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CITY · 2000 CENSUS

Rock Falls

Illinois · 9,580 residents · 3.983 sq mi
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The short version

Rock Falls has lower-than-average household income, with a median household income of $34,442. Population has held roughly steady since 1990. 6% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has risen by half since 1990, reaching $63,000. Households here earn about 26% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 36.1
US median: 35.2
Less educated
6% hold a bachelor's degree
US average: 24%
Less affordable
home values up 29%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
9,580
−1%since 1990
from 9,654 in 1990
1990 – 2025
Population density
2,405 / sq mi
−1%since 1990
from 2,424 / sq mi in 1990
US average: 242
Median age
36.1
+9%since 1990
from 33.3 in 1990
US average: 35.2
Population, 1990 – 2024
8K9K9K9K10K1990201020202024Rock Falls
20249K
1990201020202024
Section 02

Income & economy

Median household income
$34,442
+21%inflation adjusted, since 1990
from $21,607 in 1990
US average: $42,589
1990 – 2024
Per capita income
$16,524
+73%since 1990
from $9,546 in 1990
US average: $21,522
Poverty rate
11.5%
−7.1 ptssince 1990
from 18.7% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$63,000
+29%inflation adjusted, since 1990
from $37,200 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$454
+9%inflation adjusted, since 1990
from $315 in 1990
US average: $602
Owner-occupied
64.1%
+0.3 ptssince 1990
from 63.8% in 1990
35.9% rent
Afford Score
1.8
+6%since 1990
from 1.7 in 1990
1990 – 2024
RELATED:See current rent listings in Rock Falls on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic93%(8,982)
Black0.7%(69)
Hispanic / Latino9.7%(940)
Asian0.9%(85)
Diversity Score33.8%(3,268)
2000
White, non-Hispanic86.2%(8,258)
Black0.7%(71)
Hispanic / Latino11.5%(1,106)
Asian0.2%(23)
Diversity Score28%(2,681)
Diversity Score
28
−17%since 1990
from 34 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
5.9%
+1.4 ptssince 1990
from 4.5% in 1990
US average: 24.4%
High school or higher
72.5%
+6.4 ptssince 1990
from 66.1% in 1990
US average: 80.3%
Graduate degree
2.2%
+0.4 ptssince 1990
from 1.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
13.2 min
−9%since 1990
from 14.6 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Rock Falls

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Pop 8,291
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Pop 9,650
Seaford
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Head to head

Compare Rock Falls to nearby cities

ROCK FALLS VS
Sterling
Income$57,350+67%
Home value$108,700+73%
Population14,394+69%
SEE FULL COMPARISON →
ROCK FALLS VS
Dixon
Income$59,406+72%
Home value$120,800+92%
Population14,582+71%
SEE FULL COMPARISON →
ROCK FALLS VS
Clinton
Income$60,230+75%
Home value$118,200+88%
Population24,049+182%
SEE FULL COMPARISON →
ROCK FALLS VS
Rochelle
Income$66,307+93%
Home value$164,300+161%
Population9,498+11%
SEE FULL COMPARISON →
Frequently asked

How many people live in Rock Falls, Illinois?

Rock Falls, Illinois has about 9,580 residents according to the 2000 Census.

What is the median household income in Rock Falls, Illinois?

The typical household in Rock Falls, Illinois earns about $34,442 a year. Half of households make more than that, and half make less.

Is Rock Falls, Illinois expensive?

In Rock Falls, Illinois, the median home is worth about $63,000, and the typical rent is about $454 a month.

How educated are people in Rock Falls, Illinois?

About 5.9% of adults age 25 and over in Rock Falls, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Rock Falls, Illinois?

About 11.5% of people in Rock Falls, Illinois live below the federal poverty line.

Has Rock Falls, Illinois grown since 1990?

Yes, Rock Falls, Illinois has shrunk since 1990. The population has lost about 74 residents, a change of about -1 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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