Housing data for Lopatcong Township, NJ

Lopatcong Township, NJ has an estimated 9,321 residents and 4,113 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a township in Warren County.

24.2% of households rent.

The median gross rent is $1,582 a month.

Its population grew measurably since 2015–2019 (+12.4%).

Figures last updated on .

Residents
9,321 (±21)
Housing units
4,113 (±285)
Households that rent
24.2%
Median gross rent
$1,582
Residents since 2015–2019
+12.4%

What stands out in Lopatcong Township

Homes in buildings of 5 or more units: 22.9% (±6.0 points) in Lopatcong Township, higher than in Warren County (11.8%).

Homes heated by fuel oil: 10.3% (±4.2 points) in Lopatcong Township, lower than in Warren County (28.6%).

Homes built before 1980: 50.0% (±9.7 points) in Lopatcong Township, lower than in Warren County (60.3%).

Average commute: 39.0 minutes (±3.0) in Lopatcong Township, higher than in Warren County (34.0 minutes).

Housing in Lopatcong Township at a glance

Lopatcong Township against Warren County, its state and the nation

Estimate (90% margin of error)
Lopatcong TownshipWarren CountyNew JerseyUnited States
Residents9,321 (±21)110,849 (exact)9,343,809 (exact)334,922,499
Housing units4,113 (±285)46,789 (±53)3,791,354 (±469)143,775,355
Households that rent24.2% (±5.5 points)24.9% (±1.4 points)36.2% (±0.2 points)34.8%
Median gross rent$1,582 (±$178)$1,409 (±$39)$1,720 (±$7)$1,413
Median household income$91,114 (±$7,505)$100,869 (±$3,607)$103,556 (±$513)$80,734
Median home value$358,400 (±$17,540)$346,500 (±$6,745)$454,400 (±$1,150)$332,700
Median real estate taxes (a year)$7,785 (±$650)$8,119 (±$159)$9,590 (±$25)$3,119
Built before 198050.0% (±9.7 points)60.3% (±2.6 points)62.8% (±0.3 points)49.7%
Average commute39.0 minutes (±3.0)34.0 minutes (±1.1)30.5 minutes (±0.1)26.4 minutes
Households with broadband93.3% (±3.4 points)92.5% (±1.0 points)92.8% (±0.1 points)91.0%
Median age of residents46.1 years (±3.5)44.0 years (±0.3)40.1 years (±0.1)38.9 years

Lopatcong Township covers 7.3 square miles of land, about 1,274 residents per square mile (Census Bureau Gazetteer).

How Lopatcong Township has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents8,295 (±17)9,321 (±21)+12.4%Measurable increase
Housing units3,661 (±203)4,113 (±285)+12.3%Measurable increase
Median gross rent$1,164 (±$93)$1,582 (±$178)+35.9%No measurable change after inflation
Median home value$269,600 (±$13,039)$358,400 (±$17,540)+32.9%Up after inflation
Median household income$88,946 (±$9,211)$91,114 (±$7,505)+2.4%Down after inflation
Median owner cost with a mortgage$2,174 (±$124)$2,140 (±$274)−1.6%Down after inflation
Median real estate taxes$7,381 (±$505)$7,785 (±$650)+5.5%Down after inflation
Households that rent28.3% (±4.4 points)24.2% (±5.5 points)−4.1 percentage pointsNot a measurable change
Rental vacancy rate5.3% (±8.1 points)0.0% (±4.4 points)−5.3 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Lopatcong Township

In 2025, the Lopatcong Township Police Department reported 62 violent and 434 property crimes per 100,000 residents to the FBI.

Across Warren County, the departments that report recorded 68 violent and 743 property crimes per 100,000 residents that year.

ZIP codes in Lopatcong Township

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
0886513%31,427$1,348$267,200$79,949
0888611%6,435$1,840$447,100$161,168

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Lopatcong Township

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Phillipsburg Town2.0 mi$1,167$193,20042.4%
Greenwich2.3 mi—$468,4000.8%
Upper Pohatcong2.5 mi$1,606$280,3008.1%
Chestnut Hill2.8 mi$1,876$375,00012.3%
Harmony Township2.9 mi$1,719$353,90010.7%
Greenwich Township (Warren County)3.0 mi$2,411$474,9003.2%
Alpha Borough3.8 mi$1,362$261,50024.2%
Easton3.8 mi$1,325$196,30055.5%

Places in New Jersey most like Lopatcong Township

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Glen Gardner Borough$1,890$330,900$101,97424.4%
Independence Township$1,603$390,100$92,24317.5%
Old Bridge Township$1,538$461,000$104,58729.6%
Berlin Borough$1,439$336,300$102,85529.4%
Hamburg Borough$1,685$280,900$86,97529.5%
Montague Township$1,260$344,500$101,25018.8%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across New Jersey.

HUD Fair Market Rent for Lopatcong Township, fiscal year 2027

Warren County, NJ HUD Metro FMR Area, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,614$1,624$2,021$2,478$2,937

HUD income limits for Lopatcong Township, fiscal year 2026

Warren County, NJ HUD Metro FMR Area, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$26,850$44,800$71,650
2 people$30,700$51,200$81,850
3 people$34,550$57,600$92,100
4 people$38,350$63,950$102,300
5 people$41,450$69,100$110,500
6 people$44,500$74,200$118,700
7 people$50,040$79,300$126,900
8 people$55,720$84,450$135,050

These are the limits HUD sets for its housing programs in the Warren County, NJ HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $127,900.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Lopatcong Township

What is the average rent in Lopatcong Township, NJ?

The Census Bureau publishes the median rather than the average: the median gross rent in Lopatcong Township is $1,582 (±$178) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a one-bedroom apartment in Lopatcong Township?

The median gross rent for a one-bedroom home in Lopatcong Township, NJ is $1,329 (±$170) a month (2020–2024 American Community Survey).

Are renters in Lopatcong Township rent-burdened?

37.6% of renting households in Lopatcong Township pay 30% or more of their income in gross rent, the share housing researchers usually call rent-burdened (2020–2024 American Community Survey).

How many renters are there in Lopatcong Township?

Lopatcong Township has an estimated 990 (±219) renting households, 24.2% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Lopatcong Township?

The median household income in Lopatcong Township is $91,114 (±$7,505) a year (2020–2024 American Community Survey).

What is the average home value in Lopatcong Township, NJ?

The Census Bureau publishes the median: $358,400 (±$17,540) for owner-occupied homes in Lopatcong Township (2020–2024 American Community Survey).

Is Lopatcong Township growing?

In Lopatcong Township, the number of residents went from 8,295 in 2015–2019 to 9,321 in 2020–2024 (+12.4%), a measurable increase.

What ZIP codes are in Lopatcong Township?

The ZIP codes that cover Lopatcong Township are 08865, 08886.

What is the median rent in ZIP code 08865?

The median gross rent in ZIP Code Tabulation Area 08865 is $1,348 (±$119) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Lopatcong township, Warren County, New Jersey (county subdivision:41490, in state:34 county:041).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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