CITY · 1990 CENSUS

St. Augustine

Illinois · 164 residents · 0.59 sq mi

Time machine

VIEWING

COMPARE TO

The short version

St. Augustine is home to 164 people in Illinois. 85% of homes are owner-occupied. 4% of adults hold a bachelor's degree, below the 20% national rate. Median home value sits at $21,000. Renters pay $275 a month at the median. Households here earn about 18% less than in Illinois as a whole.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 35.6

US median: 33.0

Less educated

4% hold a bachelor's degree

US average: 20%

More affordable

home values down 30%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

164

+8%vs 2000

vs 152 in 2000

1990 – 2025

Median age

35.6

−24%vs 2000

vs 47.0 in 2000

US average: 33.0

Land area

0.59 sq mi

Population, 1990 – 2024

202492

Age distribution, 1990

Under 56.7%(11)

US avg: 7.3%

5 to 910.4%(17)

US avg: 7.3%

10 to 143.7%(6)

US avg: 6.9%

15 to 196.1%(10)

US avg: 7.1%

20 to 243.7%(6)

US avg: 7.5%

25 to 3418.3%(30)

US avg: 17.5%

35 to 4417.7%(29)

US avg: 15.1%

45 to 546.1%(10)

US avg: 10.2%

55 to 6412.8%(21)

US avg: 8.5%

65 to 7413.4%(22)

US avg: 7.3%

75 to 841.2%(2)

US avg: 4%

85 and over0%(0)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$26,563

+2%inflation adjusted, since 2000

vs $34,375 in 2000

US average: $30,130

1990 – 2023

Per capita income

$9,266

−40%vs 2000

vs $15,549 in 2000

US average: $14,340

Poverty rate

10.4%

+4.7 ptsvs 2000

vs 5.6% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$21,000

−30%inflation adjusted, since 2000

vs $39,300 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$275

+7%inflation adjusted, since 2000

vs $338 in 2000

US average: $450

Owner-occupied

84.6%

−8.0 ptsvs 2000

vs 92.6% in 2000

15.4% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic100%(152)

Black0%(0)

Hispanic / Latino0%(0)

Asian0%(0)

Other0%

1990

White, non-Hispanic100%(164)

Black0%(0)

Hispanic / Latino0%(0)

Asian0%(0)

Other0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

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

Hispanic origin

Cuban1.1%(1)

Ancestry

German17.4%(16)

Irish16.3%(15)

English12%(11)

Swedish5.4%(5)

French3.3%(3)

Scottish3.3%(3)

American2.2%(2)

Norwegian2.2%(2)

Dutch1.1%(1)

RANKED:Largest German population · Largest Irish population · Largest English population · Largest Swedish population · Largest French population

Section 05

Education

Bachelor's degree or higher

3.5%

−3.9 ptsvs 2000

vs 7.4% in 2000

US average: 20.3%

High school or higher

64.9%

−16.9 ptsvs 2000

vs 81.8% in 2000

US average: 75.2%

Graduate degree

0.0%

Unchangedvs 2000

vs 0.0% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

20.5 min

+43%vs 2000

vs 14.3 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married20.4%(11)

Married37%(20)

Widowed22.2%(12)

Divorced20.4%(11)

Women 15+

Never married3%(1)

Married45.5%(15)

Widowed21.2%(7)

Divorced30.3%(10)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

0.0%

−31.3 ptssince 2013

from 31.3% in 2013

US average: 8.4%

Employer-based

37.0%

−16.4 ptssince 2020

from 53.4% in 2020

US average: 54.8%

Direct-purchase

18.5%

+2.0 ptssince 2020

from 16.5% in 2020

US average: 13.8%

Medicare

39.1%

+22.6 ptssince 2020

from 16.5% in 2020

US average: 18.4%

Medicaid

34.8%

+5.5 ptssince 2020

from 29.3% in 2020

US average: 20.9%

VA health care

9.8%

+3.8 ptssince 2020

from 6.0% in 2020

US average: 2.2%

Any private

58.7%

−17.2 ptssince 2020

from 75.9% in 2020

US average: 67.1%

Any public

67.4%

+20.8 ptssince 2020

from 46.6% in 2020

US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024

Gulf War (2001 or later)6.7%(1)

US avg: 26.4%

Gulf War (1990s)0%(0)

US avg: 24.3%

Vietnam era26.7%(4)

US avg: 33.1%

Korean War0%(0)

US avg: 4.5%

World War II0%(0)

US avg: 1%

Share of the 15 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Drill deeper