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CITY · 2000 CENSUS

Monticello

Illinois · 5,138 residents · 3.878 sq mi
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The short version

Monticello has roughly average household income, with a median household income of $45,754. Population has held roughly steady since 1990. Median home value has risen by half since 1990, reaching $96,800. With a median age of 41.7, the population is older than the US median of 35.2. Poverty is rare here, at 3.8% of residents.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 41.7
US median: 35.2
More educated
31% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
5,138
+13%since 1990
from 4,549 in 1990
1990 – 2025
Median age
41.7
+10%since 1990
from 37.9 in 1990
US average: 35.2
Population, 1990 – 2024
4K5K5K6K7K1990201020202024Monticello
20246K
1990201020202024
Age distribution, 2000
Under 56%(309)
US avg: 6.8%
5 to 96.4%(330)
US avg: 7.3%
10 to 146.5%(336)
US avg: 7.3%
15 to 196.8%(347)
US avg: 7.2%
20 to 243.7%(192)
US avg: 6.7%
25 to 3410.3%(530)
US avg: 14.2%
35 to 4416.1%(825)
US avg: 16%
45 to 5413.6%(701)
US avg: 13.4%
55 to 6410.6%(547)
US avg: 8.6%
65 to 749.3%(476)
US avg: 6.5%
75 to 847.2%(369)
US avg: 4.4%
85 and over3.4%(176)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$45,754
+4%inflation adjusted, since 1990
from $33,491 in 1990
US average: $42,589
1990 – 2024
Per capita income
$23,257
+50%since 1990
from $15,537 in 1990
US average: $21,522
Poverty rate
3.8%
+0.8 ptssince 1990
from 3.0% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$96,800
+15%inflation adjusted, since 1990
from $63,800 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$480
+2%inflation adjusted, since 1990
from $356 in 1990
US average: $602
Owner-occupied
78.8%
+1.2 ptssince 1990
from 77.6% in 1990
21.2% rent
RELATED:See current rent listings in Monticello on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.9%(4,544)
Black0.1%(5)
Hispanic / Latino0.6%(26)
Asian0%(0)
2000
White, non-Hispanic98.4%(5,054)
Black0.1%(4)
Hispanic / Latino0.8%(41)
Asian0.1%(6)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican1.6%(99)
Spaniard0.3%(20)
Asian origin
Filipino0.9%(55)
Ancestry
German27.5%(1,731)
English16.7%(1,053)
Irish11.5%(723)
American5.8%(368)
Scotch-Irish3.3%(206)
Scottish3.2%(203)
Dutch1.6%(100)
Swedish1.4%(89)
Czech1.4%(87)
Italian1.2%(78)
Polish1%(65)
Welsh1%(65)
+ 9 more ancestry groups with data
French0.9%(56)
Norwegian0.8%(52)
Hungarian0.6%(36)
British0.5%(34)
Swiss0.5%(34)
Greek0.4%(26)
Austrian0.4%(25)
Romanian0.1%(4)
RANKED:Largest German population · Largest English population · Largest Irish population · Largest American population · Largest Scotch-Irish population
Section 05

Education

Bachelor's degree or higher
30.7%
+6.8 ptssince 1990
from 23.9% in 1990
US average: 24.4%
High school or higher
88.4%
+1.4 ptssince 1990
from 87.0% in 1990
US average: 80.3%
Graduate degree
12.2%
+3.6 ptssince 1990
from 8.6% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
14.2 min
−30%since 1990
from 20.2 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.

Marital status
Men 15+
Never married20.6%(386)
Married67.1%(1,259)
Widowed2.2%(41)
Divorced10.1%(190)
Women 15+
Never married16.8%(377)
Married58%(1,304)
Widowed12.9%(290)
Divorced12.4%(278)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
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Compare Monticello to nearby cities

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MONTICELLO VS
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MONTICELLO VS
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MONTICELLO VS
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Frequently asked

How many people live in Monticello, Illinois?

Monticello, Illinois has about 5,138 residents according to the 2000 Census.

What is the median household income in Monticello, Illinois?

The typical household in Monticello, Illinois earns about $45,754 a year. Half of households make more than that, and half make less.

Is Monticello, Illinois expensive?

In Monticello, Illinois, the median home is worth about $96,800, and the typical rent is about $480 a month.

How educated are people in Monticello, Illinois?

About 30.7% of adults age 25 and over in Monticello, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Monticello, Illinois?

About 3.8% of people in Monticello, Illinois live below the federal poverty line.

Has Monticello, Illinois grown since 1990?

Yes, Monticello, Illinois has grown since 1990. The population has added about 589 residents, a change of about 13 percent over that period.

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

How we source and harmonize this data →