What County Is Wilmington, Massachusetts In?

Wilmington is in Middlesex County, Massachusetts.

Wilmington CDP: generalized boundary, north up. Open street map ↗
Official code
2580195
Representative coordinates
42.564647, -71.164516
Land area
43.961 km²
Water area
0.439 km²
State
Massachusetts
Look up this point

The representative point identifies this area. It is not a street address or a boundary survey.

County boundaries in Wilmington

For a point close to the city or county boundary, check the address with the office responsible for your form. Check a point on the county map.

Coordinates of Wilmington

42.564647, -71.164516 is the Census representative point, not a street address. Convert these coordinates or prepare a map link.

Elevation in Wilmington

25 m · 82 ft. GNIS archived height at its named reference point (42.5609155, -71.1654058), which may differ from the Census point. Terrain height varies across the place; this is not a city-wide or surveyed elevation. Request height at a different point.

Today’s sunrise and sunset

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Approximate calculations at the representative coordinates, using a level horizon. Terrain and weather can change what you see.

Time zones in Wilmington

The representative point uses America/New_York.

Time zoneLocal time and UTC offsetNext clock change
America/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.

Census ZIP areas

01887

These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.

Areas sharing the mapped boundary

These areas touch this mapped boundary.

Before using this answer on a form

A city boundary, a CDP and a mailing city can mean different things.

Find the county at your current point, check its ZIP area, or find its physical time zone.

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Small boundary contacts to check

These maps have small contacts that do not confidently establish another jurisdiction or clock zone. They remain separate from the main answer. Check a precise address near the line with the responsible authority.