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Where am ILOCATED

Allegheny County, Pennsylvania

Allegheny County, Pennsylvania, has 1,225,035 residents (July 2025 estimate). Its county seat is Pittsburgh. It uses Eastern Time and covers 730 sq mi (1,891 km²) of land.

PhiladelphiaAllentown
Allegheny County in Pennsylvania
Westmoreland CountyPittsburghBethel ParkMonroevillePlumAllison Park
Allegheny County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
1,225,035
Land area
730 sq mi (1,891 km²)
County seat or government
Pittsburgh
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$78,548 ± $994
Median home value
$227,600 ± $1,801
Median rent, with utilities
$1,153 ± $10
Homes lived in by their owners
65.2% ± 0.5 points
County type
County
Metro or micro area
Pittsburgh, PA metro areaCentral county
Water area
14.3 sq mi (37 km²)
State
Pennsylvania
County code (FIPS)
42003
Coordinates (central point)
40.469757, -79.980451
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Allegheny County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 1564246,325 people
  2. 1523743,588 people
  3. 1510842,799 people
  4. 1506836,203 people
  5. 1523533,951 people
  6. 1523631,313 people
  7. 1521330,466 people
  8. 1510230,344 people
  9. 1522129,374 people
  10. 1520629,056 people
  11. 1522728,460 people
  12. 1514628,332 people
All 119
  1. 1521227,652 people
  2. 1504427,370 people
  3. 1510126,036 people
  4. 1521725,795 people
  5. 1509025,763 people
  6. 1521025,227 people
  7. 1520524,060 people
  8. 1513622,623 people
  9. 1524122,294 people
  10. 1514321,851 people
  11. 1521621,471 people
  12. 1523921,410 people
  13. 1604619,757 people
  14. 1520219,564 people
  15. 1510619,244 people
  16. 1513218,898 people
  17. 1512218,816 people
  18. 1522818,236 people
  19. 1512018,029 people
  20. 1501717,782 people
  21. 1522017,644 people
  22. 1502516,939 people
  23. 1505716,583 people
  24. 1514715,798 people
  25. 1522915,188 people
  26. 1566814,584 people
  27. 1511614,461 people
  28. 1521414,048 people
  29. 1523414,014 people
  30. 1522613,999 people
  31. 1524313,456 people
  32. 1521813,379 people
  33. 1520113,333 people
  34. 1523812,868 people
  35. 1507112,663 people
  36. 1520912,328 people
  37. 1521511,907 people
  38. 1500311,387 people
  39. 1521911,376 people
  40. 1523211,349 people
  41. 1520710,961 people
  42. 1506510,894 people
  43. 1512910,789 people
  44. 1521110,728 people
  45. 1522410,665 people
  46. 1506310,525 people
  47. 1503710,417 people
  48. 1520310,370 people
  49. 1520810,094 people
  50. 1605910,062 people
  51. 1513710,043 people
  52. 150849,743 people
  53. 150059,570 people
  54. 150249,325 people
  55. 160558,993 people
  56. 152048,467 people
  57. 151318,209 people
  58. 150858,062 people
  59. 151048,034 people
  60. 153327,678 people
  61. 151267,276 people
  62. 150896,789 people
  63. 151396,702 people
  64. 151456,695 people
  65. 152236,255 people
  66. 151336,112 people
  67. 152825,772 people
  68. 152225,725 people
  69. 151105,149 people
  70. 151354,859 people
  71. 150454,368 people
  72. 150264,175 people
  73. 151443,771 people
  74. 151123,655 people
  75. 150143,095 people
  76. 151403,032 people
  77. 152332,596 people
  78. 151482,351 people
  79. 150462,141 people
  80. 153212,025 people
  81. 150352,002 people
  82. 150341,643 people
  83. 151421,513 people
  84. 150151,291 people
  85. 152251,085 people
  86. 150561,041 people
  87. 150301,018 people
  88. 150761,010 people
  89. 15049974 people
  90. 15083913 people
  91. 15086788 people
  92. 15018712 people
  93. 15020481 people
  94. 15031382 people
  95. 15064360 people
  96. 15088344 people
  97. 15051329 people
  98. 15082275 people
  99. 15007256 people
  100. 15047203 people
  101. 15006180 people
  102. 15028128 people
  103. 1527586 people
  104. 1507522 people
  105. 151232 people
  106. 152600 people
  107. 152900 people

119 ZIP Code areas overlap Allegheny County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Allegheny County, largest first

  1. Ross Township32,939 people
  2. McCandless Township29,100 people
  3. Shaler Township27,538 people
  4. Moon Township26,902 people
  5. Upper St. Clair Township20,863 people
  6. South Fayette Township18,460 people
  7. Hampton Township18,185 people
  8. Scott Township17,270 people
  9. North Fayette Township16,107 people
  10. Robinson Township15,534 people
  11. Pine Township15,224 people
  12. South Park Township13,706 people
All 40
  1. Elizabeth Township12,690 people
  2. West Deer Township12,228 people
  3. Richland Township11,844 people
  4. Marshall Township10,226 people
  5. Harrison Township9,949 people
  6. North Versailles Township9,845 people
  7. O'Hara Township9,109 people
  8. Collier Township8,972 people
  9. Kennedy Township8,549 people
  10. Indiana Township7,309 people
  11. Ohio Township7,228 people
  12. Findlay Township6,698 people
  13. Stowe Township6,294 people
  14. Wilkins Township6,212 people
  15. Reserve Township3,180 people
  16. Harmar Township3,075 people
  17. Forward Township3,009 people
  18. Fawn Township2,197 people
  19. Crescent Township2,141 people
  20. Baldwin Township1,987 people
  21. Aleppo Township1,747 people
  22. Leet Township1,530 people
  23. Springdale Township1,436 people
  24. East Deer Township1,389 people
  25. Neville Township1,085 people
  26. Frazer Township1,040 people
  27. Kilbuck Township704 people
  28. South Versailles Township312 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in Pennsylvania, by county

School districts in Allegheny County, largest first

  1. Pittsburgh School District308,078 people
  2. North Allegheny School District55,833 people
  3. Woodland Hills School District44,380 people
  4. Penn Hills School District40,518 people
  5. North Hills School District39,472 people
  6. Baldwin-Whitehall School District37,855 people
  7. Shaler Area School District37,381 people
  8. Norwin School District36,775 people
  9. Mount Lebanon School District33,370 people
  10. Bethel Park School District33,282 people
  11. Chartiers Valley School District32,162 people
  12. Gateway School District31,327 people
All 47
  1. Fox Chapel Area School District29,065 people
  2. Moon Area School District29,043 people
  3. Montour School District28,501 people
  4. McKeesport Area School District28,017 people
  5. Penn-Trafford School District27,289 people
  6. Pine-Richland School District26,990 people
  7. Plum Borough School District26,723 people
  8. Ringgold School District24,713 people
  9. West Allegheny School District24,294 people
  10. West Jefferson Hills School District21,060 people
  11. Upper St. Clair School District20,863 people
  12. Keystone Oaks School District20,704 people
  13. West Mifflin Area School District20,330 people
  14. Highlands School District19,562 people
  15. South Fayette Township School District18,460 people
  16. Hampton Township School District18,185 people
  17. Elizabeth Forward School District17,070 people
  18. Steel Valley School District15,327 people
  19. Deer Lakes School District14,657 people
  20. Carlynton School District14,473 people
  21. East Allegheny School District14,171 people
  22. Wilkinsburg Borough School District14,027 people
  23. South Park School District13,706 people
  24. Quaker Valley School District13,496 people
  25. Northgate School District12,802 people
  26. Avonworth School District12,620 people
  27. Sto-Rox School District12,080 people
  28. South Allegheny School District11,230 people
  29. Brentwood Borough School District9,866 people
  30. Allegheny Valley School District9,491 people
  31. Riverview School District9,226 people
  32. Fort Cherry School District7,957 people
  33. Cornell School District6,502 people
  34. Clairton City School District6,044 people
  35. Duquesne City School District5,149 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Pittsburgh, Pennsylvania (city)304,759 people
  2. Bethel Park, Pennsylvania (municipality)32,881 people
  3. Monroeville, Pennsylvania (municipality)28,295 people
  4. Plum, Pennsylvania (borough)26,723 people
  5. Allison Park, Pennsylvania (CDP)22,045 people
  6. Baldwin, Pennsylvania (borough)21,057 people
  7. West Mifflin, Pennsylvania (borough)19,190 people
  8. McKeesport, Pennsylvania (city)17,380 people
  9. Franklin Park, Pennsylvania (borough)15,235 people
  10. Whitehall, Pennsylvania (borough)14,811 people
  11. Wilkinsburg, Pennsylvania (borough)14,027 people
  12. Carnot-Moon, Pennsylvania (CDP)13,534 people
All 117
  1. Jefferson Hills, Pennsylvania (borough)12,317 people
  2. Munhall, Pennsylvania (borough)10,548 people
  3. Brentwood, Pennsylvania (borough)9,866 people
  4. Glenshaw, Pennsylvania (CDP)9,139 people
  5. Swissvale, Pennsylvania (borough)8,418 people
  6. Pleasant Hills, Pennsylvania (borough)8,399 people
  7. Castle Shannon, Pennsylvania (borough)8,209 people
  8. Bellevue, Pennsylvania (borough)8,128 people
  9. Dormont, Pennsylvania (borough)8,063 people
  10. Carnegie, Pennsylvania (borough)7,978 people
  11. White Oak, Pennsylvania (borough)7,468 people
  12. Natrona Heights, Pennsylvania (CDP)6,903 people
  13. Oakmont, Pennsylvania (borough)6,702 people
  14. West View, Pennsylvania (borough)6,533 people
  15. Forest Hills, Pennsylvania (borough)6,286 people
  16. Clairton, Pennsylvania (municipality)6,044 people
  17. Crafton, Pennsylvania (borough)5,961 people
  18. McKees Rocks, Pennsylvania (borough)5,786 people

See all 117 cities, towns and communities in Allegheny County, largest first

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Washington County, Pennsylvania23 mi southwest
  2. Beaver County, Pennsylvania24 mi northwest
  3. Westmoreland County, Pennsylvania29 mi east
  4. Butler County, Pennsylvania31 mi north

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.