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ZIP Code · NJ

ZIP 07840

Pop. 32,105·Warren County·150th most expensive ZIP in New Jersey
Median rent (all units)
$2,296/mo
Year-over-Year
Stable
Month-over-Month
-6.8%
vs US Median
+$331
Falling (Monthly)
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Most AffordableMost Expensive
ZIP 07840 · $2,296
More expensive than 73% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,570
1 BR
$1,620
2 BR
$2,000
3 BR
$2,530
4 BR+
$2,930
Research median
$2,000/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$27,552/yr
At $2,296/mo median
Location
StateNJ
CountyWarren County
Rent Market Meter
Strong Renter's Market
Renter's MarketBalancedLandlord's Market
Rents are down 0.0% year-over-year. Push hard on price, concessions, and lease terms.
Based on rent-price momentum (+0.0% YoY, -6.8% MoM), not inventory.
Demographics

Who lives here

ZIP 07840 (Hackettstown, NJ) is majority owner-occupied, has a median income above the national average, 49.6% of residents hold a bachelor's degree or higher.

Population
32,105
Median income
$105,866
Median age
43.1
Renters
30.3%
Age distribution
20%
19.7%
29.1%
13.5%
17.6%
Under 1820%
18–3419.7%
35–5429.1%
55–6413.5%
65+17.6%
Gender
48.9%
51.1%
Male48.9%
Female51.1%
Race & ethnicity
71%
18.1%
White71%
Black6%
Hispanic18.1%
Asian5.9%
Education (25+)
22.2%
24%
49.6%
No HS diploma4.2%
HS diploma22.2%
Some college24%
Bachelor's+49.6%
Housing tenure
69.7%
30.3%
Owner69.7%
Renter30.3%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 07840 in Hackettstown, NJ has changed in 5 years

Income
$97,544 → $105,866
up 8.5%
Population
31,581 → 32,105
up 1.7%
Renter share
30.2% → 30.3%
+0.1 pts
Bachelor's+
46.6% → 49.6%
+3.0 pts
Median age
42.4 → 43.1
+0.7 yrs

Local incomes tracked alongside that move, going from a median of $97,544 in 2021 to $105,866 more recently. The population has grown by 1.7% since 2021, moving from about 31,581 residents to roughly 32,105. College-educated residents now make up 49.6% of adults here, versus 46.6% in 2021.

Community

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Local insights

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About renting in ZIP 07840

Last updated: July 20, 2026

ZIP code 07840 covers Hackettstown, NJ. The median rent here is $2,296/mo as of July 2026. A 1-bedroom rents for a median of $1,620/mo. A 2-bedroom rents for a median of $2,000/mo.

At 26% of local median household income ($105,866/yr), ZIP 07840 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 07840?

As of July 20, 2026, the median monthly rent in ZIP 07840 (Hackettstown, NJ) is $2,296. This is based on aggregated data from public sources and community submissions.

How does ZIP 07840 rent compare to the US average?

ZIP 07840's median rent of $2,296/mo is $331 (17%) above the US national median of $1,965/mo.

How does ZIP 07840 compare to other ZIPs in New Jersey?

ZIP 07840 is among the more affordable ZIP codes in New Jersey, ranking #150 out of 212 ZIPs at $2,296/mo.

How much income do you need to rent in ZIP 07840?

To keep rent at or below 30% of gross income, you would need to earn at least $92,000/year (~$44/hour full-time) to afford the median rent of $2,296/mo in ZIP 07840. The local median household income is $105,866/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 07840?

Rent in ZIP 07840 has been relatively stable over the past year, with a 0.0% change year over year as of July 20, 2026.

Is ZIP 07840 an affordable place to rent?

ZIP 07840 is considered affordable for renters. At $2,296/mo, rent takes approximately 26% of the local median household income ($105,866/yr). The standard benchmark is 30%. ZIP 07840 falls comfortably within that range.

What percentage of ZIP 07840 residents rent vs. own?

According to Census data, approximately 30.3% of ZIP 07840 households are renters, while 69.7% are owner-occupied. ZIP 07840 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 07840 compare to the rest of Hackettstown?

ZIP 07840 sits right at the Hackettstown citywide median of $2,296/mo.

When was rent data for ZIP 07840 last updated?

Rent data for ZIP 07840 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
26%
AFFORDABLE

At $2,296/mo, rent takes ~26% of ZIP 07840's median household income ($105,866/yr). The standard benchmark is 30%.

ZIP 07840 26%Benchmark 30%
State income tax1.4–10.75%
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Schools nearby

Public schools near ZIP 07840 (Hackettstown, NJ)

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