ZIP Code 02478 - Belmont Massachusetts

02478 Overview

ZIP Code 02478 is located in Belmont Massachusetts. Portions of 02478 are also in Arlington and Belmont (town) and Arlington (town) and Waverley. 02478 is entirely within Middlesex County. Regionally, 02478 is located in Metro Boston.

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ZIP Code 02478 Quick Stats

ZIP Code NameBelmont
Primary CountyMiddlesex County
ZIP Code TypeStandard
Population (2022)26,964
Area Code(s)339 / 617 / 781 / 857
Current Time
EST

ZIP Code 02478 Map

02478 Demographics

02478 can be classified socioeconomically as Upper Middle Class class compared to other ZIP Codes in Massachusetts based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 02478 is White. The majority race/ethnicity attending public schools in 02478 is White. The current unemployment level in 02478 is 3.7%.

Population26,964
Population Growth Rate4.15%
Population Density5,749 People per Square Mile
Total Households9,501
Percentage High Income Households19.1%
Median Household Income (2021)$151,290
Average Adjusted Gross Income (2021)$819,860
Current Unemployment Rate (December 2024)3.7%
Majority Race/EthnictyWhite - 76.19%
Public School Majority Race/EthnictyWhite - 63.14%

02478 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White20,29176.19%
Black2781.04%
Hispanic1,1264.23%
Asian4,91918.47%
Native American180.07%
Hawaiian/Pac. Islander00%

02478 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,79168.86%
Black1423.5%
Hispanic1674.12%
Asian94623.34%
Native American40.1%
Hawaiian/Pac. Islander30.07%

02478 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College5133.04%
Bachelor Degree4,72728.01%
High School Diploma1,72810.24%
No High School Diploma760.45%
GED or Alternate1200.71%
1 or More Years of College1,4578.63%
Associates Degree7594.5%
Masters Degree4,60227.27%
Professional Degree9975.91%
Doctorate Degree1,89711.24%

02478 Geography

Coordinates42.39584351,-71.17969513
Adjacent ZIP Codes
Cities/Towns in 02478
Neighborhoods in 02478
RegionMetro Boston
Metropolitan/Micropolitan Stat AreaBoston-Cambridge-Newton, MA-NH
Time ZoneEastern Standard Time
IANA TimezoneAmerica/New_York
Area5 Square Miles

02478 Weather and Climate Data

Plant Hardiness ZoneZone 6b: -5F to 0F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion59d - Boston Basin

02478 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)17202837475662615342342440
Avg Max Temp (°F)35384757687783807362514059
Avg Precip (In.)4.283.554.284.073.63.533.513.693.84.144.464.1747.07

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