Essex County GIS Maps
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Essex County, New Jersey, has 863,728 residents across 187,134 parcels and covers 126.1 square miles. The population grew 10.2% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Essex County is 34013.
Newark is the county's largest population center. Essex County also includes 31 zip codes, 16 public school districts and 42 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show parcel data, population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers, Parcels and sample data. Paid packages add full layers, analytics and database files.
Essex County Trends
- Population
- 863,728▴
- Median Home Value
- $494,400▴
- K-12 Enrollment
- 115,823▴
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Essex 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.
Essex County Parcels
Essex County has 187,134 mapped parcels covering 68,594 acres. The median assessed value is $424,400. The median lot size is 0.13 acres. 1,728 parcels are 10 acres or larger. Of the parcels with a recorded build year, half were built in 1931 or earlier. About 4% of parcels list an owner mailing address outside New Jersey. Mailing addresses reach 95.2%. Site addresses reach 95.2%. Browse the interactive Essex County Parcel viewer here.
Essex County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 187,134 | 100% |
| Owner name | 0 | 0% |
| Owner mailing address | 178,089 | 95.2% |
| Site address | 178,089 | 95.2% |
| Land use code | 178,089 | 95.2% |
| Land use description | 174,575 | 93.3% |
| Assessed value | 178,089 | 95.2% |
| Land value | 178,089 | 95.2% |
| Improvement value | 178,089 | 95.2% |
| Acreage | 178,089 | 95.2% |
| Parcel boundary | 187,134 | 100% |
| Download all Essex County parcels. | ||
Field coverage measured across all Essex County parcel records.
Essex County Population
Essex County had 863,728 residents in 2020. That was 10.2% higher than in 2010. Essex County added 70,095 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 6,850 people per square mile. Some of the county's most populated postal areas include Newark, Newark and Bloomfield.
Population Trend in Essex County NJ
Essex County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Essex County Zip Codes
Essex County has 31 zip codes. Some of the county's most populated zip codes include Newark (07111), Newark (07104) and Bloomfield (07003). Newark is the largest zip by population, with about 61,176 residents or 7% of the county total. Together, the three largest zips account for about 19% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Essex County NJ
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 07111 | Newark | 61,176 | ▴ 13.4% |
| 07104 | Newark | 54,051 | ▴ 7.1% |
| 07003 | Bloomfield | 52,955 | ▴ 11.9% |
| 07105 | Newark | 50,870 | ▴ 8.3% |
| 07052 | West Orange | 48,867 | ▴ 5.8% |
| Download all zip code data | |||
Essex County Zip Code populations and trends per most recent census data.
Essex County Demographics
Essex County has a median age of 37.7, which makes the county a little younger than New Jersey overall. About 23.7% of residents are under 18, while 14% 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 34.5% of the population, which points to a solid working-age base. About 37.9% of adults have a bachelor's degree or higher, above the statewide figure of 42.9%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Essex County NJ
Median Age
37.7
Under 18
23.7%
Age 65+
14%
Bachelor's+
37.9%
Essex County School Districts
Essex County is served by 16 public school districts with 115,823 students enrolled in 2024. The largest districts on the county map are Newark City, East Orange City and Irvington Township. Those three districts account for about 49% of public school enrollment in the map area. Total enrollment has grown modestly since 2017 across the districts shown on the county map.
Largest School Districts by Enrollment in Essex County NJ
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Newark City School District | 40,426 | 34.9% | ▴ 1.2% |
| East Orange City School District | 8,219 | 7.1% | ▾ -5.1% |
| Irvington Township School District | 7,659 | 6.6% | ▴ 7.1% |
| South Orange-Maplewood School District | 6,728 | 5.8% | ▴ 0.8% |
| West Orange Town School District | 6,616 | 5.7% | ▾ -1.4% |
| Download all school district data | |||
Essex County school district enrollment and trends per most recent NCES reporting data.
Essex County Housing & Real Estate
Essex County has a median home value of $494,400 and a median gross rent of $1,459. About 45% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the New Jersey median, while rents come in below the state average. In March 2026, the median listing price was $561,700 and homes spent about 30 days on the market.
Essex County Housing Mix
Essex County housing mix: owner, renter and vacant units.
Essex County Housing Trends
Essex County median home value and rent trend (last 5 years).
Businesses in Essex County, NJ
Essex County has 28,811 business listings across 1,096 categories. The largest categories in Essex County business listings are Churches & Religious Organizations (757, 2.6%), Real Estate Agents (623, 2.2%), and Beauty Salons (493, 1.7%). The full Essex County business listings dataset includes names, categories, addresses and contact details where available. Essex County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Essex County, NJ
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 757 | 2.6% |
| Real Estate Agents | 623 | 2.2% |
| Beauty Salons | 493 | 1.7% |
| Medical Offices | 457 | 1.6% |
| Hair Salons | 400 | 1.4% |
| Auto Repair | 355 | 1.2% |
| Contractors | 350 | 1.2% |
| Community & Nonprofits | 348 | 1.2% |
| Dental Offices | 320 | 1.1% |
| Restaurants | 313 | 1.1% |
Essex County Business Listings
| Business | Category | City |
|---|---|---|
| Empyre9 LLC | 3D Printing Service | Springfield |
| Pilgrim Medical Center | Abortion Clinic | Montclair |
| Newark Rehabilitation Center | Abuse And Addiction Treatment | Newark |
| Essex County College Bookstore | Academic Bookstore | Newark |
| Avalon Maplewood | Accommodation | Maplewood |
| Wefferling & Company CPAs | Accountant | Caldwell |
| Clear Clinic - West Orange, NJ | Acne Treatment | West Orange |
| Belleville Little League | Active Life | Belleville |
| Essex Acupuncture | Acupuncture | Jersey City |
| Eleanor Health | Addiction Rehabilitation Center | Verona |
| Download Essex County business listings | ||
Essex County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Essex County Basemaps
Essex 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.
Get the Full Essex County Data Package
This page shows a preview of what's included in the Essex County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for parcels, zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Essex County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.