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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 02139, Cambridge, MA

ZIP Code 02139 Details

Zip Code:02139
State:MA [Massachusetts]
Multi County:No
City Alias(es):Cambridge
City Alias(es) To Avoid Using:Cambridgeport
Inman Square
Area Code:617 / 781 / 857 / 339 / 978 / 508
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:10 ft
State FIPS:25
County FIPS:017
Division:New England
Intro Date:<2004-10

ZIP Code 02139 2020 Census Demographics

Current Population:33,611
2020 Population:39,525
Households per ZIP Code:15,356
Average House Value:$902,900
Avg. Income Per Household:$113,374
Persons Per Household:2.16
White Population:21,185
Black Population:4,943
Hispanic Population:3,936
Asian Population:8,000
American Indian Population:127
Hawaiian Population:18
Other Population:1,498
Male Population:19,925
Female Population:19,600
Median Age:29.70 years
Male Median Age:29.30 years
Female Median Age:30.10 years

ZIP Code 02139 Other Demographics

# Residential Mailboxes:15,561
# Business Mailboxes:1,300
Total Delivery Receptacles:17,673
Number of Businesses:1173
1st Quarter Payroll:$2,335,424,000
Annual Payroll:$9,139,616,000
# of Employees:52,093
Water Area:0.205 sq mi
Land Area:1.552 sq mi
118th Congressional District:05|07
118th Congressional Land Area:265.08|62.67 sq mi
Single Family Delivery Units:5,675
Multi Family Delivery Units:9,527
# Residential Mailboxes:15,561
# Business Mailboxes:1,300
Total Delivery Receptacles:17,673

ZIP Code 02139 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,760 3,760 0
Retired Workers: 2,625 2,625 0
Disabled Workers: 585 585 0
Widow(er)s and Parents: 150 150 0
Spouses: 155 155 0
Children: 245 245 0
65+: 2,865 2,865 0
Monthly Benefits - All: $5,316,000 $5,316,000 $0
Monthly Benefits - Retired Workers: $4,170,000 $4,170,000 $0
Monthly Benefits - Widow(ers): $186,000 $186,000 $0

ZIP Code 02139 Statistical Areas

CBSA: 14460
CBSA Name: Boston-Cambridge-Newton, MA-NH
CBSA Type: Metro
CBSA Division: 15764
CBSA Division Name: Cambridge-Newton-Framingham, MA
CBSA Population:4,552,402
CBSA Division Population:2,246,244
MSA: 1122
MSA Name: Boston-Worcester-Lawrence, MA-NH-ME-CT CMSA
PMSA: 1120
PMSA Name: Boston, MA-NH PMSA
City State Key:V21576
Preferred Last Line Key:V21576
02138: Previous ZIP Code
Next ZIP Code: 02140


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],