Charlestown, MA ZIP code

The ZIP code for Charlestown, Massachusetts is 02129. It is in Suffolk County.

02129

Population in these ZIPs: 20,032
Avg. median income: $157,200population-weighted
Typical home value: $1,006,900population-weighted
Metro area: Boston-Cambridge-Newton, MA-NH

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Charlestown, MA ZIP code list

Charlestown, MA ZIP codes
ZIP code	Population	Median income	Typical home value
02129	20,032	$157,247	$1,006,900

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Charlestown

Everett 2 mi
Chelsea 2 mi
Boston 2 mi
Somerville 2 mi
Cambridge 2 mi
Malden 3 mi
Medford 4 mi
Roxbury Crossing 4 mi
Allston 4 mi
Roxbury 4 mi
Revere 4 mi
Winthrop 4 mi

Frequently asked questions

What is the ZIP code for Charlestown, MA?

The ZIP code for Charlestown, MA is 02129.

What county is Charlestown, Massachusetts in?

Charlestown ZIP codes are in Suffolk County.