ZIP code 02478
Where is ZIP code 02478?
Belmont, Massachusetts
Middlesex County · Standard ZIP code
ZIP code 02478 belongs to Belmont, Massachusetts in Middlesex County. 02478 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 339, 617, 781 and 857. About 27,175 people live in the 02478 area, where the median household income is $183,137. The closest ZIP codes are 02479 (Waverley, 0.6 mi south), 02476 (Arlington, 1.4 mi north) and 02475 (Arlington Heights, 1.7 mi north).
| ZIP code | 02478 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Belmont |
| State | Massachusetts (MA) |
| County | Middlesex County |
| Time zone | Eastern Time · now |
| Area codes | 339, 617, 781, 857 |
| Coordinates | 42.3959, -71.1787 map |
| 3-digit prefix | 024 |
Population and income in 02478
| Population | 27,175 · higher than 85% of Massachusetts ZIP codes |
|---|---|
| People per square mile | 5,850 · higher than 84% of Massachusetts ZIP codes |
| Median age | 42.9 years · lower than 54% of Massachusetts ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $183,137 · higher than 91% of Massachusetts ZIP codes |
| Income per person | $95,484 |
| Below the poverty line | 3.6% |
| Bachelor’s degree or higher | 81% of adults 25+ |
| Median home value | $1,159,000 · higher than 93% of Massachusetts ZIP codes |
| Median rent | $2,527 a month |
| Housing units | 10,881 |
| Households | 10,412 (2.59 people on average) |
| Owners / renters | 65% / 35% |
| Land area | 4.64 sq mi (plus 0.07 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 02478. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 02478
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 02479 | Waverley, MA | 0.6 mi S | PO Box only |
| 02476 | Arlington, MA | 1.4 mi N | Standard |
| 02475 | Arlington Heights, MA | 1.7 mi N | PO Box only |
| 02471 | Watertown, MA | 1.7 mi S | PO Box only |
| 02477 | Watertown, MA | 1.7 mi S | Unique |
| 02472 | Watertown, MA | 1.8 mi S | Standard |
| 02452 | Waltham, MA | 2 mi W | Standard |
| 02474 | Arlington, MA | 2 mi NE | Standard |
| 02140 | Cambridge, MA | 2.3 mi E | Standard |
| 02495 | Nonantum, MA | 2.6 mi SW | PO Box only |
| 02455 | North Waltham, MA | 2.7 mi SW | PO Box only |
| 02144 | Somerville, MA | 2.9 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 02478 or measure the distance to another ZIP code.
How to address mail to 02478
123 MAIN ST
BELMONT MA 02478
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (02478-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 02478?
- 02478 is a Belmont, Massachusetts ZIP code.
- What county is 02478 in?
- ZIP code 02478 is in Middlesex County, Massachusetts.
- What time zone is ZIP code 02478 in?
- 02478 is in the Eastern Time zone (America/New_York).
- What area code is 02478?
- Phone numbers in ZIP code 02478 use area codes 339, 617, 781 and 857.
- What is the population of ZIP code 02478?
- About 27,175 people live in ZIP code 02478, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 02478?
- The median household income in 02478 is $183,137 a year, higher than 91% of Massachusetts ZIP codes.
- What ZIP codes are near 02478?
- The nearest ZIP codes to 02478 are 02479 (Waverley, 0.6 miles), 02476 (Arlington, 1.4 miles), 02475 (Arlington Heights, 1.7 miles) and 02471 (Watertown, 1.7 miles).