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| City | Rio Vista |
| State | California (CA) |
| County | Solano |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 38.15575 |
| Longitude | -121.691344 |
| Population | 10,102 |
| Density | 585.1 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 94571 |
| Area Code | 510 |
| County Seat | Fairfield |
| School District | River Delta Joint Unified School District |
Rio Vista is a locality in Solano County, California, United States. It has a population of 10,102. The population density is 585.1 people per km². Rio Vista is located at 38.1557°N, 121.6913°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 94571.
Rio Vista rests where the Sacramento River, a broad, silver artery, splits and then converges, its waters carrying the scent of distant ocean and the silt of inland valleys. It lies 11.0 miles north of Oakley, CA (from Oakley, CA: bearing 6°T), and is situated 4.4 miles west of Isleton. The land here spreads out, a sun-baked canvas of golden grasses in the dry months, turning to a vibrant green after the rains, with the distant humps of the Coast Range a hazy blue against the horizon. The air, especially in the late afternoon, carries a peculiar stillness, a quiet breath held before the evening's descent, and the light, as it slants across the wide fields and the shimmering river, has a quality of liquid gold. The town itself unfurls along the riverbanks, a collection of weathered buildings and quiet streets, where the pace of life seems to keep time with the slow, steady flow of the water. Historically, this place was a vital crossing and a hub for steamboat traffic, a gateway for goods and people journeying between the gold fields and the bustling ports. The local economy, though diversified, still draws deeply from the fertile lands that surround it, with agriculture—alfalfa, corn, and other crops—forming a significant part of its character. You can still feel the echoes of that riverine past in the architecture and the very layout of Rio Vista, a town that has always understood its connection to the water. The river itself is a constant presence, a source of both livelihood and leisure, its currents shaping the lives of those who call Rio Vista home, offering a quiet dignity to the landscape.
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This page provides an embedded street and satellite map of Rio Vista, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 38.15575, -121.691344. 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 Rio Vista and Solano County.
Detailed location data for Rio Vista includes the ZIP code (94571), telephone area code (510), county seat of Solano County (Fairfield), and school district assignment (River Delta 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 Rio Vista 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. |