Duncannon Population

2010–2026

1,462

2026 projection

0.5% since 2020 (decrease)

05001K1.5K2K201020122014201620182020202220242026

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 Duncannon. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,462-30.20%
20251,465+60.41%
20241,45900.00%
20231,459-60.41%
20221,46500.00%
20211,465-40.27%
20201,469-211.41%
20191,49000.00%
20181,490-30.20%
20171,493-30.20%

Showing 10 of 17 years.

Duncannon Demographics

43.5median age

Median age

Female45.2 yrs
Male42.4 yrs

Adults

1,148
262 seniors · 23%886 other adults

Sex

Female 47.8% · 665Male 52.2% · 726

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 14 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

Duncannon Income

$51,103median household income

Median household income

$51,103

Half of households earn more, half earn less

Median earnings

$40,909

Typical yearly pay for a worker 25 or older.

Poverty rate

9%

About 1 in 11 residents

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

Duncannon Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%51%47%
Never married25%27%23%
Divorced17%13%22%
Widowed6%7%5%
Separated3%2%4%

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