Rock Falls Population

2020–2026

226

2026 projection

35.3% since 2020 (increase)

0501001502002502020202120222023202420252026

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

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Population by year

Population estimates for Rock Falls. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026226+146.60%
2025212+287.34%
2023184-52.65%
2022189-84.06%
2021197+3017.96%
2020167——

Showing 6 of 6 years.

Rock Falls Demographics

40.3median age

Median age

Female35.7 yrs
Male42.6 yrs

Adults

135
17 seniors · 13%118 other adults

Sex

Female 46.2% · 78Male 53.8% · 91

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

Rock Falls Income

$82,083median household income

Median household income

$82,083

Half of households earn more, half earn less

Median earnings

$50,909

Typical yearly pay for a worker 25 or older.

Poverty rate

7.7%

About 1 in 13 residents

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

Rock Falls Marital Status

62% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married62%61%63%
Never married20%18%23%
Divorced15%20%10%
Widowed3%1%4%
Separated0%0%0%

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