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CITY · 2000 CENSUS

Rio

Illinois · 240 residents · 0.312 sq mi
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The short version

Rio has lower-than-average household income, with a median household income of $37,750. Population has declined 10% since 1990. 12% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $67,000. Poverty is rare here, at 2.0% of residents.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 37.5
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Less affordable
home values up 54%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

240
−10%since 1990
from 268 in 1990
1990 – 2025
769 / sq mi
−10%since 1990
from 859 / sq mi in 1990
US average: 242
37.5
+21%since 1990
from 31.0 in 1990
US average: 35.2
Population, 19902024
1731992252512771990201020202024Rio
2024205
1990201020202024
Section 02

Income & economy

$37,750
+12%inflation adjusted, since 1990
from $25,625 in 1990
US average: $42,589
1990 – 2024
$17,181
+73%since 1990
from $9,933 in 1990
US average: $21,522
2.0%
−12.9 ptssince 1990
from 14.9% in 1990
US average: 12.4%
Section 03

Housing

$67,000
+54%inflation adjusted, since 1990
from $33,000 in 1990
US average: $120,530
1990 – 2024
$419
−22%inflation adjusted, since 1990
from $408 in 1990
US average: $602
89.4%
+2.6 ptssince 1990
from 86.7% in 1990
10.6% rent
1.8
+38%since 1990
from 1.3 in 1990
1990 – 2024
RELATED:See current rent listings in Rio on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.3%(266)
Black0%(0)
Hispanic / Latino0%(0)
Asian0.7%(2)
Diversity Score1.9%(5)
2000
White, non-Hispanic97.9%(235)
Black0%(0)
Hispanic / Latino2.1%(5)
Asian0%(0)
Diversity Score5.1%(12)
5
+175%since 1990
from 2 in 1990
1990 – 2024
Section 05

Education

12.4%
+9.1 ptssince 1990
from 3.3% in 1990
US average: 24.4%
High school or higher
84.7%
+10.4 ptssince 1990
from 74.3% in 1990
US average: 80.3%
3.5%
+3.5 ptssince 1990
from 0.0% in 1990
US average: 8.8%
Section 06

Commute & transportation

13.4 min
−41%since 1990
from 22.8 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.

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Frequently asked

How many people live in Rio, Illinois?

Rio, Illinois has about 240 residents according to the 2000 Census.

What is the median household income in Rio, Illinois?

The typical household in Rio, Illinois earns about $37,750 a year. Half of households make more than that, and half make less.

Is Rio, Illinois expensive?

In Rio, Illinois, the median home is worth about $67,000, and the typical rent is about $419 a month.

How educated are people in Rio, Illinois?

About 12.4% of adults age 25 and over in Rio, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Rio, Illinois?

About 2.0% of people in Rio, Illinois live below the federal poverty line.

Has Rio, Illinois grown since 1990?

Yes, Rio, Illinois has shrunk since 1990. The population has lost about 28 residents, a change of about -10 percent over that period.

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

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