Billerica, Massachusetts — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Billerica, Middlesex County.
| City | Billerica |
| State | Massachusetts (MA) |
| County | Middlesex |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 42.558426 |
| Longitude | -71.268947 |
| Population | 44,200 |
| Density | 750.0 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 01821, 01822 |
| Area Code | 339, 351, 413, 508, 617, 774, 781, 857, 978 |
| County Seat | Cambridge |
Billerica is a locality in Middlesex County, Massachusetts, United States. It has a population of 44,200. The population density is 750.0 people per km². Billerica is located at 42.5584°N, 71.2689°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 1821.
Billerica unfolds across a landscape shaped by the gentle slopes of the Merrimack Valley, where the Concord River, a watery artery, threads its way through woodlands and meadows. It lies 4.0 miles south-south-west of Tewksbury, MA (from Tewksbury, MA: bearing 206°T), and is situated 6.4 miles north of Middlesex. The air here, especially as the afternoon sun begins its slow descent, often carries the faint, earthy scent of damp soil and pine needles, a subtle perfume that clings to the stone foundations of older homes and the weathered clapboard of newer ones. In the summer, the hum of cicadas forms a persistent backdrop, a resonant thrum that seems to emanate from the very heat rising from the asphalt of its roads and the sun-baked fields. Billerica’s terrain, a mix of rolling hills and flatter stretches, offers glimpses of distant, hazy blue ridges on clearer days, a reminder of the wider Massachusetts landscape beyond its immediate borders. The echoes of Billerica's past are palpable, particularly in its foundational industries, which once revolved around milling and manufacturing, harnessing the power of the Concord River. This heritage is subtly evident in the preserved mill buildings that stand as stoic reminders of a bygone era, their brickwork softened by time and the tenacious grip of ivy. Today, Billerica’s economy has diversified, embracing technology and service industries, yet the town retains a sense of purposeful, quiet industry, a place where people go about their days with a steady, unhurried cadence. It’s a community that balances its historical roots with the demands of modern life, a place where the old stone bridges over the river might still be crossed by the same kind of determined stride that marked generations before.
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This page provides an interactive Google map of Billerica, Massachusetts with street, satellite and terrain views and integrated Street View imagery. 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 Billerica and Middlesex County.
Detailed location data for Billerica includes the ZIP code (01821), telephone area code (339, 351, 413, 508, 617, 774, 781, 857, 978), county seat of Middlesex County (Cambridge), and school district assignment. 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 Billerica is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 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. |