Zip code 08858: Oldwick, New Jersey
Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.
About 08858
08858 is a rural zip code in Oldwick, New Jersey (Hunterdon County), covering 2.6 sq mi of land. About 20 people live here, or 8 per square mile. With so few residents, the Census figures below are rough estimates with wide margins of error.
0% of residents live below the poverty line (U.S.: 12.5%). 100% of occupied homes are lived in by their owners.
100% of adults hold a bachelor's degree or higher (U.S.: 36%).
How 08858 compares
Only about 20 people live here, so these survey estimates have wide margins of error.
- U.S. 334,922,499 · NJ 9,343,809
- Population density8/sq miU.S. 95/sq mi · NJ 1,270/sq mi
- U.S. 12.5% · NJ 9.7%
- U.S. 35.7% · NJ 43.6%
- U.S. 65.2% · NJ 63.8%
- U.S. 61.4 · NJ 66.4
- Broadband access100%U.S. 91% · NJ 92.8%
- U.S. 8.4% · NJ 7.5%
- Veterans0%U.S. 6.2% · NJ 3.7%
- U.S. 14.1% · NJ 23.9%
- U.S. 10.1% · NJ 7.5%
- U.S. 17.2% · NJ 17.2%
- U.S. 22% · NJ 21.8%
| Measure | 08858 | Hunterdon | NJ | U.S. | National percentile | Rank in NJ |
|---|---|---|---|---|---|---|
| Population | 20 | 130,160 | 9,343,809 | 334,922,499 | — | — |
| Population density | 8/sq mi | 304/sq mi | 1,270/sq mi | 95/sq mi | — | — |
| Poverty rate | 0% | 4% | 9.7% | 12.5% | — | — |
| Bachelor's degree or higher | 100% | 57.4% | 43.6% | 35.7% | — | — |
| Homeownership rate | 100% | 85.1% | 63.8% | 65.2% | — | — |
| Diversity index | 0 | 34.8 | 66.4 | 61.4 | — | — |
| Broadband access | 100% | 94.6% | 92.8% | 91% | — | — |
| Uninsured rate | 0% | 2.8% | 7.5% | 8.4% | — | — |
| Veterans | 0% | 4.6% | 3.7% | 6.2% | — | — |
| Foreign-born residents | 0% | 10.6% | 23.9% | 14.1% | — | — |
| Housing vacancy | 0% | 2.4% | 7.5% | 10.1% | — | — |
| Residents 65 and older | 100% | 20.8% | 17.2% | 17.2% | — | — |
| Residents under 18 | 0% | 19.1% | 21.8% | 22% | — | — |
The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.
People
Age
Race and ethnicity
- White100%
- Black0%
- Hispanic0%
- Asian0%
- Native American0%
- Pacific Islander0%
- Other0%
- Multiracial0%
Language spoken at home (households)
Households
- Households
- 20
- Average household size
- —
- Family households
- 0%
- Married couples
- 0%
- Living alone
- 100%
- Veterans (of adults)
- 0%
- Male / female
- 0% / 100%
Income and poverty
Household income distribution
Median household income
Housing
Median home value
Median gross rent
Types of housing
- Housing units
- 20
- Owner-occupied
- 100%
- Vacant
- 0%
- Median year built
- —
- Median rooms
- —
- Renters paying 30%+ of income
- —
- Renters paying 50%+ of income
- —
- Home value to income
- —
Work and commute
How people get to work
No data reported.
Commute time (one way)
No data reported.
Education, internet and health coverage
Highest education (adults 25+)
- High school graduate or higher
- 100%
- Bachelor's degree or higher
- 100%
- Graduate or professional degree
- 0%
- Households with broadband
- 100%
- Cable, fiber or DSL
- 0%
- No internet access
- 0%
- Without health insurance
- 0%
- Limited-English households
- 0%
Geography
- City (USPS)
- Oldwick
- State
- New Jersey
- County
- Hunterdon County
- Center point
- 40.6827° N, 74.7370° W
- Land area
- 2.6 sq mi
- Water area
- under 0.1 sq mi
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- Residential delivery area
Cities and towns within this zip
- Oldwick (unincorporated)38% of zip
Census places overlapping the zip's area. Mail may use a different city name than the municipality.
Zip codes near 08858
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 07979 | Pottersville, NJ | 2 mi | — |
| 07921 | Bedminster, NJ | 3.6 mi | $123,104 |
| 07830 | Califon, NJ | 3.9 mi | $180,852 |
| 08888 | Whitehouse, NJ · PO box | 4.4 mi | — |
| 08833 | Lebanon, NJ | 4.9 mi | $172,454 |
| 07934 | Gladstone, NJ | 4.9 mi | $245,429 |
| 07977 | Peapack, NJ | 4.9 mi | $150,875 |
| 08889 | Whitehouse Station, NJ | 5.2 mi | $157,781 |
| 07978 | Pluckemin, NJ · PO box | 5.8 mi | — |
| 07931 | Far Hills, NJ | 6.3 mi | $201,078 |
| 08876 | Somerville, NJ | 7 mi | $122,884 |
| 07930 | Chester, NJ | 7.4 mi | $240,954 |
Questions about 08858
What city is zip code 08858?
08858 is assigned to Oldwick, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 08858 in?
08858 is in Hunterdon County, New Jersey.
What is the population of 08858?
About 20 people live in 08858, according to the Census Bureau's American Community Survey.
What time zone is 08858 in?
08858 is in Eastern Time.
What zip codes are near 08858?
The closest zip codes to 08858 are 07979, 07921, 07830, 08888, 08833.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 08858, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.