Rockingham County GIS Maps
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Rockingham County, New Hampshire, has 314,176 residents across 118,965 parcels and covers 695.4 square miles. The population grew 6.4% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Rockingham County is 33015.
Portsmouth is the county's largest population center. Rockingham County also includes 36 zip codes, 9 public school districts and 57 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.
Rockingham County Trends
- Population
- 314,176▴
- Median Home Value
- $461,400▴
- K-12 Enrollment
- 20,221▾
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.
Rockingham 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.
Rockingham County Parcels
Rockingham County has 118,965 mapped parcels covering 390,142 acres. Site addresses are on nearly every parcel. Browse the interactive Rockingham County Parcel viewer here.
Rockingham County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 118,967 | 100% |
| Owner name | 0 | 0% |
| Owner mailing address | 0 | 0% |
| Site address | 116,976 | 98.3% |
| Land use code | 116,977 | 98.3% |
| Land use description | 0 | 0% |
| Assessed value | 0 | 0% |
| Land value | 0 | 0% |
| Improvement value | 0 | 0% |
| Acreage | 0 | 0% |
| Parcel boundary | 118,965 | 99.9% |
| Download all Rockingham County parcels. | ||
Field coverage measured across all Rockingham County parcel records.
Rockingham County Population
Rockingham County had 314,176 residents in 2020. That was 6.4% higher than in 2010. Rockingham County added 36,817 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 452 people per square mile. Some of the county's most populated postal areas include Derry, Salem and Londonderry.
Population Trend in Rockingham County NH
Rockingham County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Rockingham County Zip Codes
Rockingham County has 36 zip codes. Some of the county's most populated zip codes include Derry (03038), Salem (03079) and Londonderry (03053). Derry is the largest zip by population, with about 34,482 residents or 11% of the county total. Together, the three largest zips account for about 29% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Rockingham County NH
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 03038 | Derry | 34,482 | ▴ 3.6% |
| 03079 | Salem | 30,095 | ▴ 4.6% |
| 03053 | Londonderry | 25,646 | ▴ 7.1% |
| 03801 | Portsmouth | 22,767 | ▴ 5.7% |
| 03833 | Exeter | 22,662 | ▴ 8.1% |
| Download all zip code data | |||
Rockingham County Zip Code populations and trends per most recent census data.
Rockingham County Demographics
Rockingham County has a median age of 44.8, which makes the county a little older than New Hampshire overall. About 18.8% of residents are under 18, while 19.5% 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 30.5% of the population, which points to a solid working-age base. About 44.8% of adults have a bachelor's degree or higher, above the statewide figure of 39.8%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Rockingham County NH
Median Age
44.8
Under 18
18.8%
Age 65+
19.5%
Bachelor's+
44.8%
Rockingham County School Districts
Rockingham County is served by 9 public school districts with 20,221 students enrolled in 2024. The largest districts on the county map are Londonderry, Salem and Timberlane Regional. Those three districts account for about 53% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Rockingham County NH
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Londonderry School District | 3,950 | 19.5% | ▾ -1.6% |
| Salem School District | 3,557 | 17.6% | ▴ 0% |
| Timberlane Regional School District | 3,224 | 15.9% | ▾ -2.2% |
| Windham School District | 2,898 | 14.3% | ▾ -3.2% |
| Portsmouth School District | 2,427 | 12% | ▾ -0.7% |
| Download all school district data | |||
Rockingham County school district enrollment and trends per most recent NCES reporting data.
Rockingham County Housing & Real Estate
Rockingham County has a median home value of $461,400 and a median gross rent of $1,619. About 79% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the New Hampshire median, while rents come in above the state average. In March 2026, the median listing price was $699,950 and homes spent about 49 days on the market.
Rockingham County Housing Mix
Rockingham County housing mix: owner, renter and vacant units.
Rockingham County Housing Trends
Rockingham County median home value and rent trend (last 5 years).
Businesses in Rockingham County, NH
Rockingham County has 17,000 business listings across 996 categories. The largest categories in Rockingham County business listings are Real Estate Agents (381, 2.2%), Auto Repair (309, 1.8%), and Contractors (276, 1.6%). The full Rockingham County business listings dataset includes names, categories, addresses and contact details where available. Rockingham County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Rockingham County, NH
| Category | Businesses | Share |
|---|---|---|
| Real Estate Agents | 381 | 2.2% |
| Auto Repair | 309 | 1.8% |
| Contractors | 276 | 1.6% |
| Hair Salons | 221 | 1.3% |
| Beauty Salons | 216 | 1.3% |
| Professional Services | 196 | 1.2% |
| Gyms & Fitness | 189 | 1.1% |
| Churches & Religious Organizations | 186 | 1.1% |
| Gas Stations | 179 | 1.1% |
| Pizza Restaurants | 171 | 1.0% |
Rockingham County Business Listings
| Business | Category | City |
|---|---|---|
| Left-Tees Designs Bayou, LLC | 3D Printing Service | DERRY |
| Granite Recovery Centers | Abuse And Addiction Treatment | Salem |
| Phillips Exeter Academy Bookstore | Academic Bookstore | Exeter |
| Atlantic Sands | Accommodation | Hampton |
| Appletree Business Services | Accountant | Londonderry |
| Fischer Skis US | Active Life | Auburn |
| Family Acupuncture and Wellness | Acupuncture | Portsmouth |
| Addiction Treatment Portsmouth | Addiction Rehabilitation Center | Portsmouth |
| Bethany Christian Services | Adoption Services | Candia |
| 3 Wicked Women | Adult Entertainment | Rye |
| Download Rockingham County business listings | ||
Rockingham County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Rockingham County Basemaps
Rockingham 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 Rockingham County Data Package
This page shows a preview of what's included in the Rockingham 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 Rockingham County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.