US ZIP Code
07830

Califon, NJ

Hunterdon County  ·  New Jersey

● Active
👥 7,451 Population ↑ 9% since 2019
💰 $181,023 Median HH Income
▲ 137% above avg ↑ 35% since 2019
🎂 50.6 Median Age ↑ 9% since 2019
🏠 $622,400 Median Home Value
▲ 123% above avg ↑ 30% since 2019
🎓 68.9% College Grads
▲ 78% above avg
📊 4.8% Unemployment
≈ Avg ↑ 204% since 2019
ZIP Code Details
ZIP Code07830
CityCalifon
StateNew Jersey (NJ)
CountyHunterdon County
Area Code908
Elevation689 ft
Latitude40.719283
Longitude-74.794021
TimezoneNew York (DST)
FIPS34019
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.0% (3,428) Female 54.0% (4,023) ♀

Race & Ethnicity

White: 84.1%Hispanic: 6.9%Black: 5.4%Asian: 1.6%Other: 1.2%Race
White84.1%
Hispanic6.9%
Black5.4%
Asian1.6%
Other1.2%

Age Breakdown

Under 5
5%
5–17
16%
18–24
5%
25–44
17%
45–64
37%
65+
7%

Key Indicators

Median Age50.6 yrs ↑ 9% since 2019
Avg Household Size2.73
Below Poverty2.0% ▼ 81% below avg
College Grads68.9% ▲ 78% above avg
Unemployment4.8% ≈ Avg
No HS Diploma29 (0.6%)
HS Graduate729 (14.2%)
Some College427 (8.3%)
Associates411 (8%)
Bachelors322 (6.3%)
Graduate Degree3,213 (62.6%)

Education

No HS: 0.6%HS Grad: 14.2%Some College: 8.3%Associates: 8%Bachelors: 6.3%Graduate: 62.6%Edu
No HS0.6%
HS Grad14.2%
Some College8.3%
Associates8.0%
Bachelors6.3%
Graduate62.6%
Housing & Income

Housing Tenure

Owner: 95.3%Renter: 4.7%Tenure
Owner95.3%
Renter4.7%

Home Value Distribution

Under $50k
1%
$50k–100k
0%
$100k–150k
0%
$150k–200k
0%
$200k–300k
6%
$300k–500k
27%
Over $500k
65%

Financials

Median HH Income$181,023 ▲ 137% above avg ↑ 35% since 2019
Median Home Value$622,400 ▲ 123% above avg ↑ 30% since 2019
Home/Income Ratio3.4x (nat avg ~3.5x)
Median Rent$1,771/mo ↑ 70% since 2019
Total Units2,746
Vacant Units17
Avg HH Size2.73

Income Distribution

Under $25k
3%
$25k–50k
4%
$50k–75k
15%
$75k–100k
4%
$100k–150k
15%
$150k–200k
21%
Over $200k
38%
Employment & Commute

How People Get to Work

Drove Alone
72%
Public Transit
1%
Walked
4%
Work From Home
23%

Commute Time

Under 15 min
20%
15–30 min
20%
30–45 min
30%
Over 45 min
30%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
14%
1960s–1970s
19%
1980s–1990s
11%
2000+
54%

Summary

Total Units2,746
Vacant17
Owner Occupied95.3%
Renter Occupied4.7%
Avg HH Size2.73
Frequently Asked Questions
ZIP code 07830 is in Califon, NJ, in Hunterdon County.
ZIP code 07830 is located in New Jersey (NJ).
ZIP code 07830 is in Hunterdon County, NJ.
ZIP 07830 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 07830 is 7,451 people (ACS 2023).
The median household income in ZIP code 07830 is $181,023 (ACS 2023).
The median home value in ZIP 07830 is $622,400 (ACS 2023).
About ZIP Code 07830

ZIP code 07830 is located in Califon, New Jersey, within Hunterdon County. With a population of 7,451, this is a lightly populated ZIP code with a mature community — the median age is 50.6 years. Economically, 07830 is a affluent ZIP code: the median household income of $181,023 is more than double the national average.

Real estate in ZIP code 07830 represents a premium housing market. The median home value of $622,400 is more than double the national average. Renters can expect to pay around $1,771 per month in median rent. Homeownership is strong here — 95.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 30% since 2019.

The population of 07830 is primarily White (84.07%). Residents are highly educated — 68.9% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 2.0%. Household income has grown by 35% since 2019.

The unemployment rate in 07830 stands at 4.8%, which is near the national average. About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 69%.

Overall, ZIP code 07830 in Califon, NJ is characterized as affluent, highly educated, a mature community, and predominantly owner-occupied. With 7,451 residents, a median household income of $181,023, and a median home value of $622,400, it offers a clear picture of life in this part of New Jersey.