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WASHINGTON VS.
MONONGAHELA
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2025 Compare Cities People:
Washington, PA vs Monongahela, PA
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Highlights
- Monongahela is 0% more densely populated than Washington.
- People are 49.7% more likely to be married in Monongahela.
- The Median Age is 4.8 years older in Monongahela.
Washington, PA
Monongahela, PA
United States
Population
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4,168
329,725,481
Female Population
49.9%
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50.5%
Male Population
50.2%
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49.5%
Median Age
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41.3
38.4
space3
Population - 2010
14,026
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309,327,143
Population - 2000
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4,761
285,036,114
Population - 1990
15,864
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251,960,433
Pop. 2000 to Now
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-14.1%
15.6%
Pop. 1990 to Now
-16.5%
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30.8%
space4
Population Density
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2,178.8
93.4
Land Area
2.9
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3,531,905.4
Water Area
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0.2
264,836.8
space
Est. Total Population By Age
Washington, PA
Monongahela, PA
United States
Age 0 to 4
6.3%
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5.9%
Age 5 to 9
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5.3%
6.1%
Age 10 to 14
3.4%
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6.6%
Age 15 to 17
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3.9%
3.9%
Age 18 to 20
9.3%
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4.0%
Age 21 to 24
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7.8%
5.2%
Age 25 to 34
14.4%
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13.8%
Age 35 to 44
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14.5%
12.9%
Age 45 to 54
13.6%
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12.6%
Age 55 to 59
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7.7%
6.7%
Age 60 to 64
5.2%
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6.3%
Age 65 to 74
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9.2%
9.6%
Age 75 to 84
3.8%
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4.5%
Age 85 and over
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2.3%
1.9%
space1
Race
Washington, PA
Monongahela, PA
United States
White
72.7%
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59.4%
Black
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2.1%
12.2%
Asian
1.8%
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5.6%
Native American
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0.0%
0.6%
Hawaiian, Pacific Islander
0.0%
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0.2%
Other
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0.0%
0.4%
Two or More Races
6.4%
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3.2%
Hispanic
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0.5%
18.4%
space2
Marriage & Family
Washington, PA
Monongahela, PA
United States
Married Population
29.4%
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49.8%
Currently Married
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41.5%
48.0%
Married but Separated
1.3%
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1.8%
Single Population
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56.0%
50.2%
Never Married
48.0%
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33.8%
Divorced
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15.0%
10.8%
Widowed
6.7%
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5.6%
space5
Household Size
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2.34
2.60
Households
5,667
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124,010,992
Family Households
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1,008
80,755,759
Married couple, w/children
18.3%
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30.5%
Married couple, no children
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42.3%
42.9%
Non Family Households
3,002
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43,255,233
Single householder, w/children
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18.2%
15.8%
Single householder, no children
20.4%
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10.8%
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Learn More About Washington, Pennsylvania
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