County outline
Where Morgan County is located
Area breakdown
Land accounts for 99% of Morgan County’s measured area and water for 1%. Its combined area converts to 3,351.1 square kilometers or approximately 828,076 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 1,280.493 | 3,316.462 | 819,515.5 |
| Water | 13.376 | 34.644 | 8,560.6 |
| Total | 1,293.869 | 3,351.105 | 828,076.2 |
How Morgan County compares
By original Census land area, Morgan County ranks #36 of 64 in Colorado and #470 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 0.895 times the Colorado county-equivalent median of 1,431.5 square miles. It accounts for 1.2% of the combined county land area in the state.
See the complete Colorado ranking · What counts as a county equivalent?
Population and density of Morgan County
The Census Bureau estimates that 30,306 people lived in Morgan County on July 1, 2025. That ranks #1,478 of 3,222 county equivalents nationally and #21 of 64 in Colorado. Since the April 1, 2020 estimates base of 29,110, the population has grown by 1,196 (+4.1%), compared with +4.1% for Colorado as a whole.
With 1,280.5 square miles of land, that is 24 people per square mile (9.1 per km²), placing Morgan County #2,182 nationally for density and #20 in Colorado. The median county equivalent has 47 people per square mile; the Colorado median is 11. Put another way, there are about 27 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 29,080 | 29,020 | 29,492 | 29,945 | 30,316 | 30,306 |
| Change | — | −60 | +472 | +453 | +371 | −10 |
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 Morgan County
5 incorporated places lie at least partly in Morgan County. Together they are home to 20,295 people (67%); the other 10,011 (33%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Fort Morgan city, with 11,841 residents in the county. Among places with at least 1,000 residents in 2020, Wiggins town grew fastest since then (+33.3%).
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Fort Morgan cityCounty seat | 11,841 | +2.1% | 5.462 |
| Brush city | 5,337 | +0.1% | 2.838 |
| Wiggins town | 1,868 | +33.3% | 1.323 |
| Log Lane Village town | 937 | +4.3% | 0.196 |
| Hillrose town | 312 | +0.6% | 0.189 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Morgan County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Morgan County is a central county of the Fort Morgan, CO Micropolitan Statistical Area. Morgan County is the area’s only county equivalent, so the micro area has the same 1,280.5 square miles of land. By combined land it ranks #131 of 542 micropolitan areas, and #436 by population.
ZIP codes
10 ZIP Code Tabulation Areas have land in Morgan County; 7 of them have most of their land inside the county, and the others mainly cover neighboring areas.
80649806538065480701807058072380733807418074280750
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 Morgan County
Morgan County shares a land border with 4 county equivalents. It has more land than 1 of them. The largest neighbor is Weld County (3,985 mi²) and the smallest is Adams County (1,166.8 mi²). Together with its neighbors, Morgan County forms a block of 10,788.9 mi² of land, of which it holds 11.9%.
| Bordering county equivalent | Land mi² | Size vs. Morgan | Compare |
|---|---|---|---|
| Weld County | 3,985 | 3.1× larger | Compare |
| Washington County | 2,518.1 | 2× larger | Compare |
| Logan County | 1,838.6 | 1.4× larger | Compare |
| Adams County | 1,166.8 | 1.1× smaller | Compare |
How big is Morgan County compared with U.S. states?
Morgan County has more land than 1 of the 50 states. It is about 1.2 times the land area of Rhode Island (1,033.9 mi²), while Delaware, the next larger state, has 1.5 times as much land (1,948.6 mi²). Colorado’s county land could hold about 81 areas the size of Morgan County.
Another way to picture it: the same land area would fill a square about 35.8 miles (57.6 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 Morgan County?
Morgan County has more land than 2,752 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 Morgan County at #536 nationally by total area, 66 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 1%, compared with a national county-equivalent median of 1.2% — 0.1 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 Morgan County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #469 | Walsh County, North Dakota | 1,281.6 | Compare |
| #470 | Morgan County, Colorado | 1,280.5 | This county |
| #471 | Maverick County, Texas | 1,279.5 | 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 40.262085, -103.807235. 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: 3,316,461,696 m²; AWATER: 34,642,891 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 Morgan County?
Morgan County, Colorado has 1,280.5 square miles (3,316.5 km²) of land and 13.4 square miles of water, for a total area of 1,293.9 square miles. It ranks #470 of 3,222 U.S. county equivalents by land area.
Is Morgan County the largest county in Colorado?
No. Morgan County ranks #36 of 64 in Colorado by land area. The largest is Las Animas County, with 4,772.9 square miles of land.
What counties border Morgan County?
Morgan County shares a land border with Weld County, Washington County, Adams County, and Logan County.
What is the population of Morgan County?
The Census Bureau estimates Morgan County had 30,306 residents on July 1, 2025, ranking #1,478 of 3,222 county equivalents. That is 24 people per square mile of land.
What is the county seat of Morgan County?
The county seat of Morgan County is Fort Morgan.
What cities and towns are in Morgan County?
Morgan County has 5 incorporated places. The most populous are Fort Morgan city, Brush city, Wiggins town, Log Lane Village town, and Hillrose town; 10,011 residents live outside any incorporated place.
Is Morgan County part of a metropolitan area?
Yes. It is a central county of the Fort Morgan, CO Micropolitan Statistical Area.
How many ZIP codes are in Morgan County?
10 ZIP Code Tabulation Areas have land in Morgan County, and 7 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Morgan County compare with U.S. states?
It has more land than 1 of the 50 states, including Rhode Island (1,033.9 square miles of land).
How many acres of land are in Morgan County?
The land measurement converts to approximately 819,516 acres. Including water, total area is approximately 828,076 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.