Current State Atlas
Pennsylvania
United States of America
State
Population
13.1M
Land Area
44,742.3 sq mi
County Pages
67
County Map
Click a county to open its page.
67 clickable counties
Current Snapshot
Population
13,078,751
Households
5,361,724
Housing Units
5,861,320
Median Age
41.2 years
Density
292.3 / sq mi
County Pages
67
Population and Housing
| Measure | Value | Source | Vintage | Status |
|---|---|---|---|---|
| Population | 13,078,751 | ACS 1-Year | 2024 | Available |
| Households | 5,361,724 | ACS 1-Year | 2024 | Available |
| Housing Units | 5,861,320 | ACS 1-Year | 2024 | Available |
| Median Age | 41.2 years | ACS 1-Year | 2024 | Available |
| Population Density | 292.3 / sq mi | ACS 1-Year | 2024 | Available |
Income and Economy
| Measure | Value | Source | Vintage | Status |
|---|---|---|---|---|
| Median Household Income | $77,545 | ACS 1-Year | 2024 | Available |
| Per Capita Income | $44,674 | ACS 1-Year | 2024 | Available |
| GDP | $1.1T | BEA | Downloaded current release | Available |
| Real GDP Change | +1.9% | BEA | Downloaded current release | Available |
| Personal Income | $969.4B | BEA | Downloaded current release | Available |
| Personal Income Per Capita | $74,231 | BEA | Downloaded current release | Available |
Labor
| Measure | Value | Source | Vintage | Status |
|---|---|---|---|---|
| Labor Force | Unavailable | BLS | 2025 annual average requested on 2026-04-10 | NoMetrics |
| BLS public access was unavailable from this environment during this build; labor metrics were left null. | ||||
| Employment | Unavailable | BLS | 2025 annual average requested on 2026-04-10 | NoMetrics |
| BLS public access was unavailable from this environment during this build; labor metrics were left null. | ||||
| Unemployment | Unavailable | BLS | 2025 annual average requested on 2026-04-10 | NoMetrics |
| BLS public access was unavailable from this environment during this build; labor metrics were left null. | ||||
| Unemployment Rate | Unavailable | BLS | 2025 annual average requested on 2026-04-10 | NoMetrics |
| BLS public access was unavailable from this environment during this build; labor metrics were left null. | ||||
Land and Relief
| Measure | Value | Source | Vintage | Status |
|---|---|---|---|---|
| Land Area | 44,742.3 sq mi | Gazetteer | 2025 | Available |
| Water Area | 1,311.6 sq mi | Gazetteer | 2025 | Available |
| Water Share | 2.8% | Gazetteer | 2025 | Available |
| Minimum Elevation | -272 ft | USGS 3DEP | Requested on 2026-04-10 | Available |
| Mean Elevation | 1,239 ft | USGS 3DEP | Requested on 2026-04-10 | Available |
| Maximum Elevation | 3,207 ft | USGS 3DEP | Requested on 2026-04-10 | Available |
Source Ledger
| Source | Family | Vintage | Coverage | Load | Link |
|---|---|---|---|---|---|
| 2025 Gazetteer States | Gazetteer | 2025 | Present | Loaded | Open |
| TIGER/Line States | TIGER/Line | 2025 | Present | Loaded | Open |
| ACS 2024 1-year | ACS 1-Year | 2024 | Present | Loaded | Open |
| BEA State GDP and Income | BEA | Downloaded current release | Present | Loaded | Open |
| BLS LAUS | BLS | 2025 annual average requested on 2026-04-10 | NoMetrics | Loaded | Open |
| BLS public access was unavailable from this environment during this build; labor metrics were left null. | |||||
| USGS 3DEP | USGS 3DEP | Requested on 2026-04-10 | Present | Loaded | Open |
County Pages
67 pages
Provenance
| Measure | Value | Source | Vintage | Status |
|---|---|---|---|---|
| USPS | PA | Gazetteer | 2025 Gazetteer | Available |
| FIPS | 42 | Gazetteer | 2025 Gazetteer | Available |
| GEOID | 0400000US42 | Gazetteer | 2025 Gazetteer | Available |
| Internal Point Latitude | 40.904604 | Gazetteer | 2025 Gazetteer | Available |
| Internal Point Longitude | -77.827523 | Gazetteer | 2025 Gazetteer | Available |
| Last Built | 2026-04-11 03:01 UTC | Linea State | Current build | Available |
| Canonical Vintage | 2025 Gazetteer | Gazetteer | 2025 Gazetteer | Available |
| Geometry Vintage | TIGER/Line 2025 | TIGER/Line | TIGER/Line 2025 | Available |
| ACS Vintage | ACS 2024 1-year | ACS 1-Year | ACS 2024 1-year | Available |
| BEA Vintage | BEA state release current as downloaded | BEA | BEA state release current as downloaded | Available |
| BLS Vintage | BLS LAUS 2025 annual average | BLS | BLS LAUS 2025 annual average | Available |
| USGS Vintage | USGS 3DEP requested on 2026-04-10 | USGS 3DEP | USGS 3DEP requested on 2026-04-10 | Available |



Pennsylvania Counties
| County (Link to Page) | Founded | County Seat | Region of Pennsylvania | Population (2020 Census) | Area (sq mi) | Density (per sq mi) | Notes |
|---|---|---|---|---|---|---|---|
| Adams | 1800 | Gettysburg | South-Central | 105,780 | 522 | 203 | Gettysburg battlefield. |
| Allegheny | 1788 | Pittsburgh | Southwest | 1,250,578 | 730 | 1,713 | Pittsburgh metro hub. |
| Armstrong | 1800 | Kittanning | Western | 65,558 | 664 | 99 | Allegheny River valley. |
| Beaver | 1800 | Beaver | Western | 168,215 | 444 | 379 | Industrial, near Ohio. |
| Bedford | 1771 | Bedford | South-Central | 47,577 | 1,015 | 47 | Appalachian ridges. |
| Berks | 1752 | Reading | Southeast | 428,849 | 866 | 495 | Pennsylvania Dutch heritage. |
| Blair | 1846 | Hollidaysburg | Central | 122,822 | 527 | 233 | Altoona metro, railroads. |
| Bradford | 1810 | Towanda | Northern | 59,967 | 1,151 | 52 | Rural, gas extraction. |
| Bucks | 1682 | Doylestown | Southeast | 646,538 | 622 | 1,039 | Philadelphia suburbs. |
| Butler | 1800 | Butler | Western | 193,763 | 789 | 246 | Suburban Pittsburgh growth. |
| Cambria | 1804 | Ebensburg | Western | 133,472 | 694 | 192 | Johnstown flood history. |
| Cameron | 1860 | Emporium | North-Central | 4,547 | 398 | 11 | Least populous county. |
| Carbon | 1843 | Jim Thorpe | Northeast | 64,749 | 387 | 167 | Pocono Mountains. |
| Centre | 1800 | Bellefonte | Central | 158,172 | 1,113 | 142 | Penn State in State College. |
| Chester | 1682 | West Chester | Southeast | 534,413 | 760 | 703 | Affluent suburbs. |
| Clarion | 1839 | Clarion | Western | 37,241 | 610 | 61 | Clarion University. |
| Clearfield | 1804 | Clearfield | Central | 80,562 | 1,154 | 70 | Coal mining heritage. |
| Clinton | 1839 | Lock Haven | North-Central | 37,450 | 897 | 42 | Forested Appalachian terrain. |
| Columbia | 1813 | Bloomsburg | Northeast | 64,727 | 490 | 132 | Only PA county with an incorporated “town.” |
| Crawford | 1800 | Meadville | Northwest | 83,938 | 1,038 | 81 | Allegheny College. |
| Cumberland | 1750 | Carlisle | South-Central | 259,469 | 550 | 471 | Carlisle War College. |
| Dauphin | 1785 | Harrisburg | South-Central | 286,401 | 558 | 513 | State capital. |
| Delaware | 1789 | Media | Southeast | 576,830 | 191 | 3,019 | Very dense suburbs. |
| Elk | 1843 | Ridgway | North-Central | 30,990 | 832 | 37 | Elk herds, Allegheny forest. |
| Erie | 1800 | Erie | Northwest | 270,876 | 802 | 338 | Lake Erie port. |
| Fayette | 1783 | Uniontown | Southwest | 128,947 | 798 | 161 | Ohiopyle, Fallingwater. |
| Forest | 1848 | Tionesta | Northwest | 6,973 | 430 | 16 | Sparsely populated. |
| Franklin | 1784 | Chambersburg | South-Central | 155,932 | 772 | 202 | Civil War history. |
| Fulton | 1850 | McConnellsburg | South-Central | 14,556 | 438 | 33 | Rural Appalachian. |
| Greene | 1796 | Waynesburg | Southwest | 35,954 | 578 | 62 | Coal and gas industry. |
| Huntingdon | 1787 | Huntingdon | Central | 44,092 | 889 | 50 | Raystown Lake. |
| Indiana | 1803 | Indiana | Western | 83,246 | 834 | 100 | Indiana Univ. of PA. |
| Jefferson | 1804 | Brookville | Western | 45,200 | 657 | 69 | Punxsutawney Phil. |
| Juniata | 1831 | Mifflintown | Central | 23,509 | 394 | 60 | Rural Susquehanna Valley. |
| Lackawanna | 1878 | Scranton | Northeast | 215,896 | 465 | 464 | Anthracite coal region. |
| Lancaster | 1729 | Lancaster | Southeast | 552,984 | 984 | 562 | Amish communities. |
| Lawrence | 1849 | New Castle | Western | 86,184 | 363 | 237 | Glass/steel legacy. |
| Lebanon | 1813 | Lebanon | Southeast | 143,257 | 362 | 395 | Agricultural hub. |
| Lehigh | 1812 | Allentown | Eastern | 374,557 | 348 | 1,076 | Lehigh Valley metro. |
| Luzerne | 1786 | Wilkes-Barre | Northeast | 325,594 | 907 | 359 | Coal region, urban core. |
| Lycoming | 1795 | Williamsport | North-Central | 114,188 | 1,235 | 92 | Little League HQ. |
| McKean | 1804 | Smethport | North-Central | 40,432 | 984 | 41 | Oil & forests. |
| Mercer | 1800 | Mercer | Western | 110,652 | 683 | 162 | Shenango Valley; mix of manufacturing, small-town/rural communities. |
| Mifflin | 1789 | Lewistown | Central | 46,143 | 415 | 111 | Rural Susquehanna Valley; historic manufacturing and transportation hub. |
| Monroe | 1836 | Stroudsburg | Northeast | 168,327 | 617 | 273 | Pocono Mountains. |
| Montgomery | 1784 | Norristown | Southeast | 856,553 | 487 | 1,758 | Philadelphia suburbs. |
| Montour | 1850 | Danville | Central | 18,136 | 132 | 137 | Smallest area in PA. |
| Northampton | 1752 | Easton | Eastern | 312,951 | 377 | 830 | Lehigh Valley hub. |
| Northumberland | 1772 | Sunbury | Central | 91,647 | 478 | 192 | Historic Susquehanna River. |
| Perry | 1820 | New Bloomfield | Central | 45,842 | 556 | 82 | Rural, ridge & valley. |
| Philadelphia | 1682 | Philadelphia | Southeast | 1,603,797 | 135 | 11,876 | Largest city in PA. |
| Pike | 1814 | Milford | Northeast | 58,535 | 567 | 103 | Delaware Water Gap. |
| Potter | 1804 | Coudersport | North-Central | 16,396 | 1,081 | 15 | “God’s Country.” |
| Schuylkill | 1811 | Pottsville | Eastern | 143,049 | 779 | 183 | Coal & Yuengling brewery. |
| Snyder | 1855 | Middleburg | Central | 39,736 | 332 | 120 | Small rural county. |
| Somerset | 1795 | Somerset | Southwest | 74,129 | 1,081 | 69 | Flight 93 Memorial. |
| Sullivan | 1847 | Laporte | North-Central | 5,840 | 452 | 13 | Sparsely populated. |
| Susquehanna | 1810 | Montrose | Northeast | 38,434 | 832 | 46 | Dairy farms, rural. |
| Tioga | 1804 | Wellsboro | North-Central | 41,045 | 1,137 | 36 | “PA Grand Canyon.” |
| Union | 1813 | Lewisburg | Central | 42,744 | 317 | 135 | Bucknell Univ. |
| Venango | 1800 | Franklin | Northwest | 50,454 | 683 | 74 | Oil industry birthplace. |
| Warren | 1800 | Warren | Northwest | 38,587 | 898 | 43 | Allegheny National Forest. |
| Washington | 1781 | Washington | Southwest | 209,349 | 861 | 243 | Whiskey Rebellion. |
| Wayne | 1798 | Honesdale | Northeast | 51,155 | 751 | 68 | First U.S. railroad. |
| Westmoreland | 1773 | Greensburg | Southwest | 354,663 | 1,036 | 342 | Pittsburgh suburbs. |
| Wyoming | 1842 | Tunkhannock | Northeast | 26,069 | 405 | 64 | Rural Susquehanna Valley. |
| York | 1749 | York | South-Central | 456,438 | 911 | 501 | Manufacturing, history. |