ZIP code 02129
Where is ZIP code 02129?
Charlestown, Massachusetts
Suffolk County · Standard ZIP code
ZIP code 02129 belongs to Charlestown, Massachusetts in Suffolk County. 02129 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 617 and 857. About 20,032 people live in the 02129 area, where the median household income is $157,247. The closest ZIP codes are 02113 (Boston, 0.9 mi south), 02222 (Boston, 0.9 mi south) and 02203 (Boston, 1.1 mi south).
| ZIP code | 02129 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Charlestown |
| Also accepted | Boston |
| State | Massachusetts (MA) |
| County | Suffolk County |
| Time zone | Eastern Time · now |
| Area codes | 617, 857 |
| Coordinates | 42.3778, -71.0627 map |
| 3-digit prefix | 021 |
Population and income in 02129
| Population | 20,032 · higher than 76% of Massachusetts ZIP codes |
|---|---|
| People per square mile | 14,806 · higher than 94% of Massachusetts ZIP codes |
| Median age | 35.6 years · lower than 86% of Massachusetts ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $157,247 · higher than 86% of Massachusetts ZIP codes |
| Income per person | $100,420 |
| Below the poverty line | 8.8% |
| Bachelor’s degree or higher | 71% of adults 25+ |
| Median home value | $912,000 · higher than 87% of Massachusetts ZIP codes |
| Median rent | $2,259 a month |
| Housing units | 10,107 |
| Households | 9,606 (2.08 people on average) |
| Owners / renters | 51% / 50% |
| Land area | 1.35 sq mi (plus 0.49 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 02129. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 02129
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 02113 | Boston, MA | 0.9 mi S | Standard |
| 02222 | Boston, MA | 0.9 mi S | Standard |
| 02203 | Boston, MA | 1.1 mi S | Standard |
| 02114 | Boston, MA | 1.2 mi S | Standard |
| 02141 | Cambridge, MA | 1.2 mi SW | Standard |
| 02109 | Boston, MA | 1.3 mi S | Standard |
| 02112 | Boston, MA | 1.3 mi S | PO Box only |
| 02133 | Boston, MA | 1.3 mi S | Standard |
| 02196 | Boston, MA | 1.3 mi S | PO Box only |
| 02201 | Boston, MA | 1.3 mi S | Unique |
| 02211 | Boston, MA | 1.3 mi S | Unique |
| 02212 | Boston, MA | 1.3 mi S | Unique |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 02129 or measure the distance to another ZIP code.
How to address mail to 02129
123 MAIN ST
CHARLESTOWN MA 02129
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts BOSTON as the city name for 02129. Adding the 4-digit ZIP+4 code (02129-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 02129?
- 02129 is a Charlestown, Massachusetts ZIP code. Boston is also accepted as the city name.
- What county is 02129 in?
- ZIP code 02129 is in Suffolk County, Massachusetts.
- What time zone is ZIP code 02129 in?
- 02129 is in the Eastern Time zone (America/New_York).
- What area code is 02129?
- Phone numbers in ZIP code 02129 use area codes 617 and 857.
- What is the population of ZIP code 02129?
- About 20,032 people live in ZIP code 02129, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 02129?
- The median household income in 02129 is $157,247 a year, higher than 86% of Massachusetts ZIP codes.
- What ZIP codes are near 02129?
- The nearest ZIP codes to 02129 are 02113 (Boston, 0.9 miles), 02222 (Boston, 0.9 miles), 02203 (Boston, 1.1 miles) and 02114 (Boston, 1.2 miles).