Jefferson township, New Jersey
Jefferson township profile, demographic data, and geographic information.
Jefferson township is a geographic entity located in Morris County, New Jersey. As of official census estimates, it has a reported population of 20,703. The land area covers 38.97 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 20,703 | — | 2025 / Census |
| Median Age | 46.4 yrs | ±2.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 8,340 | ±364 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 8,674 | ±387 |
| Occupied Housing Units | 8,340 | ±364 |
| Vacant Housing Units | 334 | ±165 |
| Median Home Value | $428,200 | ±$17,615 |
| Median Gross Rent | $1,480 | ±$231 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $119,836 | ±$12,888 |
| Per Capita Income | $58,098 | ±$3,388 |
| Poverty Rate | 4.5% | ±2.1% |
| Population Below Poverty Level | 919 | ±427 |
| Unemployment Rate | 3.8% | ±1.5% |
| Civilian Labor Force, Employed | 11,357 | ±617 |
| Broadband Internet Rate | 96.2% | ±2.1% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 20,705 (2024)
ID: 170324
|
Township | Official Local Government |
Contact: MAYOR
1033 WELDON RD, LAKE HOPATCONG NJ 07849-2332
|
|
GUS Population: 523,053 (2024)
ID: 109043
|
County | Official County Government |
Contact: CLERK OF THE FREEHOLDER BOARD
PO BOX 900, MORRISTOWN NJ 07963-0900
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-04 | BUTLER, NJ | |
| Regular School Nearby | PK-06 | DOVER, NJ | |
| Career and Technical School Nearby | 09-12 | Oak Ridge, NJ | |
| Career and Technical School Nearby | 09-12 | ROCKAWAY, NJ | |
| Career and Technical School Nearby | 09-12 | Rockaway, NJ | |
| Regular School Nearby | PK-02 | FAIRFIELD, NJ | |
| Regular School Nearby | KG-05 | WAYNE, NJ | |
| Regular School Nearby | 03-05 | MORRISTOWN, NJ | |
| Regular School Nearby | 06-08 | Wharton, NJ | |
| Regular School Nearby | KG-02 | MORRIS PLAINS, NJ |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Assumption College for Sisters
|
College | 7.3 mi away | 200 A Morris Avenue, Denville, NJ, 07834 |
9739570188101
|
|
JEFFERSON TWSP. PUB. LIB.
|
Library | 1.2 mi away | 1031 WELDON ROAD, OAK RIDGE, NJ, 07438 |
(201) 697-6363
|
|
Morris County Vocational School District
|
College Vocational | 9.3 mi away | 400 E Main St, Denville, NJ, 07834 |
9736274600
|
|
HIBERNIA BRANCH
|
Library | 4.7 mi away | 419 GREEN POND ROAD, HIBERNIA, NJ, 07842 |
(201) 627-6872
|
|
County College of Morris
|
College | 10.3 mi away | 214 Center Grove Rd, Randolph, NJ, 07869-2086 |
9733285000
|
|
SPARTA PUBLIC LIBRARY
|
Library | 5.5 mi away | 22 WOODPORT ROAD, SPARTA, NJ, 07871 |
(201) 729-3101
|
|
Artistic Academy of Hair Design
|
College Vocational | 10.7 mi away | 301 Gibraltar Drive, Suite 1-A, Morris Plains, NJ, 07950 |
97365614010
|
|
ROCKAWAY TWSP. PUB. LIB.
|
Library | 6.3 mi away | 61 MOUNT HOPE ROAD, ROCKAWAY, NJ, 07866 |
(201) 627-2344
|
|
Cutting Edge Academy
|
College Vocational | 10.9 mi away | 45 Sunset Strip and Route 10 East, Succasunna, NJ, 07876-1311 |
8622517290
|
|
MOUNT ARLINGTON PUB. LIB.
|
Library | 7.4 mi away | 333 HOWARD BOULEVARD, MOUNT ARLINGTON, NJ, 07856 |
(201) 398-1516
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at CHARLOTTEBURG RSVR, NJ US, located 6.3 miles from Jefferson township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 35.8° | 18.7° | 27.2° | 4.11" | — |
| February | 38.6° | 19.4° | 29.0° | 3.15" | — |
| March | 46.6° | 27.2° | 36.9° | 4.45" | — |
| April | 58.9° | 37.5° | 48.2° | 4.22" | — |
| May | 69.8° | 47.5° | 58.6° | 4.01" | — |
| June | 77.8° | 56.7° | 67.3° | 4.85" | — |
| July | 82.9° | 61.4° | 72.1° | 4.59" | — |
| August | 81.3° | 59.5° | 70.4° | 4.33" | — |
| September | 74.8° | 52.4° | 63.6° | 4.88" | — |
| October | 62.9° | 41.4° | 52.1° | 4.97" | — |
| November | 51.1° | 32.2° | 41.6° | 3.79" | — |
| December | 40.8° | 25.0° | 32.9° | 4.81" | — |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Oak Ridge CDP | CDP | 2.3 mi | — |
| Lake Telemark CDP | CDP | 3.8 mi | — |
| Hibernia CDP | CDP | 4.6 mi | — |
| Lake Hopatcong CDP | CDP | 4.8 mi | — |
| White Meadow Lake CDP | CDP | 5.8 mi | — |
| Mount Hope CDP | CDP | 5.9 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3402734980. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.