ZIP Code 08609
standardSource:
Trenton · Mercer County · New Jersey
- Population
- 13,546
- Median income
- $68,238
- Median home value
- $103,700
- Bachelor's or higher
- 8.2%
- Land area
- 3.5 sq mi
3,830/sq mi
▼ 11% vs US
higher than 44% of US ZIPs
▼ 63% vs US
higher than 11% of US ZIPs
Median age 33.4
New York
ZIP code 08609 in Trenton, New Jersey has a population of 13,546. The median household income is $68,238, which is 11% below the national average. Median home value is $103,700, 63% below the US average. 8.2% of residents hold a bachelor's degree or higher.
ZIP code 08609 is classified by USPS as a standard delivery area and covers roughly 3.5 square miles in Trenton, Mercer County, New Jersey. The area is home to 13,546 residents, producing a population density of 3,830 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 08609 against New Jersey and the nation.
On the economic side, the median household income for ZIP 08609 sits at $68,238 (44% below the New Jersey average), while per-capita income is $38,926. The poverty rate stands at 18.1% and the unemployment rate at 10.2%. On housing, the median home value is $103,700 (80% below the state average) with median rent at $1,391 per month, and 29.8% of occupied units are owner-occupied, a direct signal of whether 08609 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 8.2% of adults hold a bachelor's degree or higher, the median age is 33.4, and the average commute is 25 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Mercer County, so you can benchmark 08609 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 08609
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 08609.
- Retail trade
Retail trade
44 establishments
- Other services (except public administration)
Other services (except public administration)
28 establishments
- Health care and social assistance
Health care and social assistance
25 establishments
- Construction
Construction
24 establishments
- Accommodation and food services
Accommodation and food services
22 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 08609, Trenton, NJ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
13,546
Population
3.5
Area (sq mi)
3,830
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 08609?
33.4
Median Age
51.0%
Male
49.0%
Female
37.7%
Foreign-Born
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?
$68,238
Median Household Income
-44% vs state
$38,926
Per Capita Income
18.1%
Poverty Rate
10.2%
Unemployment Rate
24.9 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
5,248
Total Housing Units
4,880
Occupied Units
368
Vacant Units
3.23
Avg Household Size
Occupancy Type
$103,700
Median Home Value
-80% vs state
$1,391
Median Rent
1959
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
+5.2%
YoY Change (2024)
385
HPI Index (2000 = 100)
+285%
Total Change Since 2000
Home values in ZIP 08609 have increased 5.2% over the past year (2024). Since 2000, this ZIP has seen +285% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +41.2% | 190 |
| 2021 | +7.4% | 204 |
| 2022 | +34.0% | 273 |
| 2023 | +34.1% | 366 |
| 2024 | +5.2% | 385 |
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 216 business establishments in ZIP 08609, employing approximately 2,163 people with a combined annual payroll of $125,189,000.
216
Businesses
2,163
Employees
$125.2M
Annual Payroll
12
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 44 | 20.4% |
| Other services (except public administration) | 28 | 13.0% |
| Health care and social assistance | 25 | 11.6% |
| Construction | 24 | 11.1% |
| Accommodation and food services | 22 | 10.2% |
| Wholesale trade | 14 | 6.5% |
| Professional, scientific, and technical services | 14 | 6.5% |
| Real estate and rental and leasing | 13 | 6.0% |
| Administrative and support and waste management and remediation services | 12 | 5.6% |
| Transportation and warehousing | 8 | 3.7% |
| Manufacturing | 6 | 2.8% |
| Finance and insurance | 3 | 1.4% |
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 08609 vs 08629 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 08629 | Trenton, NJ | 12,331 | 0.6 mi |
| 08608 | Trenton, NJ | 983 | 1.5 mi |
| 08611 | Trenton, NJ | 28,038 | 2.3 mi |
| 08638 | Trenton, NJ | 22,832 | 2.4 mi |
| 08610 | Trenton, NJ | 30,468 | 2.7 mi |
| 08619 | Trenton, NJ | 22,723 | 2.6 mi |
| 08618 | Trenton, NJ | 38,229 | 2.9 mi |
| 08648 | Lawrence Township, NJ | 32,263 | 4.2 mi |
| 08690 | Trenton, NJ | 18,567 | 4.2 mi |
| 19067 | Morrisville, PA | 51,334 | 4.2 mi |
More ZIP Codes in Mercer County
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Frequently Asked Questions
What county is ZIP code 08609 in? ▼
What is the population of ZIP code 08609? ▼
What is the median household income in ZIP 08609? ▼
What is the average home value in ZIP 08609? ▼
What is the demographic makeup of ZIP 08609? ▼
How many businesses are in ZIP code 08609? ▼
What are the main industries in ZIP code 08609? ▼
How have home values changed in ZIP code 08609? ▼
What is the education level in ZIP code 08609? ▼
What is the average commute time in ZIP 08609? ▼
What percentage of residents own vs. rent in ZIP 08609? ▼
What is the poverty rate in ZIP code 08609? ▼
ZIP Code Research Guides
Official Data Resources for Trenton, NJ
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
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Read our methodology , how this data is sourced, computed, and verified.