Allegheny County Population 2017

Allegheny County's estimated population is 1,225,365 with a growth rate of -0.32% in the past year according to the most recent United States census data. Allegheny County is the 2nd largest county in Pennsylvania.

Year Population Growth Growth Rate
20161,225,365-3,933-0.32%
20151,229,298-3,368-0.27%
20141,232,666-965-0.08%
20131,233,6312,7890.23%
20121,230,8423,3070.27%
20111,227,5353,5630.29%
20101,223,972-112,477-8.42%
19901,336,449-113,636-7.84%
19801,450,085-154,931-9.65%
19701,605,016-23,571-1.45%
19601,628,587113,3507.48%
19501,515,237103,6987.35%
19401,411,53937,1292.70%
19301,374,410188,60215.90%
19201,185,808167,34516.43%
19101,018,463243,40531.40%
1900775,058223,09940.42%
1890551,959196,09055.10%
1880355,86993,66535.72%
1870262,20483,37346.62%
1860178,83140,54129.32%
1850138,29057,05570.23%
184081,23530,68360.70%
183050,55215,63144.76%
182034,9219,60437.93%
181025,31710,23067.81%
180015,0874,77846.35%
179010,3090.00%

Allegheny County Population Growth

Population Data via

Allegheny County Race Data

Race Population Percentage
White992,27380.98%
Black or African American164,61813.43%
Asian44,4833.63%
Two or More Races25,5522.09%
American Indian and Alaska Native1,9730.16%
Native Hawaiian and Other Pacific Islander3990.03%

Allegheny County Population Pyramid

0k10k20k30k40k50kAllegheny County Male Population0k10k20k30k40k50kAllegheny County Female Population

Population of Cities in Allegheny County

City 2010 Census 2016 Estimated Growth Growth Rate
Pittsburgh305687303625-2062-0.67%
Bethel Park3231531911-404-1.25%
Monroeville2834127953-388-1.37%
West Mifflin2031319921-392-1.93%
Carnegie79727913-59-0.74%
Clairton67866616-170-2.51%
Oakmont630364281251.98%
Coraopolis56775536-141-2.48%
Duquesne55655516-49-0.88%
Turtle Creek53495221-128-2.39%
Bridgeville51485046-102-1.98%
Tarentum45304419-111-2.45%
Glassport44834377-106-2.36%
Sewickley3831383320.05%
Springdale34053344-61-1.79%
Pitcairn32943215-79-2.40%
Brackenridge32603180-80-2.45%
Homestead31653161-4-0.13%
Verona24742419-55-2.22%
Wilmerding21852135-50-2.29%
Braddock21592118-41-1.90%
East Pittsburgh18221776-46-2.52%
Dravosburg17921746-46-2.57%
Cheswick17461714-32-1.83%
Elizabeth14931485-8-0.54%
Oakdale14591456-3-0.21%
Leetsdale12181187-31-2.55%
West Elizabeth518502-16-3.09%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990