| City: | Trenton, New Jersey |
| City Alias: | Hamilton |
| Names to Avoid: | Hamilton Township, Hamilton Twp |
| County: | Mercer County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:30:48 PM |
| Population: | 13,359 [See All] |
| Area Codes: | 609 / 640 |
| Classification: | Standard [Normal Street Delivery] |
| Coordinates: | 40.2204, -74.7306 |
| Land Area: | 0.791 sq mi |
| Quick Link: |
ZIP Code 08629 has 13,359 residents and 4,201 households (average 3.18 persons per household). The median age is 33.7 years, younger than the state (39.9) and younger than the nation (38.8). The gender split is 49.7% male and 50.3% female, which is slightly higher than the state male share (48.6%). Largest groups are Hispanic or Latino (50.2%) and Black or African American (34.5%, much higher than the state average of 13.1% and well above the national average of 12.4%); Hispanic or Latino residents make up 50.2%, which is much higher than the national average (18.7%), and Black or African American share is much higher than both the state (13.1%) and national averages (12.4%) and Other / Two or More Races share is much higher than both the state (11.3%) and national averages (8.4%).
Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship
| 2020 Population: | 13,359Source: Census DHC |
| 2023 ACS Population Estimate: | 13,015Source: Census ACS |
| 2025 ZC Population Estimate: | 13,053Source: ZIP-Codes.com |
| Population Density: | 16,888.7 people per sq mile |
| Average Income: | $81,367Source: Census ACS |
| Households: | 4,201Source: Census DHC |
| Average House Value: | $149,000Source: Census ACS |
| Persons Per Household: | 3.18Source: Census DHC |
| Average Family Size: | 3.62Source: Census ACS |
| Group | 2010 | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Census ACS Population Estimate | -- | 13,136 | 12,634 | 12,450 | 12,730 | 13,080 | 13,615 | 14,051 | 14,108 | 13,942 | 12,910 | 12,722 | 13,075 | 13,015 |
| Decennial Census | 12,331 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 13,359 | -- | -- | -- |
Median Age: 33.7
Male Median Age: 33.2
Female Median Age: 34.1
| Group | < 5 | 5-9 | 10-14 | 15-19 | 20-24 | 25-29 | 30-34 | 35-39 | 40-44 | 45-49 | 50-54 | 55-59 | 60-64 | 65-69 | 70-74 | 75-79 | 80-84 | 85+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | 488 | 456 | 475 | 522 | 528 | 500 | 547 | 562 | 473 | 424 | 458 | 386 | 319 | 238 | 112 | 76 | 38 | 39 |
| Female | 396 | 504 | 505 | 505 | 517 | 535 | 487 | 486 | 514 | 407 | 425 | 418 | 363 | 257 | 159 | 136 | 58 | 46 |
| Total | 884 | 960 | 980 | 1,027 | 1,045 | 1,035 | 1,034 | 1,048 | 987 | 831 | 883 | 804 | 682 | 495 | 271 | 212 | 96 | 85 |
| White: | 2,116 | 11.49% |
| Black: | 4,603 | 25.00% |
| Hispanic:* | 6,710 | 36.44% |
| Asian: | 234 | 1.27% |
| American Indian: | 249 | 1.35% |
| Hawaiian: | 18 | 0.10% |
| Other: | 4,485 | 24.36% |
| Total: | 18,415 | 100% |
| Gender | Count | % | Median Age |
|---|---|---|---|
| Males: | 6,641 | 49.71% | 33.2 years |
| Females: | 6,718 | 50.29% | 34.1 years |
| Total: | 13,359 | 100% | 33.7 years |
| Native, born in the United States: | 6,825 | 52.44% |
| Native, born in PR, Island Areas, or abroad: | 746 | 5.73% |
| Foreign born, naturalized U.S. citizen: | 2,382 | 18.30% |
| Foreign born, not a U.S. citizen: | 3,062 | 41.83% |
| Total Population: | 13,015 | 100% |
| Total Native Population: | 7,571 | 58.17% |
| Total Foreign-born Population: | 5,444 | 41.83% |
In 2023, the Median household income is $81,367, which is far less than the state median ($101,050), is up $26,284 (47.7%) since 2011 and above its 2019 pre-pandemic level by $18,273. Family households earn a median of $84,718 versus $37,207 for nonfamily households (a difference of $47,511). By gender, male median income is $45,345 and female is $41,961, which is considerably lower than the state female median ($66,569), with a current gap of $3,384 that has narrowed from 2011 to 2023. The labor-force participation rate is 68.4%, which is higher than the national rate (63.5%). The unemployment rate is 7.4%, which is considerably above the national rate (5.2%). The largest occupation group is Service (26.9%).
Explore More: Income Over Time Household Income Employment Status By Occupation
| Income Type | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Household Income | $55,083 | $56,142 | $54,956 | $54,679 | $52,386 | $56,462 | $61,058 | $63,171 | $63,094 | $72,258 | $73,054 | $79,724 | $81,367 |
| Median Family Income | $58,735 | $59,969 | $58,563 | $60,691 | $55,175 | $59,560 | $66,313 | $69,500 | $68,710 | $71,492 | $75,083 | $82,867 | $84,718 |
| Median NonFamily Income | $34,963 | $39,091 | $28,854 | $35,375 | $37,361 | $39,047 | $43,039 | $43,560 | $41,976 | $42,000 | $39,511 | $50,196 | $37,207 |
| Median Male Income | $40,742 | $38,052 | $39,976 | $35,260 | $30,729 | $29,490 | $32,402 | $33,397 | $32,396 | $40,042 | $40,040 | $45,025 | $45,345 |
| Median Female Income | $35,316 | $36,231 | $37,188 | $38,509 | $38,485 | $35,530 | $32,718 | $35,211 | $31,000 | $35,401 | $37,372 | $41,961 | $41,961 |
| Employed: | 6,479 | 61.82% |
| Unemployed: | 530 | 5.06% |
| Not In Labor Force: | 3,472 | 33.13% |
| Total: | 10,481 | 100% |
| Management, business, science, and arts: | 1,692 | 26.12% |
| Service: | 1,744 | 26.92% |
| Sales and Office: | 1,285 | 19.83% |
| Natural resources, construction, and maintenance: | 405 | 6.25% |
| Production, transportation, and material moving: | 1,353 | 20.88% |
| Total Civilian Employed Population: | 6,479 | 100% |
In 2023, the median home value is $149,000, which is well under the state median ($427,600), is up $0 (0.00%) since 2011 and above its 2019 pre-pandemic level by $36,100. The median gross rent is $1,263, which is much lower than the state median ($1,653), is up $98 (8.41%) since 2011 and above its 2019 pre-pandemic level by $86. Of occupied housing, owners make up 67.36% (56.69% with a mortgage, 43.31% free-and-clear) and renters 32.64% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 1.95%, which is considerably lower than the national rate (10.43%).
Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Home Value | $149,000 | $150,200 | $142,400 | $151,300 | $130,900 | $121,400 | $118,000 | $115,400 | $112,900 | $108,200 | $107,700 | $131,800 | $149,000 |
| Less than $500: | 25 | 1.71% |
| $500 to $999: | 18 | 1.23% |
| $1,000 to $1,499: | 1,021 | 69.98% |
| $1,500 to $1,999: | 122 | 8.36% |
| $2,000 to $2,499: | 108 | 7.40% |
| $2,500 to $2,999: | 28 | 1.92% |
| $3,000 or more: | 35 | 2.40% |
| No Rent: | 102 | 6.99% |
| Total: | 1,459 | 100% |
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Median Rent | $1,165 | $1,196 | $1,230 | $1,191 | $1,141 | $1,123 | $1,209 | $1,206 | $1,177 | $1,194 | $1,205 | $1,232 | $1,263 |
| Owner Occupied (with mortgage): | 1,707 | 38.19% |
| Owner Occupied (free and clear, no mortgage): | 1,304 | 29.17% |
| Renter Occupied: | 1,459 | 32.64% |
| Total Occupied Housing Units: | 4,470 | 100% |
| Occupied Housing Units: | 4,470 | 98.05% |
| Vacant Housing Units (not graphed): | 89 | 1.95% |
| Total Housing Units: | 4,559 | 100% |
| Single-Family Units: | 3,174 | 69.62% |
| Multi-Family Units: | 1,221 | 26.78% |
| Other Units: | 164 | 3.60% |
| Total Housing Units: | 4,559 | 100% |
In 2023, 14.80% of adults (25+) have a bachelor's degree or higher, which is markedly below the state rate (42.90%). High school or higher is 74.70%, which is markedly below the state rate (90.70%). The uninsured rate is 14.10%, which is markedly above the state rate (7.40%). The share of people in poverty is 7.50%, which is comparable to the national rate (8.70%), down 5.20 percentage points since 2011 and below its 2019 pre-pandemic level by 7.40 percentage points. This points to a pronounced improvement in local conditions - rising incomes, firmer consumer demand, and a stronger tax base. Among residents ages 3+, the largest enrollment group is elementary (38.96%). College enrollment is 24.99%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.
Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment
| Less than 9th grade: | 1,124 | 12.51% |
| 9th to 12th grade, no diploma: | 1,150 | 12.80% |
| High school graduate (includes equivalency): | 3,043 | 33.86% |
| Some college, no degree: | 2,013 | 22.40% |
| Associate's degree: | 325 | 3.62% |
| Bachelor's degree: | 870 | 9.68% |
| Graduate or professional degree: | 461 | 5.13% |
| Total: | 8,986 | 100% |
| High school or higher: | 6,712 | 74.69% |
| Bachelor's degree or higher: | 1,331 | 14.81% |
| Private Insurance: | 7,550 | 54.47% |
| Public Insurance: | 4,503 | 32.48% |
| No Insurance: | 1,809 | 13.05% |
| Total: | 13,862 | 100% |
| Has Health Insurance: | 12,053 | 86.95% |
| Group | 2011 | 2102 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| % of People in Poverty | 12.7% | 11.5% | 12.8% | 14.3% | 15.0% | 11.9% | 13.8% | 14.0% | 14.9% | 13.8% | 19.6% | 12.7% | 7.5% |
Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.
| Nursery School, Preschool: | 101 | 3.10% |
| Kindergarten: | 229 | 7.03% |
| Elementary school (grades 1-8): | 1,269 | 38.96% |
| High school (grades 9-12): | 844 | 25.91% |
| College or graduate school: | 814 | 24.99% |
| Total: | 3,257 | 100% |
| Early Childhood: | 330 | 10.13% |
| K-12 (Primary & Secondary School): | 2,342 | 71.91% |
ZIP Code 08629 supports both business and residential activity. According to the Business Census (2023), there are 93 business establishments, employing about 1,421 people with an annual payroll of $79,789,000. USPS data shows 4,105 residential mailboxes and 119 business mailboxes, reflecting local delivery coverage.
| # Residential Mailboxes: | 4,105Source: USPS |
| # Business Mailboxes: | 119Source: USPS |
| Total Delivery Receptacles: | 6,986Source: USPS |
| Single Family Delivery Units: | 4,088Source: USPS |
| Multi Family Delivery Units: | 17Source: USPS |
| # of Businesses: | 93Source: CBP |
| 1st Quarter Payroll: | $20,895,000Source: CBP |
| Annual Payroll: | $79,789,000Source: CBP |
| # of Employees: | 1,421Source: CBP |
ZIP Code 08629 is located in Mercer County, New Jersey, within the Trenton-Princeton, NJ Metropolitan Statistical Area (CBSA 45940) and New Jersey's 3rd and 12nd Congressional Districts. This Metro area has a population of 383,286 people, about 3.49% of whom live in ZIP Code 08629. It covers 0.791 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Trenton-Princeton, NJSource: Census |
| CBSA Number: | 45940Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 383,286Source: Census |
| MSA: | New York-Northern New Jersey-Long Island, NY-NJ-CT-PASource: Census |
| Land Area: | 0.791 sq miSource: Census |
| Water Area: | --Source: Census |
| Congressional District: | 03,12Source: USPS |
| Congressional Land Area: | 899.7, 412.23 sq miSource: Census |
| PMSA: | Trenton, NJ PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 3474000Source: Census |
| Place Name: | Trenton city; New JerseySource: Census |
ZIP Code 08629 is part of 2 school districts, including: Hamilton Township School District (Grades KG thru 12) and Trenton City School District (Grades Kindergarten thru 12th). There are 2 public schools and 1 private school(s) in this ZIP Code. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.