County · code 54051
Marshall CountyWest Virginia
Marshall County is a county in West Virginia, with its seat in Moundsville. It was created in 1835 and named after John Marshall.
- Founded1835
- County seatMoundsville
- Named forJohn Marshall
- Land area305 sq mi + 6.7 sq mi water
- Population30,591 2020 Census
- Parcels mapped24,069 checked 16 October 2026
Where it is
Marshall on the map of West Virginia
West Virginia has 55 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1835 from Ohio County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Marshall County was created by Virginia from Ohio County in 1835. In 1863, Marshall County separated from Virginia and became part of the new state of West Virginia.
- 1835Marshall County created Marshall created by Virginia from Ohio. · Va. Acts 1834-1835, ch. 57, secs. 1, 16/pp. 38-40
- 1863Became part of West Virginia Marshall separated from Virginia and became a county in the state of West Virginia. · Swindler, 10:363
Land and parcels
What the maps cover in Marshall
Who publishes each layer, how good it is, and when we last checked.
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Parcels Good enough
Lot lines and tax-map numbers for 24,069 parcels from West Virginia University GIS Technical Center. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
checked 16 October 2026 -
Address points Official
One point per address, 17,136 in all from WV GIS Technical Center (WVGISTC, West Virginia University — the state's GIS clearinghouse) serving WV Division of Homeland Security and Emergency Management (WVDHSEM) SAMS-II address points.
checked 13 October 2026 -
Buildings Reference
Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026
- Official
- from the office that keeps the record
- Good enough
- a reliable statewide or national copy
- Fallback
- a guide only; check the official record
- Missing
- nothing public found yet
People and land
Marshall by the Census
Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.
Rules and offices
Marshall County's official site
We have found the county's site but not its offices yet; start there.
County government
- County government
The official website of Marshall County.
See your own lot on these maps
Open Marshall County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.
Questions
Common questions about Marshall County
- When was Marshall County founded?
- Marshall County was founded in 1835, formed from Ohio County, and named after John Marshall.
- What is the county seat of Marshall County?
- The county seat of Marshall County is Moundsville.
- Is there an online parcel map for Marshall County?
- Yes. West Virginia University GIS Technical Center publishes a parcel map of 24,069 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Marshall County's boundary or name changed?
- Marshall County was created in 1835 from Ohio County. Since then the Atlas of Historical County Boundaries records 1 later change.
- Is my lot in a flood zone?
- We do not have flood maps for Marshall County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby