ZIP code 02129: Charlestown, MA
02129 is a ZIP code in Charlestown, Massachusetts, mainly in Suffolk County, part of the Boston-Cambridge-Newton, MA-NH metro area. About 20,032 people live here.
- Population
- 20,032
- Median household income
- $157,247
- Typical home value
- $1,006,900+2.1% in 12 months
- Median rent
- $2,259gross, per month
- Median age
- 35.6
- Homeowners
- 50.5%of occupied homes
Shaded: ZIP code 02129's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 02129 details
| City | Charlestown |
|---|---|
| State | Massachusetts |
| County | Suffolk County |
| Metro area | Boston-Cambridge-Newton, MA-NH |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 1.4 sq mi, plus 0.5 sq mi of water |
| Population density | 14,839 people per sq mi |
| Bachelor's degree or higher | 71.2% of adults 25+ |
| Average commute | 28.7 minutes |
| Center coordinates | 42.37966, -71.06149 |
Median rent in 02129 by bedrooms
| Size | Median gross rent |
|---|---|
| Studio | $2,116/mo |
| 1 bedroom | $2,591/mo |
| 2 bedrooms | $2,203/mo |
| 3 bedrooms | $1,205/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 02129
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 02113 | Boston, MA | 1.0 mi | 6,385 |
| 02109 | Boston, MA | 1.0 mi | 3,612 |
| 02222 | Boston, MA | 1.1 mi | — |
| 02114 | Boston, MA | 1.1 mi | 14,418 |
| 02141 | Cambridge, MA | 1.3 mi | 14,517 |
| 02203 | Boston, MA | 1.3 mi | 0 |
| 02112 | Boston, MA | 1.5 mi | — |
| 02196 | Boston, MA | 1.5 mi | — |
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
Buying a home in 02129?
A typical home in ZIP code 02129 is worth about $1,006,900 (Zillow Home Value Index). The median household here earns $157,247 a year. See what buying here would cost per month, with Massachusetts average taxes and insurance filled in.
Monthly payment for a $1,006,900 homeWhat can a $157,247 income afford?Rental property numbers
About ZIP code 02129
What city is ZIP code 02129?
ZIP code 02129 is in Charlestown, MA, in Suffolk County.
What county is ZIP code 02129 in?
02129 is mainly in Suffolk County, Massachusetts.
What is the population of ZIP code 02129?
About 20,032 people live in ZIP code 02129, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 02129 in?
02129 is in Eastern Time (UTC−5). It observes daylight saving time.