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| City | Twin Rivers |
| State | New Jersey (NJ) |
| County | Mercer |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.263999 |
| Longitude | -74.491264 |
| Population | 8,382 |
| Density | 2542.6 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 08520 |
| Area Code | 609, 640 |
| County Seat | Trenton |
| School District | East Windsor Regional School District |
Twin Rivers is a locality in Mercer County, New Jersey, United States. It has a population of approximately 8,382. The population density is 2542.6 people per km². Twin Rivers is located at 40.2640°N, 74.4913°W. It observes the Eastern Time (America/New_York) timezone.
Twin Rivers unfolds as a verdant expanse where the gentle slopes of Mercer County give way to the meandering paths of its namesake waterways. It lies 2.5 miles east-south-east of East Windsor, NJ (from East Windsor, NJ: bearing 104°T), and is situated 4.4 miles south-south-west of Monroe Middlesex County. The air here, particularly in the soft light of late afternoon, carries a subtle perfume of damp earth and ripening grain, a testament to the fertile land that cradles it. Mature oaks, their branches reaching like ancient arms, punctuate the landscape, offering dappled shade to the grassy verges and quiet pathways. The character of Twin Rivers is one of understated grace, a place where the rhythm of the seasons dictates the pace of life, and the distant murmur of traffic is softened by the rustling of leaves and the murmur of water. Historically, this locale has long been a crossroads, its development shaped by the agricultural bounty of the surrounding fields and the commerce facilitated by its waterways. The legacy of farming is still palpable, with vestiges of old farmsteads hinting at generations who worked this soil. Today, Twin Rivers thrives as a vibrant residential community, its economy buoyed by its proximity to larger urban centers while retaining a distinct, self-contained charm. The residential neighborhoods, interspersed with thoughtfully preserved green spaces and small commercial hubs, speak of a community that values both connection and quietude. There is a sense of enduring presence here, a quiet strength drawn from its deep roots and the ever-present flow of the rivers that give it its name.
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This page provides an embedded street and satellite map of Twin Rivers, New Jersey — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 40.263999, -74.491264. 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 Twin Rivers and Mercer County.
Detailed location data for Twin Rivers includes the ZIP code (08520), telephone area code (609, 640), county seat of Mercer County (Trenton), and school district assignment (East Windsor Regional 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 Twin Rivers 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. |