Checked
ZIP Code 02478
Belmont, MA, Middlesex County
Population
27,175
Land area
4.6sq mi
People per sq mi
5,850
City
Belmont
ZIP 02478 and nearby ZIP codes
ZIP 02478 at a glance
- ZIP 02478 (Belmont) is about 6.5 times as dense as Massachusetts as a whole.
- Households here earn a median of $183,137 a year, 76% more than the Massachusetts figure of $103,960.
- A typical owner-occupied home is valued at $1,159,000 (about 2.1 times the Massachusetts figure) and median rent is $2,527 a month.
Local data for ZIP 02478
Counts from official public data
Housing and community stats
ZIP 02478, American Community Survey 2020-2024
Median household income
$183,137
Poverty rate
3.6%
Median home value
$1,159,000
Prices -7.7% in a year
Median rent
$2,527/mo
Homeownership
64.7%
Bachelor's or higher
80.9%
Median age
42.9
Average commute
29.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
623
ZIP Business Patterns 2023
Employees
7,481
$507M annual payroll
PPP loans
$55M
851 loans
Campaign donations
$1.9M
45% D, 8% R, 2026 cycle
Environment and hazard risk
ZIP 02478, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: ice storm
Storm events since 1996
1,840
Countywide, mostly thunderstorm wind
Flood insurance policies
4,000
1.0% of homes, county
July high / Jan low
85° / 19°F
49.4 inches of rain a year
Health statistics
Share of adults in ZIP 02478, CDC PLACES estimates
Obesity
21.4%
U.S. 33.3% -11.9 pts
Diabetes
7.7%
U.S. 12.1% -4.4 pts
Smoking
6.6%
U.S. 12.8% -6.2 pts
Uninsured (18-64)
2.4%
U.S. 11.1% -8.7 pts
Frequently asked questions
- What city is ZIP code 02478?
- ZIP code 02478 is in Belmont, MA (Middlesex County).
- What county is ZIP code 02478 in?
- ZIP code 02478 is mostly in Middlesex County, Massachusetts.
- How many people live in ZIP code 02478?
- About 27,175 people live in the 02478 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.