Cumberland County GIS Maps
Cumberland County, Maine, has 303,069 residents across 144,969 parcels and covers 835.7 square miles. The population grew 7.6% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Cumberland County is 23005.
South Portland is the county's largest population center. Cumberland County also includes 38 zip codes, 21 public school districts and 48 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.
Cumberland County Trends
- Population
- 303,069▴
- Median Home Value
- $411,400▴
- K-12 Enrollment
- 45,477▾
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.
Cumberland 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.
Cumberland County Parcels
Cumberland County has 144,969 mapped parcels. The median assessed value is $179,220. The records carry 90,894 distinct owner names. About 12% of parcels list an owner mailing address outside Maine. Owner names reach 73.7%. Mailing addresses reach 76.9%. Browse the interactive Cumberland County Parcel viewer here.
Cumberland County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 144,969 | 100% |
| Owner name | 106,801 | 73.7% |
| Owner mailing address | 111,539 | 76.9% |
| Site address | 108,506 | 74.8% |
| Land use code | 19,889 | 13.7% |
| Land use description | 10,923 | 7.5% |
| Assessed value | 96,927 | 66.9% |
| Land value | 105,498 | 72.8% |
| Improvement value | 98,138 | 67.7% |
| Acreage | 61,631 | 42.5% |
| Parcel boundary | 144,969 | 100% |
| Download all Cumberland County parcels. | ||
Field coverage measured across all Cumberland County parcel records.
Cumberland County Population
Cumberland County had 303,069 residents in 2020. That was 7.6% higher than in 2010. Cumberland County added 37,457 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 363 people per square mile. Some of the county's most populated postal areas include Portland, Scarborough and Scarborough.
Population Trend in Cumberland County ME
Cumberland County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Cumberland County Zip Codes
Cumberland County has 38 zip codes. Some of the county's most populated zip codes include Portland (04103), Scarborough (04106) and Scarborough (04074). Portland is the largest zip by population, with about 31,185 residents or 10% of the county total. Together, the three largest zips account for about 26% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Cumberland County ME
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 04103 | Portland | 31,185 | ▴ 1.9% |
| 04106 | Scarborough | 26,641 | ▴ 5.8% |
| 04074 | Scarborough | 21,952 | ▴ 17% |
| 04011 | Brunswick | 21,756 | ▴ 7.3% |
| 04092 | Portland | 20,400 | ▴ 16.5% |
| Download all zip code data | |||
Cumberland County Zip Code populations and trends per most recent census data.
Cumberland County Demographics
Cumberland County has a median age of 42.1, which makes the county a little younger than Maine overall. About 18.2% of residents are under 18, while 19.8% 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 32.8% of the population, which points to a solid working-age base. About 52.2% of adults have a bachelor's degree or higher, above the statewide figure of 35.3%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.
Key Demographics for Cumberland County ME
Median Age
42.1
Under 18
18.2%
Age 65+
19.8%
Bachelor's+
52.2%
Cumberland County School Districts
Cumberland County is served by 21 public school districts with 45,477 students enrolled in 2024. The largest districts on the county map are Portland, School Administrative District 06 and School Administrative District 17. Those three districts account for about 28% 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 Cumberland County ME
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Portland | 6,548 | 14.4% | ▾ -1.5% |
| School Administrative District 06 | 3,295 | 7.2% | ▾ -0.8% |
| School Administrative District 17 | 3,075 | 6.8% | ▾ -3.1% |
| Regional School Unit 14 | 3,050 | 6.7% | ▾ -1.3% |
| Scarborough | 2,865 | 6.3% | ▴ 0.3% |
| Download all school district data | |||
Cumberland County school district enrollment and trends per most recent NCES reporting data.
Cumberland County Housing & Real Estate
Cumberland County has a median home value of $411,400 and a median gross rent of $1,492. About 70% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the Maine median, while rents come in above the state average. In March 2026, the median listing price was $637,450 and homes spent about 54 days on the market.
Cumberland County Housing Mix
Cumberland County housing mix: owner, renter and vacant units.
Cumberland County Housing Trends
Cumberland County median home value and rent trend (last 5 years).
Businesses in Cumberland County, ME
Cumberland County has 18,423 business listings across 1,039 categories. The largest categories in Cumberland County business listings are Real Estate Agents (313, 1.7%), Community & Nonprofits (275, 1.5%), and Contractors (243, 1.3%). The full Cumberland County business listings dataset includes names, categories, addresses and contact details where available. Cumberland County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Cumberland County, ME
| Category | Businesses | Share |
|---|---|---|
| Real Estate Agents | 313 | 1.7% |
| Community & Nonprofits | 275 | 1.5% |
| Contractors | 243 | 1.3% |
| Medical Offices | 233 | 1.3% |
| Churches & Religious Organizations | 232 | 1.3% |
| Auto Repair | 232 | 1.3% |
| Professional Services | 216 | 1.2% |
| Landmark And Historical Building | 208 | 1.1% |
| Hair Salons | 197 | 1.1% |
| Parks & Recreation | 194 | 1.1% |
Cumberland County Business Listings
| Business | Category | City |
|---|---|---|
| Crooked River Counseling | Abuse And Addiction Treatment | Bridgton |
| Bowdoin Bookstore | Academic Bookstore | Brunswick |
| Extended Stay America | Accommodation | Scarborough |
| Above The Line | Accountant | Portland |
| Bug Light 5K | Active Life | South Portland |
| Acupuncture And Chinese Herbal Center | Acupuncture | Portland |
| Food Addiction & Chemical | Addiction Rehabilitation Center | Windham |
| Acadia Adoption Center - Birth Mother's Journey | Adoption Services | Naples |
| Ms. C's Computer Repair | Adult Education | Bridgton |
| Rick's Cabaret Portland | Adult Entertainment | Portland |
| Download Cumberland County business listings | ||
Cumberland County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Cumberland County Basemaps
Cumberland 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 Cumberland County Data Package
This page shows a preview of what's included in the Cumberland 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 Cumberland County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.