Oswego Population

2011–2026

260

2026 projection

32% since 2020 (increase)

010020030040020122014201620182020202220242026

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 Oswego. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026260+177.00%
2025243+327.32%
2023211-14140.06%
2022352+41.15%
2021348+15176.65%
2020197-9532.53%
2019292+6930.94%
2018223+168305.45%
201755+28103.70%
201627+16145.45%

Showing 10 of 15 years.

Oswego Demographics

15.2median age

Median age

Female13.4 yrs
Male0 yrs

Adults

64
0 seniors · 0%64 other adults

Sex

Female 66.9% · 115Male 33.1% · 57

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 2 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

Oswego Marital Status

70% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married70%51%100%
Never married30%49%0%
Divorced0%0%0%
Widowed0%0%0%
Separated0%0%0%

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

Sources

7 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year