Housing data for Knowlton Township, NJ
Knowlton Township, NJ has an estimated 2,919 residents and 1,207 homes (US Census Bureau, 2020–2024 American Community Survey).
It is a township in Warren County.
12.0% of households rent.
The median gross rent is $1,833 a month.
Figures last updated on .
- Residents
- 2,919 (±18)
- Housing units
- 1,207 (±105)
- Households that rent
- 12.0%
- Median gross rent
- $1,833
- Residents since 2015–2019
- −0.9%
What stands out in Knowlton Township
Homes heated by fuel oil: 58.2% (±7.3 points) in Knowlton Township, higher than in Warren County (28.6%).
Homes in buildings of 5 or more units: 0.2% (±5.3 points) in Knowlton Township, lower than in Warren County (11.8%).
Households that rent: 12.0% (±5.2 points) in Knowlton Township, lower than in Warren County (24.9%).
Median gross rent: $1,833 (±$295) in Knowlton Township, higher than in Warren County ($1,409).
- Heating fuel in Knowlton Township
- Types of homes in Knowlton Township
- Renters and owners in Knowlton Township
Housing in Knowlton Township at a glance
- Median rent: $1,833 median gross rent a month (Small sample: wide margin of error)
- Rent by bedrooms: $1,656 median gross rent, 2 bedrooms (Small sample: wide margin of error)
- Rent burden: 32.1% of renters pay 30% or more of income (Small sample: wide margin of error)
- Renters and owners: 12.0% of households rent
- Income and affordability: $97,734 median household income
- Home values: $345,400 median home value
- Homeowner costs: $2,244 median monthly cost with a mortgage
- Property taxes: $7,657 median real estate taxes a year
- Types of homes: 0.2% of homes are in buildings of 5 or more units
- Bedrooms: 76.7% of homes have 3 or more bedrooms
- Age of homes: 52.8% of homes were built before 1980
- Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
- Heating fuel: 58.2% heat with fuel oil or kerosene
- Commute and cars: 33.3 minutes average trip to work
- Growth: −0.9% residents since 2015–2019
- How long people stay: 12.2% moved in since 2020
- Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)
Knowlton Township against Warren County, its state and the nation
| Knowlton Township | Warren County | New Jersey | United States | |
|---|---|---|---|---|
| Residents | 2,919 (±18) | 110,849 (exact) | 9,343,809 (exact) | 334,922,499 |
| Housing units | 1,207 (±105) | 46,789 (±53) | 3,791,354 (±469) | 143,775,355 |
| Households that rent | 12.0% (±5.2 points) | 24.9% (±1.4 points) | 36.2% (±0.2 points) | 34.8% |
| Median gross rent | $1,833 (±$295) | $1,409 (±$39) | $1,720 (±$7) | $1,413 |
| Median household income | $97,734 (±$14,970) | $100,869 (±$3,607) | $103,556 (±$513) | $80,734 |
| Median home value | $345,400 (±$29,107) | $346,500 (±$6,745) | $454,400 (±$1,150) | $332,700 |
| Median real estate taxes (a year) | $7,657 (±$712) | $8,119 (±$159) | $9,590 (±$25) | $3,119 |
| Built before 1980 | 52.8% (±9.7 points) | 60.3% (±2.6 points) | 62.8% (±0.3 points) | 49.7% |
| Average commute | 33.3 minutes (±4.4) | 34.0 minutes (±1.1) | 30.5 minutes (±0.1) | 26.4 minutes |
| Households with broadband | 96.8% (±2.3 points) | 92.5% (±1.0 points) | 92.8% (±0.1 points) | 91.0% |
| Median age of residents | 49.9 years (±6.3) | 44.0 years (±0.3) | 40.1 years (±0.1) | 38.9 years |
Knowlton Township covers 24.7 square miles of land, about 118 residents per square mile (Census Bureau Gazetteer).
How Knowlton Township has changed since 2015–2019
| 2015–2019 | 2020–2024 | Amount of change | Verdict | |
|---|---|---|---|---|
| Residents | 2,946 (±35) | 2,919 (±18) | −0.9% | Not a measurable change |
| Housing units | 1,209 (±139) | 1,207 (±105) | −0.2% | Not a measurable change |
| Median gross rent | $1,110 (±$118) | $1,833 (±$295) | +65.1% | Up after inflation |
| Median home value | $305,500 (±$23,373) | $345,400 (±$29,107) | +13.1% | No measurable change after inflation |
| Median household income | $101,667 (±$16,085) | $97,734 (±$14,970) | −3.9% | Down after inflation |
| Median owner cost with a mortgage | $2,238 (±$214) | $2,244 (±$321) | +0.3% | Down after inflation |
| Median real estate taxes | $7,637 (±$523) | $7,657 (±$712) | +0.3% | Down after inflation |
| Households that rent | 13.9% (±4.9 points) | 12.0% (±5.2 points) | −1.9 percentage points | Not a measurable change |
| Rental vacancy rate | 0.0% (±21.0 points) | 0.0% (±26.9 points) | 0.0 percentage points | Not 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 Warren County
Knowlton Township has no police department of its own in the FBI’s figures, so this is the figure for Warren County as a whole.
In 2025, the police departments that report for Warren County recorded 68 violent and 743 property crimes per 100,000 residents.
A county-wide figure describes the whole county, not this place; crime varies from one community to the next.
ZIP codes in Knowlton Township
| ZIP code | Share of the ZIP’s land in this place | Residents | Median gross rent | Median home value | Median household income |
|---|---|---|---|---|---|
| 07833 | 100% | 70 | — | $210,000 | — |
| 07832 | 55% | 3,593 | $1,785 | $355,200 | $106,424 |
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 Knowlton Township
| Place | Distance | Median gross rent | Median home value | Households that rent |
|---|---|---|---|---|
| Portland | 2.0 mi | $1,217 | $266,900 | 46.0% |
| Upper Mount Bethel Township | 4.3 mi | $1,028 | $321,800 | 18.9% |
| Delaware Water Gap | 4.6 mi | $1,294 | $300,000 | 38.2% |
| Hope Township | 4.7 mi | $1,355 | $426,600 | 12.0% |
| Blairstown Township | 4.9 mi | $1,694 | $406,300 | 4.9% |
| Belvidere Town | 6.9 mi | $1,008 | $279,600 | 42.8% |
| East Bangor | 7.3 mi | $1,445 | $190,600 | 38.2% |
| Smithfield Township (Monroe County) | 7.4 mi | $1,194 | $304,400 | 20.9% |
Places in New Jersey most like Knowlton Township
| Place | Median gross rent | Median home value | Median household income | Households that rent |
|---|---|---|---|---|
| Lacey Township | $1,971 | $409,400 | $102,624 | 11.9% |
| Hampton Township | $1,680 | $336,700 | $109,676 | 13.5% |
| Hardwick Township | $1,818 | $421,200 | $124,625 | 12.7% |
| Southampton Township | $1,755 | $314,400 | $97,995 | 3.4% |
| Pine Lake Park | $1,838 | $414,700 | $91,813 | 13.4% |
| Little Egg Harbor Township | $1,823 | $351,500 | $92,446 | 13.5% |
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 Knowlton Township, fiscal year 2027
| Studio | 1 bedroom | 2 bedrooms | 3 bedrooms | 4 bedrooms |
|---|---|---|---|---|
| $1,614 | $1,624 | $2,021 | $2,478 | $2,937 |
HUD income limits for Knowlton Township, fiscal year 2026
| Household size | Extremely 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 Knowlton Township
How many renters are there in Knowlton Township?
Knowlton Township has an estimated 140 (±64) renting households, 12.0% of its occupied homes (2020–2024 American Community Survey).
What is the median household income in Knowlton Township?
The median household income in Knowlton Township is $97,734 (±$14,970) a year (2020–2024 American Community Survey).
What is the average home value in Knowlton Township, NJ?
The Census Bureau publishes the median: $345,400 (±$29,107) for owner-occupied homes in Knowlton Township (2020–2024 American Community Survey).
What is the average mortgage payment in Knowlton Township?
The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Knowlton Township, NJ is $2,244 (±$321) a month, including taxes, insurance and utilities.
How much are property taxes in Knowlton Township?
The median real estate tax paid by homeowners in Knowlton Township, NJ is $7,657 (±$712) a year (2020–2024 American Community Survey).
How many homes are in Knowlton Township?
Knowlton Township, NJ has an estimated 1,207 (±105) housing units, occupied and vacant (2020–2024 American Community Survey).
Is Knowlton Township growing?
In Knowlton Township, the number of residents went from 2,946 in 2015–2019 to 2,919 in 2020–2024 (−0.9%), not a measurable change.
What ZIP codes are in Knowlton Township?
The ZIP codes that cover Knowlton Township are 07833, 07832.
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Total Population (B01003), 2015–2019 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- Median Gross Rent (B25064), 2015–2019 ACS 5-year estimates — Knowlton township, Warren County, New Jersey
- HUD Fair Market Rents, fiscal year 2027: Warren County, NJ HUD Metro FMR Area
- HUD Income Limits, fiscal year 2026: Warren County, NJ HUD Metro FMR Area
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- Consumer Price Index for All Urban Consumers (CPI-U), US city average, all items, US Bureau of Labor Statistics: annual averages 2019 and 2024
- US Census Bureau, 2024 Gazetteer Files
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 Knowlton township, Warren County, New Jersey (county subdivision:37320, 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.
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 .