ZIP Code 07830
standardSource:
Califon · Hunterdon County · New Jersey
- Population
- 6,503
- Median income
- $180,852
- Median home value
- $656,400
- Bachelor's or higher
- 66.4%
- Land area
- 62.1 sq mi
105/sq mi
▲ 137% vs US
higher than 98% of US ZIPs
▲ 136% vs US
higher than 93% of US ZIPs
Median age 50.5
New York
ZIP code 07830 in Califon, New Jersey has a population of 6,503. The median household income is $180,852, which is 137% above the national average. Median home value is $656,400, 136% above the US average. 66.4% of residents hold a bachelor's degree or higher.
ZIP code 07830 is classified by USPS as a standard delivery area and covers roughly 62.1 square miles in Califon, Hunterdon County, New Jersey. The area is home to 6,503 residents, producing a population density of 105 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 07830 against New Jersey and the nation.
On the economic side, the median household income for ZIP 07830 sits at $180,852 (48% above the New Jersey average), while per-capita income is $79,062. The poverty rate stands at 3.1% and the unemployment rate at 5.2%. On housing, the median home value is $656,400 (27% above the state average) with median rent at $1,979 per month, and 91.3% of occupied units are owner-occupied, a direct signal of whether 07830 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 66.4% of adults hold a bachelor's degree or higher, the median age is 50.5, and the average commute is 33 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Hunterdon County, so you can benchmark 07830 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 07830
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 07830.
- Construction
Construction
32 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
28 establishments
- Retail trade
Retail trade
22 establishments
- Other services (except public administration)
Other services (except public administration)
18 establishments
- Health care and social assistance
Health care and social assistance
15 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 07830, Califon, NJ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
6,503
Population
62.1
Area (sq mi)
105
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 07830?
50.5
Median Age
45.9%
Male
54.1%
Female
8.8%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$180,852
Median Household Income
+48% vs state
$79,062
Per Capita Income
3.1%
Poverty Rate
5.2%
Unemployment Rate
32.8 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
2,809
Total Housing Units
2,777
Occupied Units
32
Vacant Units
2.66
Avg Household Size
Occupancy Type
$656,400
Median Home Value
+27% vs state
$1,979
Median Rent
1973
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
-1.6%
YoY Change (2024)
184
HPI Index (2000 = 100)
+84%
Total Change Since 2000
Home values in ZIP 07830 have decreased 1.6% over the past year (2024). Since 2000, this ZIP has seen +84% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +0.9% | 131 |
| 2021 | +8.8% | 143 |
| 2022 | +11.6% | 159 |
| 2023 | +17.2% | 187 |
| 2024 | -1.6% | 184 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 170 business establishments in ZIP 07830, employing approximately 1,000 people with a combined annual payroll of $63,071,000.
170
Businesses
1,000
Employees
$63.1M
Annual Payroll
13
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 32 | 18.8% |
| Professional, scientific, and technical services | 28 | 16.5% |
| Retail trade | 22 | 12.9% |
| Other services (except public administration) | 18 | 10.6% |
| Health care and social assistance | 15 | 8.8% |
| Accommodation and food services | 12 | 7.1% |
| Administrative and support and waste management and remediation services | 10 | 5.9% |
| Wholesale trade | 7 | 4.1% |
| Real estate and rental and leasing | 7 | 4.1% |
| Finance and insurance | 5 | 2.9% |
| Agriculture, forestry, fishing and hunting | 3 | 1.8% |
| Transportation and warehousing | 3 | 1.8% |
| Educational services | 3 | 1.8% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 07830 vs 07853 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 07853 | Long Valley, NJ | 13,325 | 4.6 mi |
| 08833 | Lebanon, NJ | 8,796 | 5.3 mi |
| 07870 | Schooleys Mountain, NJ | 26 | 5.8 mi |
| 07979 | Pottersville, NJ | 589 | 4.4 mi |
| 08826 | Glen Gardner, NJ | 5,838 | 5.1 mi |
| 08858 | Oldwick, NJ | 144 | 4.7 mi |
| 07934 | Gladstone, NJ | 1,501 | 6.8 mi |
| 08829 | High Bridge, NJ | 3,725 | 5.8 mi |
| 07865 | Port Murray, NJ | 2,189 | 6.5 mi |
| 07977 | Peapack, NJ | 669 | 7.6 mi |
More ZIP Codes in Hunterdon County
Related Areas
Frequently Asked Questions
What county is ZIP code 07830 in? ▼
What is the population of ZIP code 07830? ▼
What is the median household income in ZIP 07830? ▼
What is the average home value in ZIP 07830? ▼
What is the demographic makeup of ZIP 07830? ▼
How many businesses are in ZIP code 07830? ▼
What are the main industries in ZIP code 07830? ▼
How have home values changed in ZIP code 07830? ▼
What is the education level in ZIP code 07830? ▼
What is the average commute time in ZIP 07830? ▼
What percentage of residents own vs. rent in ZIP 07830? ▼
What is the poverty rate in ZIP code 07830? ▼
ZIP Code Research Guides
Official Data Resources for Califon, NJ
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.