Salem County GIS Maps

Salem County Maps

The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.

County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.

Salem County Parcels

Salem County has 32,624 mapped parcels covering 213,413 acres. The median assessed value is $132,200. The median lot size is 0.58 acres. 3,639 parcels are 10 acres or larger. Of the parcels with a recorded build year, half were built in 1956 or earlier. About 7% of parcels list an owner mailing address outside New Jersey. Mailing addresses reach 95.7%. Site addresses reach 95.7%. Browse the interactive Salem County Parcel viewer here.

Salem County Parcel Data Coverage

Field coverage measured across all Salem County parcel records. Download free sample data here.

Salem County Population

Salem County had 64,837 residents in 2020. That was 1.9% lower than in 2010. Salem County added 552 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 195 people per square mile. Some of the county's most populated postal areas include Penns Grove, Pennsville and Elmer.

Population Trend in Salem County NJ

Salem County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.

Salem County Zip Codes

Salem County has 11 zip codes. Some of the county's most populated zip codes include Penns Grove (08069), Pennsville (08070) and Elmer (08318). Penns Grove is the largest zip by population, with about 13,325 residents or 21% of the county total. Together, the three largest zips account for about 58% of all county residents based on 2020 population estimates.

Most Populated Zip Codes in Salem County NJ

Salem County Zip Code populations and trends per most recent census data.

Salem County Demographics

Salem County has a median age of 41.9, which makes the county a little older than New Jersey overall. About 21.9% of residents are under 18, while 18.9% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 29.7% of the population, which points to a solid working-age base. About 24% of adults have a bachelor's degree or higher, above the statewide figure of 42.9%. The county is majority White by population, with Hispanic, Asian, Black and multiracial residents making up a meaningful share of the local mix.

Key Demographics for Salem County NJ

Salem County School Districts

Salem County is served by 12 public school districts with 10,132 students enrolled in 2024. The largest districts on the county map are Penns Grove-Carneys Point Regional, Pennsville Township and Pittsgrove Township. Those three districts account for about 56% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, based on district totals from 2017 to 2024.

Largest School Districts by Enrollment in Salem County NJ

Salem County school district enrollment and trends per most recent NCES reporting data.

Salem County Housing & Real Estate

Salem County has a median home value of $223,000 and a median gross rent of $1,185. About 71% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the New Jersey median, while rents come in below the state average. In March 2026, the median listing price was $294,950 and homes spent about 64 days on the market.

Businesses in Salem County, NJ

Salem County has 2,335 business listings across 483 categories. The largest categories in Salem County business listings are Churches & Religious Organizations (115, 4.9%), Farm (67, 2.9%), and Gas Stations (40, 1.7%). The full Salem County business listings dataset includes names, categories, addresses and contact details where available. Salem County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.

Top Business Categories in Salem County, NJ

Salem County Business Listings

Salem County business listings sourced from Overture Maps. Includes locations with a high level of confidence.

Salem County Basemaps

Salem County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.

Preview a Live Package Demo

See exactly what is included in a county data package. Inspect how files are organized, the interactive data explorer and how maps and analytics are laid out. The demo loads a real sample package from New Jersey — explore the full structure before you buy.