Oak Grove, Polk County
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| City | Oak Grove |
| State | Tennessee (TN) |
| County | Polk |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 35.181185 |
| Longitude | -84.619656 |
| Density | N/A /km² |
| Incorporated | N/A |
| ZIP Code(s) | 37866, 37769, 37357, 37615 |
| Area Code | 615, 731 |
| County Seat | Benton |
| School District | Washington County School District |
Oak Grove is a locality in Polk County, Tennessee, United States. Oak Grove is located at 35.1812°N, 84.6197°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 37615.
Oak Grove breathes with the quiet dignity of the Appalachian foothills, its landscape a gentle embrace of rolling terrain where broad, fertile valleys are cradled by softly rounded mountains. It lies 13.4 miles east of Bradley, TN (from Bradley, TN: bearing 94°T), and is situated 2.0 miles east-north-east of Benton. Ancient oaks, their branches reaching like gnarled fingers toward the sky, still lend their name to this place, standing sentinel over fields of corn and hay that unfurl in verdant swathes. The air here, especially in the late afternoon, carries a damp, earthy scent, a mingling of decaying leaves and sun-warmed soil that speaks of a deep, enduring connection to the land. Creeks, their water cool and clear, thread their way through the hollows, their murmur a constant, soothing counterpoint to the rustle of wind through the dense woodlands that cling to the slopes. The history of Oak Grove is written in the very contours of its land, shaped by generations who found sustenance in its fertile soil and solace in its quiet beauty. Once, the rhythm of life here was dictated by the seasons and the demands of agriculture, a legacy that persists in the scattered farmsteads and the enduring spirit of self-reliance. Though the whisper of industry has brushed against Oak Grove, its heart remains rooted in the land, a place where the pace of life allows for observation, for the quiet appreciation of a sky that can blaze with a thousand stars on a clear night. This enduring character, a blend of hardworking pragmatism and a deep appreciation for the natural world, defines the distinctive soul of Oak Grove.
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This page provides an embedded street and satellite map of Oak Grove, Tennessee — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 35.181185, -84.619656. 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 Oak Grove and Polk County.
Detailed location data for Oak Grove includes the ZIP code (37866), telephone area code (615, 731), county seat of Polk County (Benton), and school district assignment (Washington County 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 Oak Grove 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. |