County outline
Where Schuyler County is located
Area breakdown
Land accounts for 99.7% of Schuyler County’s measured area and water for 0.3%. Its combined area converts to 798.1 square kilometers or approximately 197,223 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 307.305 | 795.916 | 196,675.2 |
| Water | 0.856 | 2.217 | 547.8 |
| Total | 308.161 | 798.133 | 197,223 |
How Schuyler County compares
By original Census land area, Schuyler County ranks #113 of 115 in Missouri and #2793 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 0.519 times the Missouri county-equivalent median of 592 square miles. It accounts for 0.4% of the combined county land area in the state.
See the complete Missouri ranking · What counts as a county equivalent?
Population and density of Schuyler County
The Census Bureau estimates that 4,140 people lived in Schuyler County on July 1, 2025. That ranks #2,951 of 3,222 county equivalents nationally and #112 of 115 in Missouri. Since the April 1, 2020 estimates base of 4,029, the population has grown by 111 (+2.8%), compared with +1.9% for Missouri as a whole.
With 307.3 square miles of land, that is 13 people per square mile (5.2 per km²), placing Schuyler County #2,517 nationally for density and #96 in Missouri. The median county equivalent has 47 people per square mile; the Missouri median is 31. Put another way, there are about 48 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 4,006 | 4,017 | 4,011 | 4,060 | 4,073 | 4,140 |
| Change | — | +11 | −6 | +49 | +13 | +67 |
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 Schuyler County
5 incorporated places lie at least partly in Schuyler County. Together they are home to 2,062 people (49.8%); the other 2,078 (50.2%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Lancaster city, with 691 residents in the county.
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Lancaster cityCounty seat | 691 | +2.5% | 1.486 |
| Queen City city | 572 | +2.9% | 1.029 |
| Downing city | 308 | +2.7% | 0.659 |
| Greentop cityAlso in 1 other county | 306 | +3% | 0.817 |
| Glenwood village | 185 | +2.8% | 0.738 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Schuyler County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Schuyler County is an outlying county of the Kirksville, MO Micropolitan Statistical Area. Its 2 county equivalents have 29,824 residents on 874.6 square miles of land; Schuyler County accounts for 35.1% of the land and 13.9% of the residents. By combined land it ranks #232 of 542 micropolitan areas, and #441 by population.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Adair County | 25,684 | 567.3 |
| Schuyler County | 4,140 | 307.3 |
ZIP codes
6 ZIP Code Tabulation Areas have land in Schuyler County; 5 of them have most of their land inside the county, and the others mainly cover neighboring areas.
635356353663541635466354863561
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 Schuyler County
Schuyler County shares a land border with 5 county equivalents, including 2 in Iowa. Each of them has more land than Schuyler County. The largest neighbor is Adair County (567.3 mi²) and the smallest is Scotland County (436.5 mi²). Together with its neighbors, Schuyler County forms a block of 2,827.9 mi² of land, of which it holds 10.9%.
| Bordering county equivalent | Land mi² | Size vs. Schuyler | Compare |
|---|---|---|---|
| Adair County | 567.3 | 1.8× larger | Compare |
| Putnam County | 517.3 | 1.7× larger | Compare |
| Davis CountyIowa | 502.2 | 1.6× larger | Compare |
| Appanoose CountyIowa | 497.3 | 1.6× larger | Compare |
| Scotland County | 436.5 | 1.4× larger | Compare |
How big is Schuyler County compared with U.S. states?
Schuyler County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 3.4 times as much. Missouri’s county land could hold about 224 areas the size of Schuyler County.
Another way to picture it: the same land area would fill a square about 17.5 miles (28.2 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 Schuyler County?
Schuyler County has more land than 429 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 Schuyler County at #2,830 nationally by total area, 37 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 0.3%, compared with a national county-equivalent median of 1.2% — 0.9 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 Schuyler County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #2792 | Magoffin County, Kentucky | 308.4 | Compare |
| #2793 | Schuyler County, Missouri | 307.3 | This county |
| #2794 | Macon County, Tennessee | 307.1 | 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 40.469361, -92.519016. 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: 795,916,403 m²; AWATER: 2,216,011 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 Schuyler County?
Schuyler County, Missouri has 307.3 square miles (795.9 km²) of land and 0.856 square miles of water, for a total area of 308.2 square miles. It ranks #2793 of 3,222 U.S. county equivalents by land area.
Is Schuyler County the largest county in Missouri?
No. Schuyler County ranks #113 of 115 in Missouri by land area. The largest is Texas County, with 1,177.3 square miles of land.
What counties border Schuyler County?
Schuyler County shares a land border with Adair County, Scotland County, Putnam County, Davis County, Iowa, and Appanoose County, Iowa.
What is the population of Schuyler County?
The Census Bureau estimates Schuyler County had 4,140 residents on July 1, 2025, ranking #2,951 of 3,222 county equivalents. That is 13 people per square mile of land.
What is the county seat of Schuyler County?
The county seat of Schuyler County is Lancaster.
What cities and towns are in Schuyler County?
Schuyler County has 5 incorporated places. The most populous are Lancaster city, Queen City city, Downing city, Greentop city, and Glenwood village; 2,078 residents live outside any incorporated place.
Is Schuyler County part of a metropolitan area?
Yes. It is an outlying county of the Kirksville, MO Micropolitan Statistical Area, which has 2 county equivalents and 29,824 residents.
How many ZIP codes are in Schuyler County?
6 ZIP Code Tabulation Areas have land in Schuyler County, and 5 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Schuyler County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 3.4 times as much land.
How many acres of land are in Schuyler County?
The land measurement converts to approximately 196,675 acres. Including water, total area is approximately 197,223 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.