Butler County, Pennsylvania
As of the census of 2000, there were 174083 people, 65862 households, and 46839 families living in the county. The population density was 220.8 people per square mile (85.25/km˛), making its Pennsylvania's 25th most densely populated county. There were 69868 housing units at an average density of 88.6 per square mile (34.21/km˛). The average household size was 2.55 people, and the average family size was 3.04 people. In the county the population was spread out, with 24.6% under the age of 18, 8.8% from 18 to 24, 29.4% from 25 to 44, 23% from 45 to 64, and 14.3% who were 65 or older. For every 100 females there were 95.4 males. For every 100 females age 18 and over, there were 91.8 males. As of July 2008, the population was estimated at 182902, The racial or ethnic makeup of the county was 97.28% White, 1.07% Black or African American, 0.1% American Indian, 0.91% Asian, 0.04% Native Hawaiian, and 0.61% from two or more races.
The median income for a household in the county was $42308, making it the 14th highest county by median household income in Pennsylvania. The median income for a family in the county was $51215, making it the 12th wealthiest county by median family income among the Pennsylvania. The per capita income for the county was $20794, making it the 12th highest county by per capita income in Pennsylvania.
In 2000, 45627 pupils and students, of which 22947 are male and 22680 are female, 26.21% of the total population, are in the education system. Of which, total enrollment of student are in, 3214 nursery or pri school, 2228 kindergarten, 20293 elementary school, 9638 high school and 10254 College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Bruin Borough | Butler County | 1.73 | 1.73 | 0 | 534 | 308.8 | 13136 | 29554 |
| 2 | Butler City | Butler County | 2.69 | 2.69 | 0 | 15121 | 5611.3 | 16457 | 25154 |
| 3 | Callery Borough | Butler County | 0.53 | 0.53 | 0 | 444 | 838.1 | 16049 | 42308 |
| 4 | Cherry Valley Borough | Butler County | 2.86 | 2.86 | 0 | 72 | 25.1 | 14915 | 51250 |
| 5 | Chicora Borough | Butler County | 0.56 | 0.55 | 0 | 1021 | 1841.9 | 17815 | 33000 |
| 6 | Connoquenessing Borough | Butler County | 1.43 | 1.43 | 0 | 564 | 395.4 | 17111 | 43864 |
| 7 | East Butler Borough | Butler County | 1.04 | 1.04 | 0 | 679 | 650.4 | 20242 | 34821 |
| 8 | Eau Claire Borough | Butler County | 1.37 | 1.37 | 0 | 355 | 258.4 | 14383 | 31181 |
| 9 | Evans City Borough | Butler County | 0.81 | 0.81 | 0 | 2009 | 2476.1 | 18931 | 41128 |
| 10 | Fairview Borough | Butler County | 0.14 | 0.14 | 0 | 220 | 1613.5 | 17997 | 48125 |
| 11 | Fernway Cdp | Butler County | 5.33 | 5.33 | 0 | 12188 | 2286.9 | 25759 | 62971 |
| 12 | Fox Run Cdp | Butler County | 2.4 | 2.4 | 0 | 3044 | 1266.5 | 24810 | 68182 |
| 13 | Harmony Borough | Butler County | 0.38 | 0.38 | 0 | 937 | 2468 | 21693 | 40833 |
| 14 | Harrisville Borough | Butler County | 0.82 | 0.82 | 0.01 | 883 | 1079.5 | 12683 | 31964 |
| 15 | Homeacre-lyndora Cdp | Butler County | 6.68 | 6.68 | 0 | 6685 | 1001.2 | 20705 | 32819 |
| 16 | Karns City Borough | Butler County | 0.38 | 0.38 | 0 | 244 | 645.8 | 15290 | 32125 |
| 17 | Mars Borough | Butler County | 0.45 | 0.45 | 0 | 1746 | 3906.5 | 17701 | 33073 |
| 18 | Meadowood Cdp | Butler County | 1.56 | 1.55 | 0.01 | 2912 | 1881.2 | 19616 | 48004 |
| 19 | Meridian Cdp | Butler County | 2.84 | 2.84 | 0 | 3794 | 1337.7 | 22962 | 48939 |
| 20 | Nixon Cdp | Butler County | 2.68 | 2.67 | 0.01 | 1404 | 526.7 | 27269 | 58864 |
| 21 | Oak Hills Cdp | Butler County | 3.23 | 3.23 | 0 | 2335 | 723.4 | 22106 | 46078 |
| 22 | Petrolia Borough | Butler County | 0.4 | 0.4 | 0 | 218 | 543.7 | 17358 | 29821 |
| 23 | Portersville Borough | Butler County | 0.82 | 0.82 | 0 | 268 | 328.4 | 17356 | 37750 |
| 24 | Prospect Borough | Butler County | 4.78 | 4.78 | 0 | 1234 | 258.4 | 17435 | 33452 |
| 25 | Saxonburg Borough | Butler County | 0.88 | 0.88 | 0 | 1629 | 1852.8 | 21931 | 32159 |
| 26 | Seven Fields Borough | Butler County | 0.84 | 0.84 | 0 | 1986 | 2374.8 | 29215 | 70625 |
| 27 | Shanor-northvue Cdp | Butler County | 6.74 | 6.72 | 0.02 | 4825 | 718.1 | 23852 | 43158 |
| 28 | Slippery Rock Borough | Butler County | 1.69 | 1.69 | 0 | 3068 | 1820.4 | 13538 | 24554 |
| 29 | Valencia Borough | Butler County | 0.39 | 0.39 | 0 | 384 | 996.2 | 16501 | 37500 |
| 30 | West Liberty Borough | Butler County | 3.95 | 3.91 | 0.04 | 325 | 83.1 | 17133 | 45446 |
| 31 | West Sunbury Borough | Butler County | 0.1 | 0.1 | 0 | 104 | 1021.8 | 12643 | 25625 |
| 32 | Zelienople Borough | Butler County | 2.17 | 2.13 | 0.04 | 4123 | 1938.1 | 23555 | 40250 |
| Year | Population |
|---|---|
| April 2000 census | 174083 |
| April 2000 Estimate | 174083 |
| July 2000 Estimate | 174519 |
| July 2001 Estimate | 175831 |
| July 2002 Estimate | 177472 |
| July 2003 Estimate | 178617 |
| July 2004 Estimate | 179343 |
| July 2005 Estimate | 179990 |
| July 2006 Estimate | 181070 |
| July 2007 Estimate | 181734 |
| July 2008 Estimate | 182902 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 1674 | 1540 | 3214 |
| Kindergarten | 1134 | 1094 | 2228 |
| Elementary school | 10421 | 9872 | 20293 |
| High school | 5125 | 4513 | 9638 |
| College or graduate school | 4593 | 5661 | 10254 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Butler County, Pennsylvania | $42308 | $51215 | $20794 |
| Pennsylvania, United States | $40106 | $49184 | $20880 |
| United States | $41994 | $50046 | $21587 |