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CITY · 2000 CENSUS

Monticello

Iowa · 3,607 residents · 5.627 sq mi
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The short version

Monticello has lower-than-average household income, with a median household income of $34,932. Population has held roughly steady since 1990. 15% 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 $76,300. With a median age of 41.7, the population is older than the US median of 35.2.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 41.7
US median: 35.2
Less educated
15% hold a bachelor's degree
US average: 24%
Less affordable
home values up 27%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

3,607
+2%since 1990
from 3,522 in 1990
1990 – 2025
41.7
+6%since 1990
from 39.4 in 1990
US average: 35.2
Population, 19902024
3K4K4K4K4K1990201020202024Monticello
20244K
1990201020202024
Age distribution, 2000
Under 56.4%(231)
US avg: 6.8%
5 to 96.4%(230)
US avg: 7.3%
10 to 145.9%(214)
US avg: 7.3%
15 to 196.5%(233)
US avg: 7.2%
20 to 245.2%(187)
US avg: 6.7%
25 to 3411.6%(417)
US avg: 14.2%
35 to 4412.9%(467)
US avg: 16%
45 to 5412.5%(450)
US avg: 13.4%
55 to 648.8%(318)
US avg: 8.6%
65 to 7410.5%(379)
US avg: 6.5%
75 to 848.9%(322)
US avg: 4.4%
85 and over4.4%(159)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$34,932
+28%inflation adjusted, since 1990
from $20,784 in 1990
US average: $42,589
1990 – 2024
$16,699
+55%since 1990
from $10,786 in 1990
US average: $21,522
7.2%
−5.7 ptssince 1990
from 12.9% in 1990
US average: 12.4%
Section 03

Housing

$76,300
+27%inflation adjusted, since 1990
from $45,500 in 1990
US average: $120,530
1990 – 2024
$396
+5%inflation adjusted, since 1990
from $286 in 1990
US average: $602
70.0%
−1.2 ptssince 1990
from 71.2% in 1990
30.0% rent
RELATED:See current rent listings in Monticello on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.8%(3,514)
Black0%(0)
Hispanic / Latino0%(0)
Asian0.2%(8)
2000
White, non-Hispanic97.9%(3,530)
Black0.2%(7)
Hispanic / Latino1.2%(42)
Asian0.1%(5)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

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

Hispanic origin
Mexican2.1%(86)
Cuban0.8%(34)
Asian origin
Cambodian0.6%(25)
Filipino0.5%(20)
Pacific Islander origin
Ancestry
German33.2%(1,353)
Irish20.4%(829)
English10.6%(433)
American7.4%(302)
Dutch1.7%(70)
French1.6%(66)
Swiss1.1%(46)
Scottish0.6%(23)
Italian0.5%(22)
Norwegian0.5%(21)
+ 3 more ancestry groups with data
Swedish0.5%(20)
Czech0.3%(12)
Belgian0.2%(9)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest American population · Largest French Canadian population
Section 05

Education

15.0%
+2.5 ptssince 1990
from 12.5% in 1990
US average: 24.4%
High school or higher
81.1%
+7.4 ptssince 1990
from 73.7% in 1990
US average: 80.3%
4.2%
+0.1 ptssince 1990
from 4.1% in 1990
US average: 8.8%
Section 06

Commute & transportation

18.2 min
+2%since 1990
from 17.8 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.

Marital status
Men 15+
Never married23.9%(310)
Married61.4%(795)
Widowed3.4%(44)
Divorced11.3%(146)
Women 15+
Never married16.8%(270)
Married50.7%(816)
Widowed22.7%(366)
Divorced9.8%(157)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
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Frequently asked

How many people live in Monticello, Iowa?

Monticello, Iowa has about 3,607 residents according to the 2000 Census.

What is the median household income in Monticello, Iowa?

The typical household in Monticello, Iowa earns about $34,932 a year. Half of households make more than that, and half make less.

Is Monticello, Iowa expensive?

In Monticello, Iowa, the median home is worth about $76,300, and the typical rent is about $396 a month.

How educated are people in Monticello, Iowa?

About 15.0% of adults age 25 and over in Monticello, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Monticello, Iowa?

About 7.2% of people in Monticello, Iowa live below the federal poverty line.

Has Monticello, Iowa grown since 1990?

Yes, Monticello, Iowa has grown since 1990. The population has added about 85 residents, a change of about 2 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 →