Monaca Population

1840–2026

5,421

2026 projection

3.3% since 2020 (decrease)

02K4K6K8K10K1840186018801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Monaca. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,421-350.64%
20255,456-110.20%
20245,467-170.31%
20235,484-190.35%
20225,503-571.03%
20215,560-470.84%
20205,607+1843.39%
20195,423-390.71%
20185,462-510.93%
20175,513-661.18%

Showing 10 of 34 years.

Monaca Demographics

39median age

Median age

Female37.1 yrs
Male40.6 yrs

Adults

4,092
1,004 seniors · 25%3,088 other adults

Sex

Female 51.8% · 2,858Male 48.2% · 2,661

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 55 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Monaca Income

$73,538median household income

Median household income

$73,538

Half of households earn more, half earn less

Median earnings

$51,593

Typical yearly pay for a worker 25 or older.

Poverty rate

10.5%

About 1 in 10 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Monaca Marital Status

45% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married45%50%41%
Never married32%34%30%
Divorced14%10%17%
Widowed7%5%9%
Separated2%<1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201