PlainZIP

Somerville, MA · standard

ZIP Code 02143

Middlesex County, Massachusetts - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

24,514
6,130/sq mi
$130,753
Median income
$926,800
Median home value
75.9%
Bachelor's or higher

The verdict

Somerville pairs a top-decile household income with top-decile home values, in a suburban-density, renter-heavy area.

Top 7%
household income, US ZIPs
Top 3%
home value, US ZIPs
6,130
people per sq mi
31%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 02143 against every reporting US ZIP.

ZIP code 02143 is a densely settled ZIP (a standard USPS delivery area) in Somerville, Middlesex County, Massachusetts, with 24,514 residents across 4.0 square miles, a density of 6,130 people per square mile, in the New York time zone.

ZIP 02143 skews affluent, with a median household income of $130,753 (13% above the Massachusetts average), while per-capita income is $80,068. The poverty rate stands at 8.9% and the unemployment rate at 2.8%. Housing costs here run $926,800 for a typical home value (55% above the state average), with rent averaging $2,475 a month; 31.0% of homes are owner-occupied.

This is a highly-educated ZIP: 75.9% of adults hold a bachelor's degree or higher, the median age is 32.1, and the average commute is 29 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Middlesex County, so you can benchmark 02143 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 02143

Top 5 sectors by establishment count in Somerville, MA

Which industries have the most business establishments in ZIP 02143.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 02143, Somerville, MA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

24,514

Population

4.0

Area (sq mi)

6,130

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 02143?

32.1

Median Age

46.6%

Male

53.4%

Female

23.2%

Foreign-Born

White 70.1%
African American 4.5%
Asian 10.2%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.1%
Two or More Ethnicities 9.8%
Hispanic or Latino 9.8%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$130,753

Median Household Income

+13% vs state

$80,068

Per Capita Income

8.9%

Poverty Rate

2.8%

Unemployment Rate

29.4 min

Mean Commute Time

How ZIP 02143 ranks nationally

Somerville, MA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$130,753 Top 7% higher than 93% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). This entry sits in this band. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 85.2%
Bachelor's Degree or Higher 75.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

13,050

Total Housing Units

12,283

Occupied Units

767

Vacant Units

2.06

Avg Household Size

Occupancy Type

Owner 31.0%
Renter 69.0%

$926,800

Median Home Value

+55% vs state

$2,475

Median Rent

1938

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+2.2%

YoY Change (2024)

415

HPI Index (2000 = 100)

+315%

Total Change Since 2000

Home values in ZIP 02143 have increased 2.2% over the past year (2024). Since 2000, this ZIP has seen +315% cumulative appreciation.

Year Annual Change HPI Index
2019 +18.8% 373
2020 -4.7% 356
2021 +1.1% 360
2022 +2.2% 367
2024 – 415

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 679 business establishments in ZIP 02143, employing approximately 11,442 people with a combined annual payroll of $833,238,000.

679

Businesses

11,442

Employees

$833.2M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 110 16.2%
Accommodation and food services 100 14.7%
Retail trade 83 12.2%
Other services (except public administration) 76 11.2%
Health care and social assistance 73 10.8%
Manufacturing 35 5.2%
Construction 32 4.7%
Real estate and rental and leasing 32 4.7%
Wholesale trade 24 3.5%
Information 24 3.5%
Arts, entertainment, and recreation 22 3.2%
Administrative and support and waste management and remediation services 21 3.1%
Educational services 15 2.2%
Transportation and warehousing 14 2.1%
Finance and insurance 12 1.8%
Utilities 3 0.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 02143 vs 02145 →

ZIP 02143 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 02143 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 02143 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 02143 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
02145 Somerville, MA 25,439 0.8 mi
02139 Cambridge, MA 36,349 1.3 mi
02141 Cambridge, MA 11,910 1.1 mi
02142 Cambridge, MA 3,141 1.5 mi
02129 Charlestown, MA 16,439 1.8 mi
02163 Boston, MA 2,582 1.6 mi
02138 Cambridge, MA 36,314 1.9 mi
02215 Boston, MA 26,125 2.3 mi
02115 Boston, MA 28,441 2.8 mi
02144 Somerville, MA 23,891 1.8 mi

More ZIP Codes in Middlesex County

02148 standard
Malden, MA
Pop: 59,503
02155 standard
Medford, MA
Pop: 57,964
02149 standard
Everett, MA
Pop: 41,550
01801 standard
Woburn, MA
Pop: 38,903
01752 standard
Marlborough, MA
Pop: 38,499
01702 standard
Framingham, MA
Pop: 37,206

Related Areas

Middlesex County Somerville, MA Massachusetts

Frequently Asked Questions

What county is ZIP code 02143 in? ▼
ZIP code 02143 (Somerville) is located in Middlesex County, Massachusetts. Middlesex County contains multiple ZIP codes, see the full list at /counties/middlesex-ma.
What is the population of ZIP code 02143? ▼
ZIP code 02143 in Somerville, MA has a population of 24,514 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 02143? ▼
The median household income in ZIP 02143 is $130,753, which is 71% above the national average of $76,288.
What is the average home value in ZIP 02143? ▼
The median home value in ZIP 02143 is $926,800, which is 233% above the national average of $278,155.
What is the demographic makeup of ZIP 02143? ▼
The largest racial group in ZIP 02143 is White at 70.1%. Hispanic or Latino residents make up 9.8% of the population.
How many businesses are in ZIP code 02143? ▼
ZIP code 02143 has 679 business establishments employing approximately 11,442 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 02143? ▼
The top industries by establishment count in ZIP 02143 are: Professional, scientific, and technical services (110), Accommodation and food services (100), Retail trade (83). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 02143? ▼
According to the FHFA House Price Index, home values in ZIP 02143 increased by 2.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 315%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 02143? ▼
In ZIP code 02143, 85.2% of residents aged 25+ have a high school diploma or higher, and 75.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 02143? ▼
The mean commute time for workers in ZIP code 02143 is 29.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 02143? ▼
In ZIP code 02143, approximately 31.0% of occupied housing units are owner-occupied and 69.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 02143? ▼
The poverty rate in ZIP code 02143 is 8.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.