Zip code 07830: Califon, New Jersey

Q: What city is zip code 07830?

07830 is assigned to Califon, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 07830 in?

07830 is mostly in Hunterdon County, but it extends into 1 other county.

Q: What is the population of 07830?

About 7,379 people live in 07830, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 07830?

The median household income in 07830 is $180,852.

Q: What zip codes are near 07830?

The closest zip codes to 07830 are 07979, 08858, 07853, 08833, 07870.

Residential delivery areaHunterdon CountyEastern Time

Population

7,379

Median household income

$181K

U.S. $81K

Median home value

$656K

U.S. $333K

Median rent

$1,979/mo

U.S. $1,413

Median age

50.5

U.S. 38.9

Land area

26 sq mi

284 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 07830

07830 is a small-town zip code in Califon, New Jersey (Hunterdon County), covering 26 sq mi of land. About 7,379 people live here, or 284 per square mile. The median resident is 50.5 years old, compared with 38.9 nationally.

The median household earns $180,852 a year, about 2.2× the national median of $80,734. 3.1% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $656,400, or 3.6 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 91% of occupied homes are lived in by their owners, and renters pay a median of $1,979 a month.

66% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 32.8 minutes each way, and 26% of workers work from home. The most common jobs among working residents are in management; education; and office and administrative support. 20% of them are self-employed (U.S.: 10%). 22% of households speak a language other than English at home, most often another Indo-European language such as French, German, Russian or Hindi.

How 07830 compares

Sorted from highest to lowest national percentile

Rent-burdened renters81.3%
99th
WeaknessU.S. 51.1% · NJ 51.6%26th of 553 in NJ
Median household income$180,852
98th
StrengthU.S. $80,734 · NJ $103,55665th of 566 in NJ
Homeownership rate91.3%
97th
StrengthU.S. 65.2% · NJ 63.8%96th of 576 in NJ
Self-employed workers19.6%
97th
U.S. 10% · NJ 8.9%26th of 578 in NJ
Per capita income$79,062
95th
StrengthU.S. $44,673 · NJ $54,253105th of 579 in NJ
Median age50.5
95th
U.S. 38.9 · NJ 40.168th of 579 in NJ
Bachelor's degree or higher66.4%
93rd
StrengthU.S. 35.7% · NJ 43.6%102nd of 580 in NJ
Median earnings per worker$79,277
93rd
StrengthU.S. $49,666 · NJ $60,474150th of 575 in NJ
Work from home26.4%
90th
U.S. 15.1% · NJ 16.8%90th of 577 in NJ
Broadband access96.4%
88th
StrengthU.S. 91% · NJ 92.8%153rd of 576 in NJ
Average commute32.8 min
86th
WeaknessU.S. 26.4 min · NJ 30.5 min174th of 563 in NJ
Median home value$656,400
85th
U.S. $332,700 · NJ $454,400126th of 563 in NJ
Median gross rent$1,979
83rd
U.S. $1,413 · NJ $1,720162nd of 517 in NJ
Residents 65 and older20.2%
75th
U.S. 17.2% · NJ 17.2%193rd of 580 in NJ
Veterans7.2%
69th
U.S. 6.2% · NJ 3.7%58th of 580 in NJ
Tech workers3.8%
66th
U.S. 3.8% · NJ 4.8%263rd of 578 in NJ
Government workers15.5%
63rd
U.S. 14.5% · NJ 14.3%250th of 578 in NJ
Unemployment rate5.2%
56th
U.S. 5.2% · NJ 6.3%308th of 578 in NJ
Income inequality (Gini)0.442
56th
U.S. 0.483 · NJ 0.478202nd of 574 in NJ
Foreign-born residents8.8%
46th
U.S. 14.1% · NJ 23.9%396th of 580 in NJ
Residents under 1821.2%
42nd
U.S. 22% · NJ 21.8%255th of 580 in NJ
Diversity index32.8
27th
U.S. 61.4 · NJ 66.4438th of 580 in NJ
Population density284/sq mi
25th
U.S. 95/sq mi · NJ 1,270/sq mi498th of 580 in NJ
Healthcare workers7.3%
19th
U.S. 9.7% · NJ 9.2%407th of 578 in NJ
Population7,379
12th
U.S. 334,922,499 · NJ 9,343,809370th of 580 in NJ
Poverty rate3.1%
3rd
StrengthU.S. 12.5% · NJ 9.7%458th of 579 in NJ
Uninsured rate0.9%
1st
StrengthU.S. 8.4% · NJ 7.5%528th of 579 in NJ
Housing vacancy1.1%
1st
U.S. 10.1% · NJ 7.5%505th of 576 in NJ

Measure	07830	Hunterdon	NJ	U.S.	National percentile	Rank in NJ
Rent-burdened rentersWeakness	81.3%	47.3%	51.6%	51.1%	99th	26th of 553
Median household incomeStrength	$180,852	$141,715	$103,556	$80,734	98th	65th of 566
Homeownership rateStrength	91.3%	85.1%	63.8%	65.2%	97th	96th of 576
Self-employed workers	19.6%	12.2%	8.9%	10%	97th	26th of 578
Per capita incomeStrength	$79,062	$72,227	$54,253	$44,673	95th	105th of 579
Median age	50.5	46.1	40.1	38.9	95th	68th of 579
Bachelor's degree or higherStrength	66.4%	57.4%	43.6%	35.7%	93rd	102nd of 580
Median earnings per workerStrength	$79,277	$78,781	$60,474	$49,666	93rd	150th of 575
Work from home	26.4%	21.8%	16.8%	15.1%	90th	90th of 577
Broadband accessStrength	96.4%	94.6%	92.8%	91%	88th	153rd of 576
Average commuteWeakness	32.8 min	33 min	30.5 min	26.4 min	86th	174th of 563
Median home value	$656,400	$517,200	$454,400	$332,700	85th	126th of 563
Median gross rent	$1,979	$1,687	$1,720	$1,413	83rd	162nd of 517
Residents 65 and older	20.2%	20.8%	17.2%	17.2%	75th	193rd of 580
Veterans	7.2%	4.6%	3.7%	6.2%	69th	58th of 580
Tech workers	3.8%	5.4%	4.8%	3.8%	66th	263rd of 578
Government workers	15.5%	14.9%	14.3%	14.5%	63rd	250th of 578
Unemployment rate	5.2%	4.6%	6.3%	5.2%	56th	308th of 578
Income inequality (Gini)	0.442	0.443	0.478	0.483	56th	202nd of 574
Foreign-born residents	8.8%	10.6%	23.9%	14.1%	46th	396th of 580
Residents under 18	21.2%	19.1%	21.8%	22%	42nd	255th of 580
Diversity index	32.8	34.8	66.4	61.4	27th	438th of 580
Population density	284/sq mi	304/sq mi	1,270/sq mi	95/sq mi	25th	498th of 580
Healthcare workers	7.3%	6.9%	9.2%	9.7%	19th	407th of 578
Population	7,379	130,160	9,343,809	334,922,499	12th	370th of 580
Poverty rateStrength	3.1%	4%	9.7%	12.5%	3rd	458th of 579
Uninsured rateStrength	0.9%	2.8%	7.5%	8.4%	1st	528th of 579
Housing vacancy	1.1%	2.4%	7.5%	10.1%	1st	505th of 576

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

Under 5

16%

5–17

18–24

25–34

13%

35–44

17%

45–54

19%

55–64

11%

65–74

75+

Median age

50.5

Under 18

21.2%

65 and over

20.2%

Race and ethnicity

White81%
Black6%
Hispanic6%
Asian3%
Native American0%
Pacific Islander0.2%
Other1%
Multiracial2%

Diversity index

32.8

U.S. 61.4

Foreign-born

8.8%

U.S. 14.1%

Born in state

64.2%

Language spoken at home (households)

English only

78%

Spanish

Other Indo-European

11%

Asian / Pacific

Other

Households

Households: 2,777
Average household size: 2.7
Family households: 81.3%
Married couples: 69.8%
Living alone: 14%
Veterans (of adults): 7.2%
Male / female: 46% / 54%

Income and poverty

Household income distribution

<$25k

$25–50k

$50–75k

15%

$75–100k

$100–150k

13%

$150–200k

17%

$200k+

39%

Median household income

07830

$180,852

Hunterdon Co.

$141,715

New Jersey

$103,556

United States

$80,734

Per capita income

$79,062

U.S. $44,673

Poverty rate

3.1%

U.S. 12.5%

Households earning $150K+

55.7%

U.S. 23%

Income inequality (Gini)

0.442

U.S. 0.483

Housing

Median home value

07830

$656,400

Hunterdon Co.

$517,200

New Jersey

$454,400

United States

$332,700

Median gross rent

07830

$1,979

Hunterdon Co.

$1,687

New Jersey

$1,720

United States

$1,413

Types of housing

Single-family

94%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 2,809
Owner-occupied: 91.3%
Vacant: 1.1%
Median year built: 1973
Median rooms: 7.9
Renters paying 30%+ of income: 81.3%
Renters paying 50%+ of income: 61.7%
Home value to income: 3.6× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

66%

Carpooled

Transit

0.9%

Walked

Bicycle

0.1%

Worked from home

26%

Other

Commute time (one way)

<10 min

15%

10–19

15%

20–29

15%

30–44

29%

45–59

13%

60+

13%

Average commute

32.8 min

U.S. 26.4 min

Unemployment

5.2%

U.S. 5.2%

In labor force

64.7%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

20%

Education

11%

Office and admin

10%

Sales

Legal and social services

Business and finance

Healthcare

Engineering and science

Construction and repair

Computer and math

Transportation and moving

Cleaning and personal care

Arts, media and sports

Food service

Police and fire

Production

0.5%

Farming, fishing and forestry

0.1%

Industries

Education

17%

Professional and technical services

16%

Health care and social assistance

12%

Retail

10%

Manufacturing

Finance, insurance and real estate

Construction

Public administration

Transportation, warehousing and utilities

Admin, support and management

Other services

Agriculture and mining

Restaurants and hotels

Information

Arts and recreation

Wholesale

Median earnings per worker

$79,277

U.S. $49,666

Self-employed

19.6%

U.S. 10%

Government workers

15.5%

U.S. 14.5%

Nonprofit workers

8.4%

U.S. 8.8%

Median earnings by type of work

Type of work	07830	U.S.
Management, business, science and arts	$105,628	$74,888
Service	$40,571	$26,804
Sales and office	$55,543	$40,476
Construction and maintenance	$47,443	$49,199
Production and transportation	under $2,500	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

14%

Some college

13%

Associate's

Bachelor's

32%

Graduate

34%

High school graduate or higher: 98.6%
Bachelor's degree or higher: 66.4%
Graduate or professional degree: 34.2%
Households with broadband: 96.4%
Cable, fiber or DSL: 85.7%
No internet access: 2%
Without health insurance: 0.9%
Limited-English households: 0.1%

Geography

City (USPS): Califon
State: New Jersey
County: Hunterdon County
Center point: 40.7193° N, 74.7940° W
Land area: 26 sq mi
Water area: 0.2 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

07830 spans 2 counties

Hunterdon County82% of land
Morris County18% of land

Cities and towns within this zip

Califon4% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 07830

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
07979	Pottersville, NJ	3.4 mi	214	—	—
08858	Oldwick, NJ	3.9 mi	20	—	—
07853	Long Valley, NJ	4.7 mi	12,339	$175,792	$605,000
08833	Lebanon, NJ	5.2 mi	9,184	$172,454	$604,400
07870	Schooleys Mountain, NJ	6 mi	34	—	—
08829	High Bridge, NJ	6.1 mi	3,580	$112,467	$336,500
08826	Glen Gardner, NJ	6.2 mi	5,459	$123,750	$451,700
07934	Gladstone, NJ	6.7 mi	1,293	$245,429	$845,500
07930	Chester, NJ	7.2 mi	8,648	$240,954	$771,200
08888	Whitehouse, NJ · PO box	7.4 mi	—	—	—
07921	Bedminster, NJ	7.5 mi	7,700	$123,104	$433,300
07977	Peapack, NJ	7.5 mi	917	$150,875	$870,600

Zip codes like 07830 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 07830

What city is zip code 07830?

07830 is assigned to Califon, New Jersey. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 07830 in?

07830 is mostly in Hunterdon County, but it extends into 1 other county.

What is the population of 07830?

About 7,379 people live in 07830, according to the Census Bureau's American Community Survey.

What time zone is 07830 in?

07830 is in Eastern Time.

What is the median household income in 07830?

The median household income in 07830 is $180,852.

What zip codes are near 07830?

The closest zip codes to 07830 are 07979, 08858, 07853, 08833, 07870.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 07830, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.