County · code 21159
Martin CountyKentucky
Martin County is in Kentucky and has its county seat in Inez. The county was established on September 1, 1870.
- Founded1870
- County seatInez
- Named forJohn Preston Martin
- Land area230 sq mi + 1 sq mi water
- Population11,287 2020 Census
Where it is
Martin on the map of Kentucky
Kentucky has 120 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Formed in 1870 from Floyd County, Johnson County, Lawrence County and Pike County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Martin County was created from Floyd, Johnson, Lawrence, and Pike counties. It was named after John Preston Martin. The county gained land from Lawrence in 1878 and lost a small area to Pike in 1880.
- 1870Martin County created Martin created from Floyd, Johnson, Lawrence, and Pike. · Ky. Acts 1869-1870, vol. 1, ch. 554, sec. 1/pp. 35-38
- 1878Gained territory Martin gained from Lawrence. · Ky. Acts 1877-1878, vol. 1, ch. 378, sec. 1/p. 437
- 1880Lost territory Martin lost small area to Pike to accommodate local property owner. · Ky. Acts 1879-1880, vol. 1, ch. 653, sec. 1/p. 663
Land and parcels
What the maps cover in Martin
Who publishes each layer, how good it is, and when we last checked.
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Parcels Missing
No public parcel map found for Martin County yet. Lot lines and owners of record are kept by the county (martincountykentucky.com).
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Address points Official
One point per address, 6,178 in all from Kentucky Division of Geographic Information (DGI) with the Kentucky 911 Services Board.
edited 6 October 2026 · 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
Martin 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
Martin 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 Martin County.
See your own lot on these maps
Open Martin 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 Martin County
- When was Martin County founded?
- Martin County was founded in 1870, formed from Floyd County, Johnson County, Lawrence County and Pike County, and named after John Preston Martin.
- What is the county seat of Martin County?
- The county seat of Martin County is Inez.
- Is there an online parcel map for Martin County?
- Not that we have found yet. Lot lines and owners of record are kept by the county assessor's office. When a public parcel map appears, it shows here.
- Has Martin County's boundary or name changed?
- Martin County was created in 1870 from Floyd County, Johnson County, Lawrence County and Pike County. Since then the Atlas of Historical County Boundaries records 2 later changes, chiefly involving Lawrence County and Pike County.
- Is my lot in a flood zone?
- We do not have flood maps for Martin County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby