County outline
Where Conway County is located
Area breakdown
Land accounts for 97.4% of Conway County’s measured area and water for 2.6%. Its combined area converts to 1,467.2 square kilometers or approximately 362,557 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 551.953 | 1,429.552 | 353,249.9 |
| Water | 14.542 | 37.664 | 9,306.9 |
| Total | 566.495 | 1,467.215 | 362,556.8 |
How Conway County compares
By original Census land area, Conway County ranks #71 of 75 in Arkansas and #1892 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 0.853 times the Arkansas county-equivalent median of 647.2 square miles. It accounts for 1.1% of the combined county land area in the state.
See the complete Arkansas ranking · What counts as a county equivalent?
Population and density of Conway County
The Census Bureau estimates that 21,393 people lived in Conway County on July 1, 2025. That ranks #1,813 of 3,222 county equivalents nationally and #31 of 75 in Arkansas. Since the April 1, 2020 estimates base of 20,710, the population has grown by 683 (+3.3%), compared with +3.4% for Arkansas as a whole.
With 552 square miles of land, that is 39 people per square mile (15 per km²), placing Conway County #1,777 nationally for density and #25 in Arkansas. The median county equivalent has 47 people per square mile; the Arkansas median is 28. Put another way, there are about 17 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 20,733 | 20,909 | 21,088 | 21,087 | 21,388 | 21,393 |
| Change | — | +176 | +179 | −1 | +301 | +5 |
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 Conway County
4 incorporated places lie at least partly in Conway County. Together they are home to 9,011 people (42.1%); the other 12,382 (57.9%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Morrilton city, with 7,195 residents in the county.
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Morrilton cityCounty seat | 7,195 | +3.1% | 8.857 |
| Oppelo city | 766 | +2% | 2.465 |
| Plumerville city | 738 | +2.4% | 1.029 |
| Menifee town | 312 | +14.3% | 2.479 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Conway County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Conway 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
15 ZIP Code Tabulation Areas have land in Conway County; 8 of them have most of their land inside the county, and the others mainly cover neighboring areas.
720017201372025720277203072031720637208072107721107212572127721567215772823
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 Conway County
Conway County shares a land border with 5 county equivalents. It has more land than 1 of them. The largest neighbor is Yell County (930.4 mi²) and the smallest is Perry County (551.3 mi²). Together with its neighbors, Conway County forms a block of 4,201.4 mi² of land, of which it holds 13.1%.
| Bordering county equivalent | Land mi² | Size vs. Conway | Compare |
|---|---|---|---|
| Yell County | 930.4 | 1.7× larger | Compare |
| Pope County | 811 | 1.5× larger | Compare |
| Van Buren County | 709.6 | 1.3× larger | Compare |
| Faulkner County | 647.2 | 1.2× larger | Compare |
| Perry County | 551.3 | about the same | Compare |
How big is Conway County compared with U.S. states?
Conway County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.9 times as much. Arkansas’s county land could hold about 94 areas the size of Conway County.
Another way to picture it: the same land area would fill a square about 23.5 miles (37.8 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 Conway County?
Conway County has more land than 1,330 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 Conway County at #1,948 nationally by total area, 56 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 2.6%, compared with a national county-equivalent median of 1.2% — 1.4 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 Conway County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #1891 | Houston County, Minnesota | 552.1 | Compare |
| #1892 | Conway County, Arkansas | 552 | This county |
| #1893 | Richardson County, Nebraska | 551.8 | 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 35.265690, -92.689249. 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: 1,429,552,823 m²; AWATER: 37,663,258 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 Conway County?
Conway County, Arkansas has 552 square miles (1,429.6 km²) of land and 14.5 square miles of water, for a total area of 566.5 square miles. It ranks #1892 of 3,222 U.S. county equivalents by land area.
Is Conway County the largest county in Arkansas?
No. Conway County ranks #71 of 75 in Arkansas by land area. The largest is Union County, with 1,039.1 square miles of land.
What counties border Conway County?
Conway County shares a land border with Perry County, Van Buren County, Pope County, Faulkner County, and Yell County.
What is the population of Conway County?
The Census Bureau estimates Conway County had 21,393 residents on July 1, 2025, ranking #1,813 of 3,222 county equivalents. That is 39 people per square mile of land.
What is the county seat of Conway County?
The county seat of Conway County is Morrilton.
What cities and towns are in Conway County?
Conway County has 4 incorporated places. The most populous are Morrilton city, Oppelo city, Plumerville city, and Menifee town; 12,382 residents live outside any incorporated place.
Is Conway County part of a metropolitan area?
No. Conway County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.
How many ZIP codes are in Conway County?
15 ZIP Code Tabulation Areas have land in Conway County, and 8 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Conway County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.9 times as much land.
How many acres of land are in Conway County?
The land measurement converts to approximately 353,250 acres. Including water, total area is approximately 362,557 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.