County outline
Where Floyd County is located
Area breakdown
Land accounts for 99.4% of Floyd County’s measured area and water for 0.6%. Its combined area converts to 1,024.9 square kilometers or approximately 253,251 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 393.301 | 1,018.645 | 251,712.6 |
| Water | 2.404 | 6.226 | 1,538.6 |
| Total | 395.705 | 1,024.871 | 253,251.2 |
How Floyd County compares
By original Census land area, Floyd County ranks #34 of 120 in Kentucky and #2560 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.285 times the Kentucky county-equivalent median of 306 square miles. It accounts for 1% of the combined county land area in the state.
See the complete Kentucky ranking · What counts as a county equivalent?
Population and density of Floyd County
The Census Bureau estimates that 34,401 people lived in Floyd County on July 1, 2025. That ranks #1,361 of 3,222 county equivalents nationally and #31 of 120 in Kentucky. Since the April 1, 2020 estimates base of 35,946, the population has declined by 1,545 (−4.3%), compared with +2.2% for Kentucky as a whole.
With 393.3 square miles of land, that is 87 people per square mile (34 per km²), placing Floyd County #1,090 nationally for density and #39 in Kentucky. The median county equivalent has 47 people per square mile; the Kentucky median is 59. Put another way, there are about 7.3 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 35,805 | 35,292 | 35,518 | 35,001 | 34,630 | 34,401 |
| Change | — | −513 | +226 | −517 | −371 | −229 |
U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.
Cities and towns in Floyd County
5 incorporated places lie at least partly in Floyd County. Together they are home to 5,673 people (16.5%); the other 28,728 (83.5%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Prestonsburg city, with 3,618 residents in the county.
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Prestonsburg cityCounty seat | 3,618 | −7.5% | 14.8 |
| Wheelwright city | 1,048 | +109.6% | 1.76 |
| Martin city | 480 | −7.5% | 0.732 |
| Wayland city | 359 | −6.8% | 2.708 |
| Allen city | 168 | −7.2% | 0.179 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Floyd County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Floyd County is an outlying county of the Pikeville, KY Micropolitan Statistical Area. Its 2 county equivalents have 89,122 residents on 1,179.5 square miles of land; Floyd County accounts for 33.3% of the land and 38.6% of the residents. By combined land it ranks #145 of 542 micropolitan areas, and #49 by population.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Pike County | 54,721 | 786.2 |
| Floyd County | 34,401 | 393.3 |
ZIP codes
34 ZIP Code Tabulation Areas have land in Floyd County; 31 of them have most of their land inside the county, and the others mainly cover neighboring areas.
41216412654160141602416034160441605416064160741612416154161641619416214162241630416314163541636416404164241645416474164941650416514165341655416594166041663416664166741669
ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.
Counties bordering Floyd County
Floyd County shares a land border with 5 county equivalents. It has more land than 4 of them. The largest neighbor is Pike County (786.2 mi²) and the smallest is Martin County (229.6 mi²). Together with its neighbors, Floyd County forms a block of 2,331.1 mi² of land, of which it holds 16.9%.
| Bordering county equivalent | Land mi² | Size vs. Floyd | Compare |
|---|---|---|---|
| Pike County | 786.2 | 2× larger | Compare |
| Knott County | 351.5 | 1.1× smaller | Compare |
| Magoffin County | 308.4 | 1.3× smaller | Compare |
| Johnson County | 262 | 1.5× smaller | Compare |
| Martin County | 229.6 | 1.7× smaller | Compare |
How big is Floyd County compared with U.S. states?
Floyd County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.6 times as much. Kentucky’s county land could hold about 100 areas the size of Floyd County.
Another way to picture it: the same land area would fill a square about 19.8 miles (31.9 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.
State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.
What stands out about Floyd County?
Floyd County has more land than 662 of the other 3,221 county equivalents in the dataset.
A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.
Does including water change its rank?
Using land plus water places Floyd County at #2,620 nationally by total area, 60 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.
Its water share is 0.6%, compared with a national county-equivalent median of 1.2% — 0.6 percentage points lower. This describes the statistical geography’s land/water mix, not flood exposure or developable land.
Closest positions in the national land ranking
These entries sit immediately beside Floyd County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #2559 | Bamberg County, South Carolina | 393.4 | Compare |
| #2560 | Floyd County, Kentucky | 393.3 | This county |
| #2561 | Cherokee County, South Carolina | 393 | Compare |
Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.
Representative coordinates
The Census internal point is 37.546952, -82.734863. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.
Source and precision
U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 1,018,645,942 m²; AWATER: 6,225,824 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Floyd County?
Floyd County, Kentucky has 393.3 square miles (1,018.6 km²) of land and 2.404 square miles of water, for a total area of 395.7 square miles. It ranks #2560 of 3,222 U.S. county equivalents by land area.
Is Floyd County the largest county in Kentucky?
No. Floyd County ranks #34 of 120 in Kentucky by land area. The largest is Pike County, with 786.2 square miles of land.
What counties border Floyd County?
Floyd County shares a land border with Pike County, Knott County, Johnson County, Magoffin County, and Martin County.
What is the population of Floyd County?
The Census Bureau estimates Floyd County had 34,401 residents on July 1, 2025, ranking #1,361 of 3,222 county equivalents. That is 87 people per square mile of land.
What is the county seat of Floyd County?
The county seat of Floyd County is Prestonsburg.
What cities and towns are in Floyd County?
Floyd County has 5 incorporated places. The most populous are Prestonsburg city, Wheelwright city, Martin city, Wayland city, and Allen city; 28,728 residents live outside any incorporated place.
Is Floyd County part of a metropolitan area?
Yes. It is an outlying county of the Pikeville, KY Micropolitan Statistical Area, which has 2 county equivalents and 89,122 residents.
How many ZIP codes are in Floyd County?
34 ZIP Code Tabulation Areas have land in Floyd County, and 31 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Floyd County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 2.6 times as much land.
How many acres of land are in Floyd County?
The land measurement converts to approximately 251,713 acres. Including water, total area is approximately 253,251 acres. One square mile equals 640 acres.
Why might another source show a different area?
Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.
Can this establish a property boundary?
No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.