📍 View location on OpenStreetMap (42.483970, -71.438090)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 01720 |
| Primary City | Acton |
| State / Province | MA |
| County | Middlesex |
| Total Population | 23,526 |
| Population Density | 462.9 people/sq mi |
| Timezone | America/New_York |
| Metric | ZIP 01720 | Middlesex County records | MA records |
|---|---|---|---|
| Population estimate | 23,526 | 1,629,277 (sum) | 7,043,978 (sum) |
| Population Density | 462.9 /sq mi | -- | -- |
| County population rank | #30 of 81 | -- | -- |
| State population rank | #103 of 532 | -- | -- |
Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.
| ZIP Code | City | Distance | Population estimate |
|---|---|---|---|
| ZIP 01718 | Acton | 2.6 mi | 404 |
| ZIP 01742 | Concord | 4.0 mi | 18,448 |
| ZIP 01719 | Boxborough | 4.1 mi | 5,496 |
| ZIP 01754 | Maynard | 4.1 mi | 10,712 |
| ZIP 01460 | Littleton | 4.4 mi | 10,280 |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →