County · code 54057
Mineral CountyWest Virginia
Mineral County is a county in West Virginia with its seat in Keyser, formed in 1866.
- Founded1866
- County seatKeyser
- Named formineral
- Land area328 sq mi + 1.3 sq mi water
- Population26,938 2020 Census
- Parcels mapped19,427 checked 16 October 2026
Where it is
Mineral 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 1866 from Hampshire County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Mineral County was created from Hampshire County on February 1, 1866. On January 1, 1869, the county gained territory from Hampshire, but that addition was repealed on February 8, 1872, when the territory was returned.
- 1866Mineral County created Mineral created from Hampshire. · W. Va. Acts 1866, 4th sess., ch. 7, sec. 1/pp. 7-8
- 1869Gained territory Mineral gained from Hampshire (repealed 8 February 1872). · W. Va. Acts 1868, 6th sess., ch. 86, secs. 1, 5/pp. 84-85
- 1872Lost territory Mineral lost to Hampshire (repealed act of 1 January 1869). · W. Va. Acts 1872, 10th sess., ch. 13/p. 19
Land and parcels
What the maps cover in Mineral
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 19,427 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, 15,600 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
Mineral 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
Mineral 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 Mineral County.
See your own lot on these maps
Open Mineral 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 Mineral County
- When was Mineral County founded?
- Mineral County was founded in 1866, formed from Hampshire County, and named after mineral.
- What is the county seat of Mineral County?
- The county seat of Mineral County is Keyser.
- Is there an online parcel map for Mineral County?
- Yes. West Virginia University GIS Technical Center publishes a parcel map of 19,427 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Mineral County's boundary or name changed?
- Mineral County was created in 1866 from Hampshire County. Since then the Atlas of Historical County Boundaries records 2 later changes, chiefly involving Hampshire County.
- Is my lot in a flood zone?
- We do not have flood maps for Mineral County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby