of redwood and fir, a perfume that clings to the weathered wood of the few buildings that mark this tranquil pocket of Mendocino County. The pace here is not so much unhurried as it is simply measured, a quiet cadence dictated by the turning seasons and the steady flow of the river. The history of Riverdale is intrinsically bound to the ancient forests that surround it, a legacy of logging that once echoed through these valleys, leaving behind scarred earth and the enduring memory of felled giants. Today, the economy has shifted, finding its sustenance in the fertile ground, where vineyards stretch their verdant arms towards the sun, producing wines that capture the unique character of this cool, coastal climate. Small farms dot the landscape, their fields a patchwork of crops that thrive in the rich soil, a testament to the enduring connection between the people and the land. While no grand monuments mark its past, the very texture of Riverdale – the sturdy, unpretentious homes, the quiet hum of tractors in the distance, the way the river reflects the sky with an almost introspective gaze – speaks of a resilience, a quiet strength forged over generations.
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This page provides an embedded street and satellite map of Riverdale, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 39.887651, -123.747522. 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 Riverdale and Mendocino County.
Detailed location data for Riverdale includes the ZIP code (95585), telephone area code (530, 760), county seat of Mendocino County (Ukiah), and school district assignment (Riverdale Joint Unified School District). 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 Riverdale 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. |