Monongahela is a city located in Allegheny County and Washington County Pennsylvania. Monongahela has a 2024 population of 4,066. Monongahela is currently declining at a rate of -0.51% annually and its population has decreased by -2.02% since the most recent census, which recorded a population of 4,150 in 2020.
The average household income in Monongahela is $65,758 with a poverty rate of 15.37%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Monongahela is 42.4 years, 37.9 years for males, and 44.4 years for females.
According to the most recent ACS, the racial composition of Monongahela was:
White
Two or more races
Black or African American
Asian
Native American
Native Hawaiian or Pacific Islander
Other race
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,932 | 2.14 | 66.9 | 33.1 |
| Non Family | 927 | 1.23 | 56.5 | 43.5 |
| Married | 736 | 2.91 | 82.9 | 17.1 |
| Female | 205 | 3.49 | 61 | 39 |
| Male | 64 | 2.2 | 51.6 | 48.4 |
2.92
Average Family Size
2.14
Average Household Size
66.9%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 20.73%.
All
Male
Female
$38,069
Average Earnings
$42,130
Average Male
$29,347
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
98.86% of Monongahela residents speak only English, while 1.14% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.71% of the population.
rate
15.37%
Overall Poverty Rate
9.71%
Male Poverty Rate
20.76%
Female Poverty Rate
The race most likely to be in poverty in Monongahela is Black, with 34.12% below the poverty level.
The race least likely to be in poverty in Monongahela is Hispanic, with 7.69% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.62%. Among those working part-time, it was 24.63%, and for those that did not work, the poverty rate was 23.37%.
Married
Widowed
Divorced
Separated
NeverMarried
42.3%
Overall Marriage Rate
46.8%
Male Marriage Rate
38.4%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
2.66%
Veteran Poverty Rate
44.11%
Veteran Disability Rate
LaborForceParticipation
62.4%
Labor Force Participation
57.5%
Employment Rate
7.8%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
88.62%
Born in Monongahela
98.43%
Native Born
1.57%
Foreign Born
0%
Non Citizen
1.57%
Naturalized
98.43% of Monongahela residents were born in the United States, with 88.62% having been born in Pennsylvania. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 3,961 | -21 | -0.53% |
| 2028 | 3,982 | -21 | -0.52% |
| 2027 | 4,003 | -21 | -0.52% |
| 2026 | 4,024 | -21 | -0.52% |
| 2025 | 4,045 | -21 | -0.52% |
| 2024 | 4,066 | -21 | -0.51% |
| 2023 | 4,087 | -21 | -0.51% |
| 2022 | 4,108 | -25 | -0.6% |
| 2021 | 4,133 | -17 | -0.41% |
| 2020 | 4,150 | 43 | 1.05% |
| 2019 | 4,107 | -23 | -0.56% |
| 2018 | 4,130 | -18 | -0.43% |
| 2017 | 4,148 | -18 | -0.43% |
| 2016 | 4,166 | -38 | -0.9% |
| 2015 | 4,204 | -15 | -0.36% |
| 2014 | 4,219 | -23 | -0.54% |
| 2013 | 4,242 | -29 | -0.68% |
| 2012 | 4,271 | -7 | -0.16% |
| 2011 | 4,278 | -19 | -0.44% |
| 2010 | 4,297 | -464 | -9.75% |
| 2000 | 4,761 | -167 | -3.39% |
| 1990 | 4,928 | -1,022 | -17.18% |
| 1980 | 5,950 | -1,163 | -16.35% |
| 1970 | 7,113 | -1,275 | -15.2% |
| 1960 | 8,388 | -534 | -5.99% |
| 1950 | 8,922 | 97 | 1.1% |
| 1940 | 8,825 | 150 | 1.73% |
| 1930 | 8,675 | -13 | -0.15% |
| 1920 | 8,688 | 1,090 | 14.35% |
| 1910 | 7,598 | 2,425 | 46.88% |
| 1900 | 5,173 | 1,077 | 26.29% |
| 1890 | 4,096 | 1,192 | 41.05% |
| 1880 | 2,904 | 0 | 0% |