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Andover township, New Jersey

Andover township profile, demographic data, and geographic information.

Andover township is a geographic entity located in Sussex County, New Jersey. As of official census estimates, it has a reported population of 5,721. The land area covers 20.04 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 5,721 — 2025 / Census
Median Age 50 yrs ±5.8 2020-2024 / Census ACS 5-Year 2024
Total Households 2,063 ±137 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 2,177 ±157
Occupied Housing Units 2,063 ±137
Vacant Housing Units 114 ±80
Median Home Value $413,000 ±$21,343
Median Gross Rent $1,636 ±$160
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $142,225 ±$24,905
Per Capita Income $76,775 ±$25,784
Poverty Rate 7.8% ±3.9%
Population Below Poverty Level 426 ±212
Unemployment Rate 2.4% ±1.5%
Civilian Labor Force, Employed 3,197 ±221
Broadband Internet Rate 92.1% ±5.1%
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: 5,685 (2024)
ID: 170344
Township Official Local Government
Contact: MAYOR
134 NEWTON SPARTA RD, NEWTON NJ 07860-2746
GUS Population: 147,444 (2024)
ID: 109049
County Official County Government
Contact: COUNTY ADMINISTRATOR
1 SPRING ST, NEWTON NJ 07860-2091

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
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 06-08 Wharton, NJ
Regular School Nearby KG-02 MORRIS PLAINS, NJ
Regular School Nearby 03-08 ALLAMUCHY, NJ
Regular School Nearby PK-02 SPARTA, NJ
Regular School Nearby KG-05 LK SHAWNEE JEFFERSON TWSP, NJ
Career and Technical School Nearby 09-12 Succasunna, 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
Sussex County Community College
College 3.4 mi away One College Hill Road, Newton, NJ, 07860
9733002100
DENNIS MEMORIAL BRANCH
Library 2.6 mi away 101 MAIN STREET, NEWTON, NJ, 07860
(973) 383-4810
Cutting Edge Academy
College Vocational 11.6 mi away 45 Sunset Strip and Route 10 East, Succasunna, NJ, 07876-1311
8622517290
SPARTA PUBLIC LIBRARY
Library 4.7 mi away 22 WOODPORT ROAD, SPARTA, NJ, 07871
(201) 729-3101
Centenary University
College 13.5 mi away 400 Jefferson St, Hackettstown, NJ, 07840
9088521400
SUSSEX COUNTY LIBRARY SYSTEM
Library 6.9 mi away 125 MORRIS TURNPIKE, NEWTON, NJ, 07860
(973) 948-3660
County College of Morris
College 13.8 mi away 214 Center Grove Rd, Randolph, NJ, 07869-2086
9733285000
E. LOUIS CHILDS MEMORIAL LIBRARY
Library 7.5 mi away 21 SPARTA ROAD, STANHOPE, NJ, 07843
(973) 770-1000
Assumption College for Sisters
College 14.8 mi away 200 A Morris Avenue, Denville, NJ, 07834
9739570188101
MOUNT ARLINGTON PUB. LIB.
Library 8.5 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 ANDOVER AEROFLEX AP, NJ US, located 1.3 miles from Andover township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 35.9° 18.9° 27.4° 3.27" —
February 39.2° 19.6° 29.4° 2.83" —
March 47.8° 27.9° 37.8° 4.07" —
April 60.8° 38.2° 49.5° 3.78" —
May 71.0° 48.0° 59.5° 3.83" —
June 79.1° 57.1° 68.1° 4.54" —
July 83.6° 61.8° 72.7° 5.06" —
August 81.5° 60.1° 70.8° 4.85" —
September 74.4° 52.4° 63.4° 4.32" —
October 62.9° 41.7° 52.3° 4.64" —
November 51.6° 32.4° 42.0° 3.43" —
December 40.8° 24.8° 32.8° 4.18" —
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
Newton town Town 2.3 mi —
Andover borough Borough 2.9 mi —
Lake Mohawk CDP CDP 3.4 mi —
Hopatcong borough Borough 6.1 mi —
Byram Center CDP CDP 6.5 mi —
Ross Corner CDP CDP 7.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3403701360. • Official Source Dataset →
  2. 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.
  3. 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.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.