County · code 21051
Clay CountyKentucky
Clay County is in Kentucky and has its seat in Manchester. The county was formed on April 1, 1807, from Floyd, Knox, and Madison counties and named after Green Clay.
- Founded1807
- County seatManchester
- Named forGreen Clay
- Land area469 sq mi + 1.8 sq mi water
- Population20,345 2020 Census
Where it is
Clay 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 1807 from Floyd County, Knox County and Madison County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Clay County was created from Floyd, Knox, and Madison counties in 1807. Over the following decades, the county lost territory to the creation of new counties including Estill, Perry, Laurel, Breathitt, Owsley, and Harlan, and to boundary adjustments with Madison and Perry.
- 1807Clay County created Clay created from Floyd, Knox, and Madison. · Ky. Acts 1806, 15th assy., sec. 1/pp. 139-141
- 1812Lost territory Clay lost to Madison. · Ky. Acts 1811-1812, 20th assy., ch. 392, sec. 1/p. 218
- 1815Lost territory Clay lost to Estill. · Ky. Acts 1814-1815, 23d assy., ch. 191, sec. 1/p. 268
- 1821Lost territory Clay lost to creation of Perry. · Ky. Acts 1820, 29th assy., ch. 9, sec. 1/pp. 15-18, and ch. 124, sec. 3/pp. 152-153
- 1826Lost territory Clay lost to creation of Laurel. · Ky. Acts 1825, 34th assy., ch. 29, sec. 1/pp. 28-30
Show all 21 changes
- 1807Clay County created Clay created from Floyd, Knox, and Madison. · Ky. Acts 1806, 15th assy., sec. 1/pp. 139-141
- 1812Lost territory Clay lost to Madison. · Ky. Acts 1811-1812, 20th assy., ch. 392, sec. 1/p. 218
- 1815Lost territory Clay lost to Estill. · Ky. Acts 1814-1815, 23d assy., ch. 191, sec. 1/p. 268
- 1821Lost territory Clay lost to creation of Perry. · Ky. Acts 1820, 29th assy., ch. 9, sec. 1/pp. 15-18, and ch. 124, sec. 3/pp. 152-153
- 1826Lost territory Clay lost to creation of Laurel. · Ky. Acts 1825, 34th assy., ch. 29, sec. 1/pp. 28-30
- 1839Lost territory Clay lost to creation of Breathitt. · Ky. Acts 1838-1839, ch. 1192, sec. 1/pp. 144-145
- 1843
- 1843Lost territory Clay lost to creation of Owsley. · Ky. Acts 1842-1843, ch. 43, secs. 1, 6/pp. 11-13
- 1849Lost territory Clay lost small area to Laurel to accommodate local property owners. · Ky. Acts 1848-1849, ch. 427/p. 22
- 1850
- 1850
- 1852Boundary clarified Boundary between Clay and Knox was clarified (no change).with Knoxno change· Ky. Acts 1851-1852, ch. 203/pp. 513-514
- 1852
- 1858Lost territory Clay lost to creation of Jackson. · Ky. Acts 1857-1858, vol. 1, ch. 167, sec. 1/pp. 18-22, and res. 13, p. 103
- 1873Boundary clarified Boundary between Clay and Jackson was clarified to accommodate local property owner (no change).with Jacksonno change· Ky. Acts 1873, Jan. adj. sess., ch. 385, sec. 1/p. 493
- 1873Boundary clarified Boundary between Clay and Josh Bell (now Bell) was redefined (no change). · Ky. Acts 1873, Jan. adj. sess., ch. 938, sec. 1/p. 443
- 1878Lost territory Clay lost to creation of Leslie. · Ky. Acts 1877-1878, vol. 1, ch. 666, sec. 1/pp. 70-74
- 1886Lost territory Clay lost small area to Laurel to accommodate local property owner. · Ky. Acts 1885-1886, ch. 828, sec. 1/p. 225
- 1890Gained territory Clay gained small area from Laurel to accommodate local property owner. · Ky. Acts 1889-1890, vol. 1, ch. 259, sec. 1/p. 467
- 1890Lost territory Clay lost small area to Laurel to accommodate local property owners. · Ky. Acts 1889-1890, vol. 1, ch. 462, sec. 1/pp. 978-979
- 1904Changed Boundary between Clay and Laurel was adjusted (no change). · Ky. Acts 1904, ch. 99, secs. 1-2/p. 209
Land and parcels
What the maps cover in Clay
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 Clay County yet. Lot lines and owners of record are kept by the county (claycounty.ky.gov).
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Address points Official
One point per address, 11,665 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
Clay 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
Clay 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 Clay County.
See your own lot on these maps
Open Clay 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 Clay County
- When was Clay County founded?
- Clay County was founded in 1807, formed from Floyd County, Knox County and Madison County, and named after Green Clay.
- What is the county seat of Clay County?
- The county seat of Clay County is Manchester.
- Is there an online parcel map for Clay 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 Clay County's boundary or name changed?
- Clay County was created in 1807 from Floyd County, Knox County and Madison County. Since then the Atlas of Historical County Boundaries records 16 later changes, chiefly involving Laurel County, Perry County and Breathitt County.
- Is my lot in a flood zone?
- We do not have flood maps for Clay County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby