PlainZIP

Hackettstown, NJ · standard

ZIP Code 07840

Warren County, New Jersey - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

29,849
329/sq mi
$105,866
Median income
$396,100
Median home value
49.6%
Bachelor's or higher

The verdict

Hackettstown pairs an upper-quartile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 15%
household income, US ZIPs
Top 21%
home value, US ZIPs
329
people per sq mi
70%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 07840 against every reporting US ZIP.

ZIP code 07840 is a densely settled ZIP (a standard USPS delivery area) in Hackettstown, Warren County, New Jersey, with 29,849 residents across 90.8 square miles, a density of 329 people per square mile, in the New York time zone.

ZIP 07840 lands in the middle-income range, with a median household income of $105,866 (13% below the New Jersey average), while per-capita income is $53,709. 6.4% of residents live below the poverty line, and the unemployment rate reads 7.3%. The typical home here is valued at $396,100 (23% below the state average); renters pay a median of $1,487 monthly, and 69.7% of units are owner-occupied.

A solid share of residents have a four-year degree: 49.6% of adults hold a bachelor's degree or higher, the median age is 43.1, and the average commute is 34 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Warren County, so you can benchmark 07840 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 07840

Top 5 sectors by establishment count in Hackettstown, NJ

Which industries have the most business establishments in ZIP 07840.

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 · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 07840, Hackettstown, NJ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

29,849

Population

90.8

Area (sq mi)

329

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 07840?

43.1

Median Age

48.9%

Male

51.1%

Female

16.5%

Foreign-Born

White 71.0%
African American 6.0%
Asian 5.9%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 11.7%
Hispanic or Latino 18.1%

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?

$105,866

Median Household Income

-13% vs state

$53,709

Per Capita Income

6.4%

Poverty Rate

7.3%

Unemployment Rate

33.7 min

Mean Commute Time

How ZIP 07840 ranks nationally

Hackettstown, NJ household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$105,866 Top 15% higher than 85% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 71.8%
Bachelor's Degree or Higher 49.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

13,021

Total Housing Units

12,768

Occupied Units

253

Vacant Units

2.45

Avg Household Size

Occupancy Type

Owner 69.7%
Renter 30.3%

$396,100

Median Home Value

-23% vs state

$1,487

Median Rent

1982

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

+12.5%

YoY Change (2024)

224

HPI Index (2000 = 100)

+124%

Total Change Since 2000

Home values in ZIP 07840 have increased 12.5% over the past year (2024). Since 2000, this ZIP has seen +124% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.2% 148
2021 +12.6% 167
2022 +9.1% 182
2023 +9.4% 199
2024 +12.5% 224

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 758 business establishments in ZIP 07840, employing approximately 10,894 people with a combined annual payroll of $540,877,000.

758

Businesses

10,894

Employees

$540.9M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 129 17.0%
Retail trade 113 14.9%
Other services (except public administration) 79 10.4%
Construction 74 9.8%
Accommodation and food services 71 9.4%
Professional, scientific, and technical services 69 9.1%
Administrative and support and waste management and remediation services 45 5.9%
Manufacturing 34 4.5%
Finance and insurance 32 4.2%
Wholesale trade 31 4.1%
Real estate and rental and leasing 28 3.7%
Transportation and warehousing 16 2.1%
Arts, entertainment, and recreation 15 2.0%
Educational services 14 1.9%
Information 7 0.9%

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 07840 vs 07870 →

ZIP 07840 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 07840 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 07840 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 07840 ranks #6 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
07870 Schooleys Mountain, NJ 26 3.6 mi
07880 Vienna, NJ 192 3.1 mi
07820 Allamuchy, NJ 39 5.2 mi
07838 Great Meadows, NJ 3,568 4.8 mi
07828 Budd Lake, NJ 14,150 4.9 mi
07853 Long Valley, NJ 13,325 5.5 mi
07865 Port Murray, NJ 2,189 5.8 mi
07836 Flanders, NJ 12,568 7.0 mi
07846 Johnsonburg, NJ 89 8.0 mi
07830 Califon, NJ 6,503 9.3 mi

More ZIP Codes in Warren County

08865 standard
Phillipsburg, NJ
Pop: 29,840
07882 standard
Washington, NJ
Pop: 14,492
07825 standard
Blairstown, NJ
Pop: 9,555
07823 standard
Belvidere, NJ
Pop: 7,571
08886 standard
Stewartsville, NJ
Pop: 7,077
07863 standard
Oxford, NJ
Pop: 4,332

Related Areas

Warren County Hackettstown, NJ New Jersey

Frequently Asked Questions

What county is ZIP code 07840 in? ▼
ZIP code 07840 (Hackettstown) is located in Warren County, New Jersey. Warren County contains multiple ZIP codes, see the full list at /counties/warren-nj.
What is the population of ZIP code 07840? ▼
ZIP code 07840 in Hackettstown, NJ has a population of 29,849 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 07840? ▼
The median household income in ZIP 07840 is $105,866, which is 39% above the national average of $76,288.
What is the average home value in ZIP 07840? ▼
The median home value in ZIP 07840 is $396,100, which is 42% above the national average of $278,155.
What is the demographic makeup of ZIP 07840? ▼
The largest racial group in ZIP 07840 is White at 71.0%. Hispanic or Latino residents make up 18.1% of the population.
How many businesses are in ZIP code 07840? ▼
ZIP code 07840 has 758 business establishments employing approximately 10,894 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 07840? ▼
The top industries by establishment count in ZIP 07840 are: Health care and social assistance (129), Retail trade (113), Other services (except public administration) (79). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 07840? ▼
According to the FHFA House Price Index, home values in ZIP 07840 increased by 12.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 124%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 07840? ▼
In ZIP code 07840, 71.8% of residents aged 25+ have a high school diploma or higher, and 49.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 07840? ▼
The mean commute time for workers in ZIP code 07840 is 33.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 07840? ▼
In ZIP code 07840, approximately 69.7% of occupied housing units are owner-occupied and 30.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 07840? ▼
The poverty rate in ZIP code 07840 is 6.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.