Annapolis vs Flat Rock

A side-by-side comparison of Annapolis and Flat Rock: population, income, housing, and more.

Annapolis and Flat Rock are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Flat Rock has the higher population (362 vs 51 in Annapolis). Annapolis has the higher median household income ($83,250 vs $49,881 in Flat Rock). Annapolis has the higher median home value ($207,100 vs $56,700 in Flat Rock).

Population, income & housing

	Annapolis	Flat Rock
Population	51	362
Median age	70.4 yrs	37.7 yrs
Median household income	$83,250	$49,881
Median home value	$207,100	$56,700
Housing units	24	169
Homeownership rate	100.0%	87.2%
Bachelor's degree or higher	0.0%	13.4%
Unemployment rate	18.2%	6.5%

Trends (ACS 5-year, 2019–2023)

	Annapolis	Flat Rock
Population	49 → 51 (+4.1%)	378 → 362 (-4.2%)
Median household income	$45,625 → $83,250 (+82.5%)	$35,000 → $49,881 (+42.5%)
Median home value	$97,500 → $207,100 (+112.4%)	$55,300 → $56,700 (+2.5%)
Median gross rent	—	$688 → $867 (+26.0%)

Annapolis

Population

4951

Median household income

$45,625$83,250

Median home value

$97,500$207,100

Flat Rock

Population

378362

Median household income

$35,000$49,881

Median home value

$55,300$56,700

Median gross rent

$688$867

Age & race/ethnicity

Age distribution (share)

	Annapolis	Flat Rock
Under 5	0.0%	7.7%
5 to 17	0.0%	13.8%
18 to 24	0.0%	10.5%
25 to 34	19.6%	16.0%
35 to 44	0.0%	7.2%
45 to 54	0.0%	10.8%
55 to 64	7.8%	16.9%
65 to 74	64.7%	4.4%
75 and over	7.8%	12.7%

Race & ethnicity (share)

	Annapolis	Flat Rock
White (non-Hispanic)	100.0%	97.8%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	0.0%	2.2%
Hispanic or Latino	0.0%	0.0%

Educational attainment (age 25+)

Share of adults 25+

	Annapolis	Flat Rock
No high school diploma	45.1%	8.1%
High school graduate	27.5%	32.9%
Some college or associate's	27.5%	45.5%
Bachelor's degree	0.0%	11.0%
Graduate or professional degree	0.0%	2.4%

Commute to work

How workers get to work (share)

	Annapolis	Flat Rock
Drove alone	100.0%	83.9%
Carpooled	0.0%	8.6%
Public transit	0.0%	0.0%
Walked	0.0%	1.1%
Bicycle	0.0%	0.0%
Worked from home	0.0%	5.7%
Other means	0.0%	0.6%

Housing

Units in structure (share)

	Annapolis	Flat Rock
1-unit, detached	100.0%	85.8%
1-unit, attached	0.0%	0.0%
2 to 4 units	0.0%	0.0%
5 to 19 units	0.0%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	14.2%

Poverty & households

	Annapolis	Flat Rock
Poverty rate	0.0%	14.4%
Average household size	2.13	2.45
Mean commute (minutes)	—	28
Median year structure built	1948	1947