West Mifflin, Pennsylvania Population 2020

19,425

West Mifflin is a city located in Pennsylvania. With a 2020 population of 19,425, it is the 28th largest city in Pennsylvania and the 1899th largest city in the United States. West Mifflin is currently declining at a rate of -0.71% annually and its population has decreased by -4.37% since the most recent census, which recorded a population of 20,313 in 2010. West Mifflin reached it's highest population of 28,070 in 1970. Spanning over 15 miles, West Mifflin has a population density of 1,367 people per square mile.

The average household income in West Mifflin is $67,750 with a poverty rate of 13.25%. The median rental costs in recent years comes to $585 per month, and the median house value is $98,800. The median age in West Mifflin is 45.2 years, 42.7 years for males, and 48.1 years for females. For every 100 females there are 92.0 males.

West Mifflin Demographics

According to the most recent ACS, the racial composition of West Mifflin was:

  • White: 85.82%
  • Black or African American: 10.72%
  • Two or more races: 3.04%
  • Other race: 0.20%
  • Asian: 0.13%
  • Native American: 0.08%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of West Mifflin, Pennsylvania is 19,425, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 19,703.The last official US Census in 2010 recorded the population at 20,313.

West Mifflin, Pennsylvania Population 2020

Population by Race

Race Population Percentage
White17,11885.82%
Black or African American2,13910.72%
Two or More Races6073.04%
Some Other Race400.20%
Asian260.13%
American Indian and Alaska Native160.08%

West Mifflin Population Pyramid 2020

West Mifflin Median Age

45.2


Total

42.7


Male

48.1


Female

West Mifflin Adults

There are 16,237 adults, (4,174 of whom are seniors) in West Mifflin.

West Mifflin Age Dependency

65.3

Age Dependency Ratio

34.6

Old Age Dependency Ratio

30.7

Child Dependency Ratio

West Mifflin Sex Ratio

Female

10,388

52.08%

Male

9,558

47.92%

West Mifflin Households and Families

West Mifflin Renter vs Owner Occupied by Household Type

West Mifflin Household Types

Type Owner Renter
Married92.1%7.9%
Male80.8%19.2%
All80.1%19.9%
Non Family72%28%
Female59.6%40.4%

80.1%

Rate of Home Ownership

Type Count Average Size Owned
All8,6552.2980.1
Married3,9232.9792.1
Non Family3,2261.1672
Female1,0163.0159.6
Male4902.8580.8

2.89

Average Family Size

2.29

Average Household Size

5.8%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

West Mifflin Education

Education Attained Count Percentage
Less Than 9th Grade1851.25%
9th to 12th Grade5613.79%
High School Graduate5,55337.55%
Some College3,18621.54%
Associates Degree1,98913.45%
Bachelors Degree2,21614.98%
Graduate Degree1,0997.43%

West Mifflin Educational Attainment by Race

Name Total High School Bachelors
White13,26412,6363,081
Black1,1971,084153
Hispanic17216543
Multiple Races15014627
Asian262616
Other Race1313

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 61.54%.

Name Average Male Female
Overall$40,682$46,717$33,000
Less Than High School$31,237$31,640$
High School Grad$32,981$43,346$20,941
Some College$39,118$46,750$34,009
Bachelors Degree$50,884$53,274$43,246
Graduate Degree$48,586$62,353$45,649

$40,682

Average Earnings

$46,717

Average Male

$33,000

Average Female

West Mifflin Language

West Mifflin Language by Age

West Mifflin Language

96.19% of West Mifflin residents speak only English, while 3.81% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.96% of the population.

West Mifflin Poverty

West Mifflin Poverty by Race

Name Total In Poverty Poverty Rate
White16,8481,5799.37%
Black2,11673434.69%
Multiple60525542.15%
Hispanic2567328.52%
Other4040100.00%
Native1616100.00%

13.25%

Overall Poverty Rate

11.54%

Male Poverty Rate

14.83%

Female Poverty Rate

Poverty in West Mifflin

The race most likely to be in poverty in West Mifflin is Native, with 100.00% below the poverty level.

The race least likely to be in poverty in West Mifflin is White, with 9.37% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.67%. Among those working part-time, it was 18.97%, and for those that did not work, the poverty rate was 19.53%.

Name Poverty
Less Than High School15.25%
High School13.19%
Some College11.52%
Bachelors or Greater3.63%
Name Poverty
Female Unemployed62.17%
Male Unemployed46.18%
Female Employed5.88%
Male Employed2.78%

West Mifflin Income

West Mifflin Income by Household Type

Name Median Mean
Households$53,056$67,750
Families$70,688$84,758
Married Families$85,509-
Non Families$27,002$35,543

West Mifflin Marital Status

West Mifflin Marital Status

Marriage Rates

48.4%

Overall Marriage Rate

51.8%

Male Marriage Rate

45.4%

Female Marriage Rate

West Mifflin Married by Age and Sex

West Mifflin Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

West Mifflin Marital Status by Race

West Mifflin Veterans

1,428

Number of Veterans

1,369

Male Veterans

59

Female Veterans

War Veterans
Vietnam574
Korea228
First Gulf War197
Second Gulf War135
World War II78

$West Mifflin Veterans by Education

3.65%

Veteran Poverty Rate

29.30%

Veteran Disability Rate

West Mifflin Employment Status

63.3%

Labor Force Participation

58.4%

Employment Rate

7.8%

Unemployment Rate

West Mifflin Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

89.91%

Born in Pennsylvania

98.75%

Native Born

1.25%

Foreign Born

0.42%

Non Citizen

Place of Birth

98.75% of West Mifflin residents were born in the United States, with 89.91% having been born in Pennsylvania. 0.42% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
202019,425-139-0.71%
201919,564-139-0.71%
201819,703-106-0.54%
201719,809-139-0.70%
201619,948-117-0.58%
201520,065-151-0.75%
201420,216-76-0.37%
201320,292-25-0.12%
201220,317-7-0.03%
201120,32490.04%
201020,315-2,149-1.00%
200022,464-1,180-0.51%
199023,644-2,678-1.07%
198026,322-1,748-0.64%
197028,0707810.28%
196027,2899,3044.26%
195017,9850.00%