Checked
ZIP Code 08690
Hamilton Square, NJ, Mercer County
Population
18,841
Land area
7sq mi
People per sq mi
2,680
City
Hamilton Square
ZIP 08690 and nearby ZIP codes
ZIP 08690 at a glance
- ZIP 08690 (Hamilton Square) is about 2.1 times as dense as New Jersey as a whole.
- Households here earn a median of $127,339 a year, 23% more than the New Jersey figure of $103,556.
- A typical owner-occupied home is valued at $383,900 (16% below New Jersey) and median rent is $1,700 a month.
Local data for ZIP 08690
Counts from official public data
Housing and community stats
ZIP 08690, American Community Survey 2020-2024
Median household income
$127,339
Poverty rate
3.6%
Median home value
$383,900
Prices +7.8% in a year
Median rent
$1,700/mo
Homeownership
82.1%
Bachelor's or higher
42.4%
Median age
47.0
Average commute
25.0 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
429
ZIP Business Patterns 2023
Employees
8,405
$420M annual payroll
PPP loans
$53.99M
482 loans
Campaign donations
$87.14K
23% D, 16% R, 2026 cycle
Environment and hazard risk
ZIP 08690, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: strong wind
Storm events since 1996
1,115
Countywide, mostly thunderstorm wind
Flood insurance policies
1,294
1.2% of homes, county
July high / Jan low
87° / 21°F
47.5 inches of rain a year
Health statistics
Share of adults in ZIP 08690, CDC PLACES estimates
Obesity
22.6%
U.S. 33.3% -10.7 pts
Diabetes
9.5%
U.S. 12.1% -2.6 pts
Smoking
9.2%
U.S. 12.8% -3.6 pts
Uninsured (18-64)
7.3%
U.S. 11.1% -3.8 pts
Cities in ZIP 08690
ZIP codes near 08690
| Name | Distance | Land area (sq mi) |
|---|---|---|
| 08619Mercerville | 2.4 mi | 10 |
| 08691Allentown | 3.7 mi | 24.2 |
| 08629Trenton | 4 mi | 0.8 |
| 08561Windsor | 4.1 mi | 1.1 |
| 08550Princeton Junction | 4.1 mi | 19.1 |
| 08609Trenton | 4.2 mi | 1.3 |
| 08610White Horse | 4.6 mi | 7.4 |
| 08648Lawrenceville | 4.7 mi | 16.7 |
| 08620Groveville | 4.8 mi | 9 |
| 08611Trenton | 5.6 mi | 2.9 |
| 08638The College of New Jersey | 5.8 mi | 5.4 |
| 08608Trenton | 6 mi | 0.3 |
Frequently asked questions
- What city is ZIP code 08690?
- ZIP code 08690 is in Hamilton Square, NJ (Mercer County).
- What county is ZIP code 08690 in?
- ZIP code 08690 is mostly in Mercer County, New Jersey.
- How many people live in ZIP code 08690?
- About 18,841 people live in the 08690 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.