Zip code 08638: Trenton, New Jersey

Q: What city is zip code 08638?

08638 is assigned to Trenton, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 08638 in?

08638 is in Mercer County, New Jersey.

Q: What is the population of 08638?

About 22,816 people live in 08638, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 08638?

The median household income in 08638 is $66,875.

Q: What zip codes are near 08638?

The closest zip codes to 08638 are 08618, 08609, 08608, 08644, 08629.

Residential delivery areaMercer CountyEastern Time

Population

22,816

Median household income

$67K

U.S. $81K

Median home value

$245K

U.S. $333K

Median rent

$1,593/mo

U.S. $1,413

Median age

35.9

U.S. 38.9

Land area

5.4 sq mi

4,204 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 08638

08638 is an urban zip code in Trenton, New Jersey (Mercer County), covering 5.4 sq mi of land. About 22,816 people live here, or 4,204 per square mile. The median resident is 35.9 years old, compared with 38.9 nationally.

The median household earns $66,875 a year, 17% below the national median of $80,734. 17.8% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $245,100, or 3.7 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 58% of occupied homes are lived in by their owners, and renters pay a median of $1,593 a month.

32% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25.5 minutes each way, and 11% of workers work from home. The most common jobs among working residents are in office and administrative support; transportation and moving goods; and healthcare. 26% of households speak a language other than English at home, most often Spanish.

How 08638 compares

Sorted from highest to lowest national percentile

Rent-burdened renters65.1%
93rd
WeaknessU.S. 51.1% · NJ 51.6%78th of 553 in NJ
Diversity index68.5
90th
U.S. 61.4 · NJ 66.448th of 580 in NJ
Unemployment rate7.7%
85th
WeaknessU.S. 5.2% · NJ 6.3%115th of 578 in NJ
Government workers20.1%
85th
U.S. 14.5% · NJ 14.3%84th of 578 in NJ
Poverty rate17.8%
79th
U.S. 12.5% · NJ 9.7%49th of 579 in NJ
Foreign-born residents23.2%
79th
U.S. 14.1% · NJ 23.9%173rd of 580 in NJ
Population density4,204/sq mi
76th
U.S. 95/sq mi · NJ 1,270/sq mi157th of 580 in NJ
Housing vacancy10%
71st
U.S. 10.1% · NJ 7.5%81st of 576 in NJ
Median gross rent$1,593
61st
U.S. $1,413 · NJ $1,720365th of 517 in NJ
Income inequality (Gini)0.448
61st
U.S. 0.483 · NJ 0.478170th of 574 in NJ
Tech workers3.3%
58th
U.S. 3.8% · NJ 4.8%311th of 578 in NJ
Uninsured rate7.4%
55th
U.S. 8.4% · NJ 7.5%125th of 579 in NJ
Bachelor's degree or higher32.3%
51st
U.S. 35.7% · NJ 43.6%422nd of 580 in NJ
Average commute25.5 min
46th
U.S. 26.4 min · NJ 30.5 min468th of 563 in NJ
Work from home11%
40th
U.S. 15.1% · NJ 16.8%408th of 577 in NJ
Median earnings per worker$44,774
39th
U.S. $49,666 · NJ $60,474495th of 575 in NJ
Population22,816
36th
U.S. 334,922,499 · NJ 9,343,809148th of 580 in NJ
Residents 65 and older14.7%
36th
U.S. 17.2% · NJ 17.2%433rd of 580 in NJ
Residents under 1820.6%
36th
U.S. 22% · NJ 21.8%291st of 580 in NJ
Healthcare workers8.6%
36th
U.S. 9.7% · NJ 9.2%294th of 578 in NJ
Veterans4.7%
35th
U.S. 6.2% · NJ 3.7%195th of 580 in NJ
Per capita income$34,445
32nd
U.S. $44,673 · NJ $54,253516th of 579 in NJ
Median home value$245,100
32nd
U.S. $332,700 · NJ $454,400514th of 563 in NJ
Median household income$66,875
31st
U.S. $80,734 · NJ $103,556515th of 566 in NJ
Homeownership rate58%
29th
U.S. 65.2% · NJ 63.8%452nd of 576 in NJ
Median age35.9
27th
U.S. 38.9 · NJ 40.1510th of 579 in NJ
Broadband access88%
23rd
U.S. 91% · NJ 92.8%519th of 576 in NJ
Self-employed workers6.1%
10th
U.S. 10% · NJ 8.9%448th of 578 in NJ

Measure	08638	Mercer	NJ	U.S.	National percentile	Rank in NJ
Rent-burdened rentersWeakness	65.1%	50.1%	51.6%	51.1%	93rd	78th of 553
Diversity index	68.5	71.6	66.4	61.4	90th	48th of 580
Unemployment rateWeakness	7.7%	6.3%	6.3%	5.2%	85th	115th of 578
Government workers	20.1%	15.2%	14.3%	14.5%	85th	84th of 578
Poverty rate	17.8%	10.3%	9.7%	12.5%	79th	49th of 579
Foreign-born residents	23.2%	27%	23.9%	14.1%	79th	173rd of 580
Population density	4,204/sq mi	1,719/sq mi	1,270/sq mi	95/sq mi	76th	157th of 580
Housing vacancy	10%	4.6%	7.5%	10.1%	71st	81st of 576
Median gross rent	$1,593	$1,623	$1,720	$1,413	61st	365th of 517
Income inequality (Gini)	0.448	0.493	0.478	0.483	61st	170th of 574
Tech workers	3.3%	5.8%	4.8%	3.8%	58th	311th of 578
Uninsured rate	7.4%	7.9%	7.5%	8.4%	55th	125th of 579
Bachelor's degree or higher	32.3%	45.4%	43.6%	35.7%	51st	422nd of 580
Average commute	25.5 min	27.1 min	30.5 min	26.4 min	46th	468th of 563
Work from home	11%	19.5%	16.8%	15.1%	40th	408th of 577
Median earnings per worker	$44,774	$56,431	$60,474	$49,666	39th	495th of 575
Population	22,816	385,864	9,343,809	334,922,499	36th	148th of 580
Residents 65 and older	14.7%	16%	17.2%	17.2%	36th	433rd of 580
Residents under 18	20.6%	22%	21.8%	22%	36th	291st of 580
Healthcare workers	8.6%	6.6%	9.2%	9.7%	36th	294th of 578
Veterans	4.7%	3.4%	3.7%	6.2%	35th	195th of 580
Per capita income	$34,445	$53,765	$54,253	$44,673	32nd	516th of 579
Median home value	$245,100	$377,700	$454,400	$332,700	32nd	514th of 563
Median household income	$66,875	$100,645	$103,556	$80,734	31st	515th of 566
Homeownership rate	58%	62.2%	63.8%	65.2%	29th	452nd of 576
Median age	35.9	39.5	40.1	38.9	27th	510th of 579
Broadband access	88%	91.4%	92.8%	91%	23rd	519th of 576
Self-employed workers	6.1%	8%	8.9%	10%	10th	448th of 578

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

16%

5–17

14%

18–24

14%

25–34

13%

35–44

14%

45–54

10%

55–64

10%

65–74

75+

Median age

35.9

Under 18

20.6%

65 and over

14.7%

Race and ethnicity

White29%
Black43%
Hispanic21%
Asian2%
Native American0%
Pacific Islander0%
Other2%
Multiracial3%

Diversity index

68.5

U.S. 61.4

Foreign-born

23.2%

U.S. 14.1%

Born in state

55%

Language spoken at home (households)

English only

74%

Spanish

16%

Other Indo-European

Asian / Pacific

Other

Households

Households: 9,045
Average household size: 2.4
Family households: 53.9%
Married couples: 28.9%
Living alone: 36.6%
Veterans (of adults): 4.7%
Male / female: 47% / 53%

Income and poverty

Household income distribution

<$25k

20%

$25–50k

17%

$50–75k

17%

$75–100k

12%

$100–150k

19%

$150–200k

$200k+

Median household income

08638

$66,875

Mercer Co.

$100,645

New Jersey

$103,556

United States

$80,734

Per capita income

$34,445

U.S. $44,673

Poverty rate

17.8%

U.S. 12.5%

Households earning $150K+

14.5%

U.S. 23%

Income inequality (Gini)

0.448

U.S. 0.483

Housing

Median home value

08638

$245,100

Mercer Co.

$377,700

New Jersey

$454,400

United States

$332,700

Median gross rent

08638

$1,593

Mercer Co.

$1,623

New Jersey

$1,720

United States

$1,413

Types of housing

Single-family

70%

2–4 units

5–19 units

20+ units

16%

Mobile home

0.1%

Boat, RV, van

Housing units: 10,053
Owner-occupied: 58%
Vacant: 10%
Median year built: 1961
Median rooms: 5.4
Renters paying 30%+ of income: 65.1%
Renters paying 50%+ of income: 34.2%
Home value to income: 3.7× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

67%

Carpooled

Transit

Walked

Bicycle

0.4%

Worked from home

11%

Other

Commute time (one way)

<10 min

13%

10–19

35%

20–29

22%

30–44

17%

45–59

60+

Average commute

25.5 min

U.S. 26.4 min

Unemployment

7.7%

U.S. 5.2%

In labor force

63.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

12%

Transportation and moving

10%

Healthcare

Management

Education

Cleaning and personal care

Construction and repair

Legal and social services

Police and fire

Production

Sales

Food service

Business and finance

Computer and math

Arts, media and sports

Engineering and science

Farming, fishing and forestry

0.5%

Industries

Health care and social assistance

19%

Education

14%

Retail

12%

Public administration

10%

Transportation, warehousing and utilities

Manufacturing

Restaurants and hotels

Professional and technical services

Construction

Other services

Finance, insurance and real estate

Admin, support and management

Arts and recreation

Wholesale

Information

0.8%

Agriculture and mining

0.6%

Median earnings per worker

$44,774

U.S. $49,666

Self-employed

6.1%

U.S. 10%

Government workers

20.1%

U.S. 14.5%

Nonprofit workers

12%

U.S. 8.8%

Median earnings by type of work

Type of work	08638	U.S.
Management, business, science and arts	$69,949	$74,888
Service	$31,241	$26,804
Sales and office	$38,960	$40,476
Construction and maintenance	$50,189	$49,199
Production and transportation	$27,569	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

12%

High school

29%

Some college

20%

Associate's

Bachelor's

21%

Graduate

12%

High school graduate or higher: 88.2%
Bachelor's degree or higher: 32.3%
Graduate or professional degree: 11.6%
Households with broadband: 88%
Cable, fiber or DSL: 75.9%
No internet access: 8.4%
Without health insurance: 7.4%
Limited-English households: 7.1%

Geography

City (USPS): Trenton
State: New Jersey
County: Mercer County
Center point: 40.2540° N, 74.7634° W
Land area: 5.4 sq mi
Water area: under 0.1 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Trenton22% of zip
The College of New Jersey (unincorporated)3% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 08638

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
08618	Trenton, NJ	1.4 mi	35,634	$50,390	$227,000
08609	Trenton, NJ	2.3 mi	15,938	$68,238	$103,700
08608	Trenton, NJ	2.4 mi	1,250	$61,201	$132,400
08644	Trenton, NJ · PO box	2.8 mi	—	—	—
08629	Trenton, NJ	2.9 mi	13,013	$82,646	$182,400
08648	Lawrence Township, NJ	3.2 mi	31,323	$125,514	$428,000
08543	Princeton, NJ · PO box	3.3 mi	—	—	—
08601	Trenton, NJ · PO box	3.3 mi	—	—	—
08602	Trenton, NJ · PO box	3.3 mi	—	—	—
08603	Trenton, NJ · PO box	3.3 mi	—	—	—
08604	Trenton, NJ · PO box	3.3 mi	—	—	—
08605	Trenton, NJ · PO box	3.3 mi	—	—	—

Zip codes like 08638 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 08638

What city is zip code 08638?

08638 is assigned to Trenton, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 08638 in?

08638 is in Mercer County, New Jersey.

What is the population of 08638?

About 22,816 people live in 08638, according to the Census Bureau's American Community Survey.

What time zone is 08638 in?

08638 is in Eastern Time.

What is the median household income in 08638?

The median household income in 08638 is $66,875.

What zip codes are near 08638?

The closest zip codes to 08638 are 08618, 08609, 08608, 08644, 08629.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 08638, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.