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CITY · 2020 ACS

Marietta

Illinois · 101 residents · 0.273 sq mi
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The short version

Marietta has notably lower household income than the US average, with a median household income of $48,750. Population has fallen 33% since 2000, a loss of 49 residents. 14% of adults hold a bachelor's degree or higher, below the national rate of 33%. With a median age of 44.8, the population is older than the US median of 38.8. Poverty is rare here, at 4.9% of residents. Households here earn about 29% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 44.8
US median: 38.8
Less educated
14% hold a bachelor's degree
US average: 33%
Owner-heavy
86% owner-occupied
US average: 63%
Section 01

Population & growth

Total population
101
−33%since 2000
from 150 in 2000
1990 – 2025
Population density
370 / sq mi
−33%since 2000
from 549 / sq mi in 2000
US average: 280
Median age
44.8
+41%since 2000
from 31.7 in 2000
US average: 38.8
Population, 1990 – 2024
671081501912321990201020202024Marietta
2024132
1990201020202024
Section 02

Income & economy

Median household income
$48,750
−19%inflation adjusted, since 2000
from $40,000 in 2000
US average: $66,278
1990 – 2024
Per capita income
$25,644
+64%since 2000
from $15,662 in 2000
US average: $35,364
Households earning $100K+
12.1%
−3.0 ptssince 2009
from 15.1% in 2009
US average: 43.9%
Poverty rate
4.9%
+2.2 ptssince 2000
from 2.7% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade31.8%
US avg: 10%
Wholesale trade18.2%
US avg: 6.7%
Information4.5%
US avg: 11.1%
Agriculture, forestry, fishing0%
US avg: 1.7%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
Transportation & warehousing0%
US avg: 2.5%
Finance & insurance0%
US avg: 5.5%
Professional, scientific, technical0%
US avg: 4.7%
Education & health services0%
US avg: 0.8%
Arts, entertainment, food0%
US avg: 2%
Other services0%
US avg: 6.6%
Public administration0%
US avg: 4.7%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Owner-occupied
85.7%
+1.8 ptssince 2000
from 83.9% in 2000
14.3% rent
RELATED:See current rent listings in Marietta on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.7%(148)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2020
White, non-Hispanic94.1%(95)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other1.6%(2)
Diversity Score4.2%(4)
Diversity Score
4
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
14.3%
+9.9 ptssince 2000
from 4.3% in 2000
US average: 32.9%
High school or higher
83.7%
+4.3 ptssince 2000
from 79.3% in 2000
US average: 88.5%
Graduate degree
0.0%
Unchangedsince 2000
from 0.0% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
22.7 min
−19%since 2000
from 28.2 min in 2000
US average: 26.9
Drive alone to work
95.5%
+8.0 ptssince 2009
from 87.5% in 2009
US average: 75.1%
No vehicle available
9.1%
−4.1 ptssince 2009
from 13.2% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
8.3%
−1.8 ptssince 2011
from 10.1% in 2011
US average: 5.4%
Labor force participation
46.2%
+3.0 ptssince 2011
from 43.2% in 2011
US average: 63.4%
Management & professional
31.8%
−3.2 ptssince 2009
from 35.0% in 2009
US average: 39.3%
Section 08

People & community

Male
49.2%
+1.0 ptssince 2009
from 48.1% in 2009
Female
50.8%
−1.0 ptssince 2009
from 51.9% in 2009
Foreign born
0.0%
−7.4 ptssince 2009
from 7.4% in 2009
US average: 13.5%
Uninsured
6.6%
−80.1 ptssince 2013
from 86.7% in 2013
US average: 8.8%
Drill deeper

Places similar to Marietta

Jacksonville
Pop 107
Brussels
Pop 111
Juliette
Pop 128
Bishop Hill
Pop 112
Places similar to Marietta
Head to head

Compare Marietta to nearby cities

MARIETTA VS
Macomb
Income$44,411−9%
Home value$103,300
Population14,530+14879%
SEE FULL COMPARISON →
MARIETTA VS
Canton
Income$53,254+9%
Home value$107,100
Population13,297+13608%
SEE FULL COMPARISON →
MARIETTA VS
Galesburg
Income$48,297−1%
Home value$96,400
Population28,581+29365%
SEE FULL COMPARISON →
MARIETTA VS
Monmouth
Income$61,138+25%
Home value$86,800
Population8,599+8765%
SEE FULL COMPARISON →
Frequently asked

How many people live in Marietta, Illinois?

Marietta, Illinois has about 101 residents according to the 2020 American Community Survey.

What is the median household income in Marietta, Illinois?

The typical household in Marietta, Illinois earns about $48,750 a year. Half of households make more than that, and half make less.

How educated are people in Marietta, Illinois?

About 14.3% of adults age 25 and over in Marietta, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Marietta, Illinois?

About 4.9% of people in Marietta, Illinois live below the federal poverty line.

Has Marietta, Illinois grown since 1990?

Yes, Marietta, Illinois has shrunk since 1990. The population has lost about 47 residents, a change of about -32 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 →

Marietta, Illinois (2020): demographics, income & housing data · CensusEasy