County outline
Where Breckinridge County is located
Area breakdown
Land accounts for 97.3% of Breckinridge County’s measured area and water for 2.7%. Its combined area converts to 1,516.7 square kilometers or approximately 374,780 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 569.725 | 1,475.581 | 364,624 |
| Water | 15.868 | 41.098 | 10,155.5 |
| Total | 585.593 | 1,516.679 | 374,779.5 |
How Breckinridge County compares
By original Census land area, Breckinridge County ranks #6 of 120 in Kentucky and #1780 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.862 times the Kentucky county-equivalent median of 306 square miles. It accounts for 1.4% of the combined county land area in the state.
See the complete Kentucky ranking · What counts as a county equivalent?
Population and density of Breckinridge County
The Census Bureau estimates that 21,503 people lived in Breckinridge County on July 1, 2025. That ranks #1,807 of 3,222 county equivalents nationally and #54 of 120 in Kentucky. Since the April 1, 2020 estimates base of 20,432, the population has grown by 1,071 (+5.2%), compared with +2.2% for Kentucky as a whole.
With 569.7 square miles of land, that is 38 people per square mile (15 per km²), placing Breckinridge County #1,801 nationally for density and #93 in Kentucky. The median county equivalent has 47 people per square mile; the Kentucky median is 59. Put another way, there are about 17 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 20,443 | 20,673 | 20,932 | 21,120 | 21,264 | 21,503 |
| Change | — | +230 | +259 | +188 | +144 | +239 |
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 Breckinridge County
3 incorporated places lie at least partly in Breckinridge County. Together they are home to 5,062 people (23.5%); the other 16,441 (76.5%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Hardinsburg city, with 2,513 residents in the county. Among places with at least 1,000 residents in 2020, Hardinsburg city grew fastest since then (+5.2%).
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Hardinsburg cityCounty seat | 2,513 | +5.2% | 3.458 |
| Irvington city | 1,396 | +3.3% | 0.97 |
| Cloverport city | 1,153 | +3.3% | 1.543 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Breckinridge County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Breckinridge County is not part of any metropolitan or micropolitan statistical area in the Office of Management and Budget’s July 2023 delineation; 1,306 other county equivalents are also outside one. These areas are built around an urban core of at least 10,000 people plus the counties tied to it by commuting, so counties outside them are generally rural.
ZIP codes
18 ZIP Code Tabulation Areas have land in Breckinridge County; 13 of them have most of their land inside the county, and the others mainly cover neighboring areas.
401114011540119401404014240143401444014540146401524015740170401714017540176401784234342754
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 Breckinridge County
Breckinridge County shares a land border with 6 county equivalents, including 1 in Indiana. It has more land than 4 of them. The largest neighbor is Hardin County (623.9 mi²) and the smallest is Hancock County (187.7 mi²). Together with its neighbors, Breckinridge County forms a block of 3,155.1 mi² of land, of which it holds 18.1%.
| Bordering county equivalent | Land mi² | Size vs. Breckinridge | Compare |
|---|---|---|---|
| Hardin County | 623.9 | 1.1× larger | Compare |
| Ohio County | 587.1 | about the same | Compare |
| Grayson County | 499.5 | 1.1× smaller | Compare |
| Perry CountyIndiana | 381.7 | 1.5× smaller | Compare |
| Meade County | 305.5 | 1.9× smaller | Compare |
| Hancock County | 187.7 | 3× smaller | Compare |
How big is Breckinridge County compared with U.S. states?
Breckinridge County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.8 times as much. Kentucky’s county land could hold about 69 areas the size of Breckinridge County.
Another way to picture it: the same land area would fill a square about 23.9 miles (38.4 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 Breckinridge County?
Breckinridge County has more land than 1,442 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 Breckinridge County at #1,800 nationally by total area, 20 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 2.7%, compared with a national county-equivalent median of 1.2% — 1.5 percentage points higher. 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 Breckinridge County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #1779 | Greeley County, Nebraska | 569.8 | Compare |
| #1780 | Breckinridge County, Kentucky | 569.7 | This county |
| #1781 | Jackson Parish, Louisiana | 569.7 | 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 37.789343, -86.436766. 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: 1,475,580,270 m²; AWATER: 41,098,837 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 Breckinridge County?
Breckinridge County, Kentucky has 569.7 square miles (1,475.6 km²) of land and 15.9 square miles of water, for a total area of 585.6 square miles. It ranks #1780 of 3,222 U.S. county equivalents by land area.
Is Breckinridge County the largest county in Kentucky?
No. Breckinridge County ranks #6 of 120 in Kentucky by land area. The largest is Pike County, with 786.2 square miles of land.
What counties border Breckinridge County?
Breckinridge County shares a land border with Meade County, Grayson County, Perry County, Indiana, Hardin County, Hancock County, and Ohio County.
What is the population of Breckinridge County?
The Census Bureau estimates Breckinridge County had 21,503 residents on July 1, 2025, ranking #1,807 of 3,222 county equivalents. That is 38 people per square mile of land.
What is the county seat of Breckinridge County?
The county seat of Breckinridge County is Hardinsburg.
What cities and towns are in Breckinridge County?
Breckinridge County has 3 incorporated places. The most populous are Hardinsburg city, Irvington city, and Cloverport city; 16,441 residents live outside any incorporated place.
Is Breckinridge County part of a metropolitan area?
No. Breckinridge County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.
How many ZIP codes are in Breckinridge County?
18 ZIP Code Tabulation Areas have land in Breckinridge County, and 13 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Breckinridge County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.8 times as much land.
How many acres of land are in Breckinridge County?
The land measurement converts to approximately 364,624 acres. Including water, total area is approximately 374,780 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.