Marshall County GIS Maps

Marshall 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.

Marshall County Parcels

Marshall County has 24,021 mapped parcels covering 193,193 acres. The median lot size is 0.35 acres. 3,409 parcels are 10 acres or larger. The records carry 14,637 distinct owner names. Owner names, mailing addresses and lot sizes are on nearly every parcel. Site addresses reach 95.6%. Browse the interactive Marshall County Parcel viewer here.

Marshall County Parcel Data Coverage

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

Marshall County Population

Marshall County had 30,591 residents in 2020. That was 7.6% lower than in 2010. Marshall County had 4,928 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 100 people per square mile. Some of the county's most populated postal areas include Moundsville, Glen Dale and Cameron.

Population Trend in Marshall County WV

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

Marshall County Zip Codes

Marshall County has 8 zip codes. Some of the county's most populated zip codes include Moundsville (26041), Glen Dale (26038) and Cameron (26033). Moundsville is the largest zip by population, with about 15,147 residents or 50% of the county total. Together, the three largest zips account for about 67% of all county residents based on 2020 population estimates.

Most Populated Zip Codes in Marshall County WV

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

Marshall County Demographics

Marshall County has a median age of 46.2, which makes the county a little older than West Virginia overall. About 19% of residents are under 18, while 23.2% 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 29.4% of the population, which points to a solid working-age base. About 19.1% of adults have a bachelor's degree or higher, above the statewide figure of 23.3%. The county is mostly White by population, though Hispanic, Asian, Black and multiracial residents are also part of the local mix.

Key Demographics for Marshall County WV

Marshall County School Districts

Marshall County is served by 1 public school district with 4,134 students enrolled in 2024. Several larger districts account for a substantial share of students across the county map area. Those three districts account for about 100% 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 Marshall County WV

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

Marshall County Housing & Real Estate

Marshall County has a median home value of $139,800 and a median gross rent of $823. About 79% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the West Virginia median, while rents come in below the state average. In March 2026, the median listing price was $197,000 and homes spent about 101 days on the market.

Businesses in Marshall County, WV

Marshall County has 917 business listings across 292 categories. The largest categories in Marshall County business listings are Churches & Religious Organizations (59, 6.4%), ATMs (21, 2.3%), and Bars & Nightlife (17, 1.9%). The full Marshall County business listings dataset includes names, categories, addresses and contact details where available. Marshall County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.

Top Business Categories in Marshall County, WV

Marshall County Business Listings

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

Marshall County Basemaps

Marshall 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 West Virginia — explore the full structure before you buy.