County outline
Where Cambria County is located
Area breakdown
Land accounts for 99.2% of Cambria County’s measured area and water for 0.8%. Its combined area converts to 1,795.5 square kilometers or approximately 443,668 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 687.963 | 1,781.816 | 440,296.3 |
| Water | 5.268 | 13.644 | 3,371.5 |
| Total | 693.231 | 1,795.46 | 443,667.8 |
How Cambria County compares
By original Census land area, Cambria County ranks #31 of 67 in Pennsylvania and #1361 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.053 times the Pennsylvania county-equivalent median of 653.3 square miles. It accounts for 1.5% of the combined county land area in the state.
See the complete Pennsylvania ranking · What counts as a county equivalent?
Population and density of Cambria County
The Census Bureau estimates that 128,968 people lived in Cambria County on July 1, 2025. That ranks #516 of 3,222 county equivalents nationally and #26 of 67 in Pennsylvania. Since the April 1, 2020 estimates base of 133,464, the population has declined by 4,496 (−3.4%), compared with +0.4% for Pennsylvania as a whole.
With 688 square miles of land, that is 187 people per square mile (72 per km²), placing Cambria County #661 nationally for density and #28 in Pennsylvania. The median county equivalent has 47 people per square mile; the Pennsylvania median is 137. Put another way, there are about 3.4 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 133,200 | 132,251 | 131,399 | 130,590 | 129,905 | 128,968 |
| Change | — | −949 | −852 | −809 | −685 | −937 |
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 Cambria County
Cambria County is divided into 63 municipalities and townships. In Pennsylvania, county subdivisions are local governments, and together they cover all of the county’s land and residents.
The most populous is Johnstown city, with 17,654 residents (13.7% of the county). The largest by land is Cambria township, at 49.6 mi², or 7.2% of the county’s land. The county seat, Ebensburg borough, has 3,228 residents.
| County subdivision | Population 2025 | Since 2020 | Land mi² | Share of county land |
|---|---|---|---|---|
| Johnstown city | 17,654 | −4.1% | 5.913 | 0.9% |
| Richland township | 11,936 | −2.7% | 20.7 | 3% |
| Cambria township | 5,672 | −2.3% | 49.6 | 7.2% |
| Adams township | 5,558 | −3.1% | 45.8 | 6.7% |
| Upper Yoder township | 4,985 | −3.4% | 11.7 | 1.7% |
| Westmont borough | 4,747 | −3.9% | 2.331 | 0.3% |
| Jackson township | 4,076 | −3.9% | 47.8 | 7% |
| Northern Cambria borough | 3,399 | −4% | 3.008 | 0.4% |
| Portage township | 3,335 | −3.4% | 24.7 | 3.6% |
| Ebensburg boroughCounty seat | 3,228 | −3.9% | 1.677 | 0.2% |
| Cresson township | 2,809 | −0.6% | 12.1 | 1.8% |
| Allegheny township | 2,730 | −3.9% | 29.7 | 4.3% |
| Stonycreek township | 2,637 | −4% | 3.471 | 0.5% |
| Nanty-Glo borough | 2,413 | −3.9% | 1.891 | 0.3% |
| East Taylor township | 2,344 | −3.7% | 9.042 | 1.3% |
Show the other 48 subdivisions
| Name | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Portage borough | 2,344 | −4.1% | 0.661 |
| Lower Yoder township | 2,335 | −3.8% | 13.1 |
| Croyle township | 2,275 | −1.9% | 18.1 |
| Geistown borough | 2,263 | −4% | 1.062 |
| Summerhill township | 2,231 | −3.3% | 28.8 |
| Barr township | 1,996 | −2.4% | 31.5 |
| Southmont borough | 1,957 | −4.2% | 1.052 |
| Conemaugh township | 1,880 | −3% | 11.2 |
| Susquehanna township | 1,840 | −3.6% | 27.9 |
| Blacklick township | 1,831 | −2.5% | 31.2 |
| Patton borough | 1,656 | −4% | 0.885 |
| Clearfield township | 1,569 | −2.1% | 30.9 |
| Ferndale borough | 1,485 | −4.2% | 0.39 |
| Cresson borough | 1,465 | −3.9% | 0.478 |
| Gallitzin borough | 1,465 | −4.1% | 0.714 |
| East Carroll township | 1,413 | −2.4% | 24.9 |
| Reade township | 1,402 | −2.8% | 38.7 |
| Gallitzin township | 1,250 | −2.1% | 17 |
| Hastings borough | 1,168 | −4% | 0.551 |
| West Carroll township | 1,140 | −3.3% | 10.6 |
| Loretto borough | 1,135 | −4.8% | 0.944 |
| East Conemaugh borough | 1,034 | −4.2% | 0.275 |
| Elder township | 1,016 | −1.9% | 13.2 |
| Carrolltown borough | 998 | −4.1% | 0.67 |
| Dale borough | 947 | −4.1% | 0.175 |
| White township | 909 | −1.2% | 20.3 |
| South Fork borough | 907 | −4.1% | 0.457 |
| Washington township | 862 | +2.3% | 13.3 |
| Lilly borough | 842 | −3.4% | 0.507 |
| Scalp Level borough | 716 | −4.3% | 0.669 |
| West Taylor township | 708 | −3.9% | 6.09 |
| Brownstown borough | 664 | −4.3% | 0.235 |
| Munster township | 638 | −3.3% | 14.3 |
| Middle Taylor township | 634 | −3.8% | 4.578 |
| Sankertown borough | 613 | −2.9% | 0.296 |
| Lorain borough | 568 | −4.2% | 0.338 |
| Chest township | 474 | +0.4% | 28.7 |
| Summerhill borough | 461 | −4.2% | 0.32 |
| Vintondale borough | 399 | −4.3% | 0.451 |
| Dean township | 325 | −1.5% | 20.7 |
| Daisytown borough | 283 | −3.7% | 0.233 |
| Franklin borough | 263 | −4.4% | 0.597 |
| Ashville borough | 206 | −2.8% | 0.177 |
| Tunnelhill borough | 198 | −3.9% | 0.232 |
| Wilmore borough | 198 | −3.9% | 0.377 |
| Ehrenfeld borough | 196 | −2.5% | 0.434 |
| Cassandra borough | 153 | −3.8% | 0.076 |
| Chest Springs borough | 133 | −3.6% | 0.193 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each subdivision inside Cambria County. Land: 2026 Census Gazetteer. How communities are listed.
Metropolitan area
Cambria County is a central county of the Johnstown, PA Metropolitan Statistical Area. Cambria County is the area’s only county equivalent, so the metro area has the same 688 square miles of land. By combined land it ranks #324 of 393 metropolitan areas, and #321 by population. It belongs to the Johnstown-Somerset, PA Combined Statistical Area.
ZIP codes
52 ZIP Code Tabulation Areas have land in Cambria County; 47 of them have most of their land inside the county, and the others mainly cover neighboring areas.
15714157221572415737157381576015762157731577515901159021590415905159061590915921159221592515927159301593115934159381594015942159431594515946159481595115952159551595615957159581596015961159621596316613166191662416627166301663616639166401664116646166681667516699
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 Cambria County
Cambria County shares a land border with 6 county equivalents. It has more land than 1 of them. The largest neighbor is Clearfield County (1,144.9 mi²) and the smallest is Blair County (525.1 mi²). Together with its neighbors, Cambria County forms a block of 6,300.1 mi² of land, of which it holds 10.9%.
| Bordering county equivalent | Land mi² | Size vs. Cambria | Compare |
|---|---|---|---|
| Clearfield County | 1,144.9 | 1.7× larger | Compare |
| Somerset County | 1,075 | 1.6× larger | Compare |
| Westmoreland County | 1,027.7 | 1.5× larger | Compare |
| Bedford County | 1,012 | 1.5× larger | Compare |
| Indiana County | 827.4 | 1.2× larger | Compare |
| Blair County | 525.1 | 1.3× smaller | Compare |
How big is Cambria County compared with U.S. states?
Cambria County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.5 times as much. Pennsylvania’s county land could hold about 65 areas the size of Cambria County.
Another way to picture it: the same land area would fill a square about 26.2 miles (42.2 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 Cambria County?
Cambria County has more land than 1,861 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 Cambria County at #1,456 nationally by total area, 95 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 0.8%, compared with a national county-equivalent median of 1.2% — 0.4 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 Cambria County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #1360 | Suwannee County, Florida | 688.6 | Compare |
| #1361 | Cambria County, Pennsylvania | 688 | This county |
| #1362 | Phillips County, Colorado | 687.9 | 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 40.510419, -78.710653. 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: 1,781,816,318 m²; AWATER: 13,645,126 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 Cambria County?
Cambria County, Pennsylvania has 688 square miles (1,781.8 km²) of land and 5.268 square miles of water, for a total area of 693.2 square miles. It ranks #1361 of 3,222 U.S. county equivalents by land area.
Is Cambria County the largest county in Pennsylvania?
No. Cambria County ranks #31 of 67 in Pennsylvania by land area. The largest is Lycoming County, with 1,228.9 square miles of land.
What counties border Cambria County?
Cambria County shares a land border with Blair County, Indiana County, Clearfield County, Somerset County, Westmoreland County, and Bedford County.
What is the population of Cambria County?
The Census Bureau estimates Cambria County had 128,968 residents on July 1, 2025, ranking #516 of 3,222 county equivalents. That is 187 people per square mile of land.
What is the county seat of Cambria County?
The county seat of Cambria County is Ebensburg.
What cities and towns are in Cambria County?
Cambria County has 63 county subdivisions (cities, towns and townships). The most populous five are Johnstown city, Richland township, Cambria township, Adams township, and Upper Yoder township.
Is Cambria County part of a metropolitan area?
Yes. It is a central county of the Johnstown, PA Metropolitan Statistical Area.
How many ZIP codes are in Cambria County?
52 ZIP Code Tabulation Areas have land in Cambria County, and 47 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Cambria County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.5 times as much land.
How many acres of land are in Cambria County?
The land measurement converts to approximately 440,296 acres. Including water, total area is approximately 443,668 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.