PlainZIP

Trenton, NJ · standard

ZIP Code 08618

Mercer County, New Jersey - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

38,229
2,432/sq mi
$50,390
Median income
$227,000
Median home value
24.7%
Bachelor's or higher

The verdict

Trenton pairs one of the lowest household incomes in the country with above-median home values, in a suburban-density, mixed-tenure area.

15th pct
household income, US ZIPs
Top 49%
home value, US ZIPs
2,432
people per sq mi
46%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 08618 against every reporting US ZIP.

ZIP code 08618 is a densely settled ZIP (a standard USPS delivery area) in Trenton, Mercer County, New Jersey, with 38,229 residents across 15.7 square miles, a density of 2,432 people per square mile, in the New York time zone.

ZIP 08618 reports a modest median household income of $50,390 (59% below the New Jersey average), while per-capita income is $29,501. Local economic indicators show a 21.0% poverty rate alongside 11.7% unemployment. The typical home here is valued at $227,000 (56% below the state average); renters pay a median of $1,102 monthly, and 45.8% of units are owner-occupied.

Educational attainment sits below the national norm: 24.7% of adults hold a bachelor's degree or higher, the median age is 35, and the average commute is 24 minutes. To put 08618 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Mercer County, for a geography-aware comparison.

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 08618

Top 5 sectors by establishment count in Trenton, NJ

Which industries have the most business establishments in ZIP 08618.

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 08618, Trenton, NJ · 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

38,229

Population

15.7

Area (sq mi)

2,432

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 08618?

35.0

Median Age

46.6%

Male

53.4%

Female

15.1%

Foreign-Born

White 22.6%
African American 59.4%
Asian 2.9%
American Indian or Alaska Native 0.5%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.8%
Hispanic or Latino 15.7%

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?

$50,390

Median Household Income

-59% vs state

$29,501

Per Capita Income

21.0%

Poverty Rate

11.7%

Unemployment Rate

23.6 min

Mean Commute Time

How ZIP 08618 ranks nationally

Trenton, NJ household income vs. every US ZIP code

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

$50,390 15th percentile higher than 15% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $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 60.8%
Bachelor's Degree or Higher 24.7%

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

What does housing look like?

14,771

Total Housing Units

13,477

Occupied Units

1,294

Vacant Units

2.38

Avg Household Size

Occupancy Type

Owner 45.8%
Renter 54.2%

$227,000

Median Home Value

-56% vs state

$1,102

Median Rent

1956

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

+12.5%

YoY Change (2024)

268

HPI Index (2000 = 100)

+168%

Total Change Since 2000

Home values in ZIP 08618 have increased 12.5% over the past year (2024). Since 2000, this ZIP has seen +168% cumulative appreciation.

Year Annual Change HPI Index
2020 +10.2% 155
2021 +16.9% 182
2022 +16.8% 212
2023 +12.2% 238
2024 +12.5% 268

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 370 business establishments in ZIP 08618, employing approximately 6,248 people with a combined annual payroll of $391,174,000.

370

Businesses

6,248

Employees

$391.2M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 62 16.8%
Retail trade 59 15.9%
Health care and social assistance 50 13.5%
Professional, scientific, and technical services 34 9.2%
Construction 33 8.9%
Accommodation and food services 23 6.2%
Real estate and rental and leasing 18 4.9%
Finance and insurance 17 4.6%
Information 14 3.8%
Administrative and support and waste management and remediation services 14 3.8%
Manufacturing 13 3.5%
Wholesale trade 10 2.7%
Educational services 7 1.9%
Arts, entertainment, and recreation 7 1.9%
Transportation and warehousing 6 1.6%

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 08618 vs 08638 →

ZIP 08618 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 08618 ranks #2 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 08618 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 08618 ranks #null 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
08638 Trenton, NJ 22,832 1.4 mi
08608 Trenton, NJ 983 2.3 mi
08628 Trenton, NJ 9,054 2.3 mi
08609 Trenton, NJ 13,546 2.9 mi
19067 Morrisville, PA 51,334 3.3 mi
08629 Trenton, NJ 12,331 3.5 mi
08534 Pennington, NJ 12,929 5.7 mi
08611 Trenton, NJ 28,038 4.4 mi
08619 Trenton, NJ 22,723 4.9 mi
08648 Lawrence Township, NJ 32,263 4.3 mi

More ZIP Codes in Mercer County

08540 standard
Princeton, NJ
Pop: 47,115
08648 standard
Lawrence Township, NJ
Pop: 32,263
08610 standard
Trenton, NJ
Pop: 30,468
08611 standard
Trenton, NJ
Pop: 28,038
08520 standard
Hightstown, NJ
Pop: 27,869
08638 standard
Trenton, NJ
Pop: 22,832

Related Areas

Mercer County Trenton, NJ New Jersey

Frequently Asked Questions

What county is ZIP code 08618 in? ▼
ZIP code 08618 (Trenton) is located in Mercer County, New Jersey. Mercer County contains multiple ZIP codes, see the full list at /counties/mercer-nj.
What is the population of ZIP code 08618? ▼
ZIP code 08618 in Trenton, NJ has a population of 38,229 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 08618? ▼
The median household income in ZIP 08618 is $50,390, which is 34% below the national average of $76,288.
What is the average home value in ZIP 08618? ▼
The median home value in ZIP 08618 is $227,000, which is 18% below the national average of $278,155.
What is the demographic makeup of ZIP 08618? ▼
The largest racial group in ZIP 08618 is African American at 59.4%. Hispanic or Latino residents make up 15.7% of the population.
How many businesses are in ZIP code 08618? ▼
ZIP code 08618 has 370 business establishments employing approximately 6,248 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 08618? ▼
The top industries by establishment count in ZIP 08618 are: Other services (except public administration) (62), Retail trade (59), Health care and social assistance (50). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 08618? ▼
According to the FHFA House Price Index, home values in ZIP 08618 increased by 12.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 168%. 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 08618? ▼
In ZIP code 08618, 60.8% of residents aged 25+ have a high school diploma or higher, and 24.7% 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 08618? ▼
The mean commute time for workers in ZIP code 08618 is 23.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 08618? ▼
In ZIP code 08618, approximately 45.8% of occupied housing units are owner-occupied and 54.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 08618? ▼
The poverty rate in ZIP code 08618 is 21.0% 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.