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ZIP Code 08558
Blawenburg, NJ, Somerset County
Population
7,648
Land area
15.6sq mi
People per sq mi
491
City
Blawenburg
ZIP 08558 and nearby ZIP codes
ZIP 08558 at a glance
- ZIP 08558 (Blawenburg) is 61% less dense than New Jersey as a whole.
- The median household income is $236,016, about 2.3 times the New Jersey median of $103,556.
- A typical owner-occupied home is valued at $910,200 (about 2 times the New Jersey figure) and median rent is $2,000 a month.
Local data for ZIP 08558
Counts from official public data
Housing and community stats
ZIP 08558, American Community Survey 2020-2024
Median household income
$236,016
Poverty rate
1.3%
Median home value
$910,200
Prices +6.6% in a year
Median rent
$2,000/mo
Homeownership
86.2%
Bachelor's or higher
79.3%
Median age
47.5
Average commute
40.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
258
ZIP Business Patterns 2023
Employees
2,965
$263M annual payroll
PPP loans
$22M
302 loans
Campaign donations
$218K
55% D, 7% R, 2026 cycle
Environment and hazard risk
ZIP 08558, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
1,229
Countywide, mostly thunderstorm wind
Flood insurance policies
1,407
1.4% of homes, county
July high / Jan low
85° / 22°F
51.0 inches of rain a year
Health statistics
Share of adults in ZIP 08558, CDC PLACES estimates
Obesity
21.9%
U.S. 33.3% -11.4 pts
Diabetes
8.7%
U.S. 12.1% -3.4 pts
Smoking
5.8%
U.S. 12.8% -7.0 pts
Uninsured (18-64)
4.6%
U.S. 11.1% -6.5 pts
Frequently asked questions
- What city is ZIP code 08558?
- ZIP code 08558 is in Blawenburg, NJ (Somerset County).
- What county is ZIP code 08558 in?
- ZIP code 08558 is mostly in Somerset County, New Jersey.
- How many people live in ZIP code 08558?
- About 7,648 people live in the 08558 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.