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CITY

Thornburg

Iowa · 44 residents (2025 est.) · 0.199 sq mi
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The short version

Thornburg has notably lower household income than the US average, with a median household income of $39,861. Population has fallen 35% since 2000, a loss of 29 residents. With a median age of 60.4, the population is older than the US median of 38.9. Households here earn about 47% less than the Iowa median.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 60.4
US median: 38.9
Average education
38% hold a bachelor's degree
US average: 36%
Owner-heavy
100% owner-occupied
US average: 65%
Section 01

Population & growth

Total population
55
−35%since 2000
from 84 in 2000
1990 – 2025
Population density
276 / sq mi
−35%since 2000
from 422 / sq mi in 2000
US average: 281
Median age
60.4
+50%since 2000
from 40.2 in 2000
US average: 38.9

PEP 2025 EST:44 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
53055791041990201020202024Thornburg
202455
1990201020202024
Section 02

Income & economy

Median household income
$39,861
−52%inflation adjusted, since 2000
from $45,313 in 2000
US average: $82,259
1990 – 2024
Per capita income
$28,180
+77%since 2000
from $15,954 in 2000
US average: $44,673
Households earning $100K+
33.3%
+33.3 ptssince 2009
from 0.0% in 2009
US average: 53.3%
Poverty rate
12.7%
+7.8 ptssince 2000
from 4.9% in 2000
US average: 12.5%
Income inequality (Gini)
0.314
+129%since 2010
from 0.137 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade27.3%
US avg: 9.9%
Wholesale trade13.6%
US avg: 6.9%
Information13.6%
US avg: 10.8%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
Transportation & warehousing0%
US avg: 2.2%
Finance & insurance0%
US avg: 5.9%
Professional, scientific, technical0%
US avg: 5.1%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
Other services0%
US avg: 6.7%
Public administration0%
US avg: 4.8%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Owner-occupied
100.0%
+15.2 ptssince 2000
from 84.8% in 2000
0.0% rent
Vacancy rate
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 10.0%
Owner cost-burdened
7.4%
+7.4 ptssince 2009
from 0.0% in 2009
US average: 22.9%
RELATED:See current rent listings in Thornburg on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic100%(84)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2024
White, non-Hispanic83.6%(46)
Black0%(0)
Hispanic / Latino16.4%(9)
Asian0%(0)
Other0%(0)
Diversity Score34.2%(19)
Diversity Score
34
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
38.0%
+25.0 ptssince 2000
from 13.0% in 2000
US average: 35.6%
High school or higher
100.0%
+5.6 ptssince 2000
from 94.4% in 2000
US average: 89.6%
Graduate degree
6.0%
+4.1 ptssince 2000
from 1.9% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
33.6 min
+16%since 2000
from 28.9 min in 2000
US average: 26.5
Drive alone to work
72.7%
−27.3 ptssince 2010
from 100.0% in 2010
US average: 68.9%
Carpooled to work
27.3%
+27.3 ptssince 2010
from 0.0% in 2010
US average: 8.5%
Public transit
0.0%
Unchangedsince 2010
from 0.0% in 2010
US average: 3.2%
Worked from home
0.0%
Unchangedsince 2010
from 0.0% in 2010
US average: 15.0%
Walked to work
0.0%
Unchangedsince 2010
from 0.0% in 2010
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2010
from 0.0% in 2010
US average: 0.4%
No vehicle available
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
15.4%
+15.4 ptssince 2011
from 0.0% in 2011
US average: 5.2%
Labor force participation
49.1%
−44.7 ptssince 2011
from 93.8% in 2011
US average: 63.5%
Self-employed
0.0%
−100.0 ptssince 2009
from 100.0% in 2009
US average: 13.1%
Management & professional
27.3%
−72.7 ptssince 2009
from 100.0% in 2009
US average: 42.5%
Section 08

People & community

Male
52.7%
−47.3 ptssince 2009
from 100.0% in 2009
Female
47.3%
+47.3 ptssince 2009
from 0.0% in 2009
Foreign born
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
3.8%
−96.2 ptssince 2009
from 100.0% in 2009
US average: 6.2%
With a disability
10.9%
−8.3 ptssince 2012
from 19.2% in 2012
US average: 13.3%
Uninsured
3.6%
−81.9 ptssince 2013
from 85.5% in 2013
US average: 8.4%
Broadband at home
100.0%
+19.4 ptssince 2017
from 80.6% in 2017
US average: 91.0%
English only at home
100.0%
Unchangedsince 2016
from 100.0% in 2016
US average: 77.7%
Spanish at home
0.0%
Unchangedsince 2016
from 0.0% in 2016
US average: 13.6%
Drill deeper

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Pop 39
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Head to head

Compare Thornburg to nearby cities

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THORNBURG VS
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THORNBURG VS
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Frequently asked

How many people live in Thornburg, Iowa?

Thornburg, Iowa has about 55 residents according to the 2024 American Community Survey.

What is the median household income in Thornburg, Iowa?

The typical household in Thornburg, Iowa earns about $39,861 a year. Half of households make more than that, and half make less.

How educated are people in Thornburg, Iowa?

About 38.0% of adults age 25 and over in Thornburg, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Thornburg, Iowa?

About 12.7% of people in Thornburg, Iowa live below the federal poverty line.

Has Thornburg, Iowa grown since 1990?

Yes, Thornburg, Iowa has shrunk since 1990. The population has lost about 41 residents, a change of about -43 percent over that period.

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

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