Sidney Population

1890–2026

3,565

2026 projection

3.8% since 2020 (decrease)

01K2K3K4K5K6K1900192019401960198020002020

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 Sidney. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20263,565-230.64%
20253,588-270.75%
20243,615-320.88%
20233,647-471.27%
20223,694-280.75%
20213,722+160.43%
20203,706+1062.94%
20193,600-340.94%
20183,634-350.95%
20173,669-330.89%

Showing 10 of 29 years.

Sidney Demographics

33median age

Median age

Female30.5 yrs
Male43.6 yrs

Adults

3,088
577 seniors · 19%2,511 other adults

Sex

Female 52.4% · 2,058Male 47.6% · 1,873

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 39 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

Sidney Income

$50,208median household income

Median household income

$50,208

Half of households earn more, half earn less

Median earnings

$41,168

Typical yearly pay for a worker 25 or older.

Poverty rate

21%

About 1 in 5 residents

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

Sidney Marital Status

38% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married38%39%38%
Never married40%41%38%
Divorced11%12%9%
Widowed7%6%9%
Separated5%4%5%

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