Lake Petersburg

Population: 769
Median household income: $124,643
Median home value: $336,200

Lake Petersburg is a community in Menard County, Illinois, home to 769 residents. The median household income of $124,643 is above the Menard County median ($81,334).

From 2019 to 2023, Lake Petersburg's population grew 71.3% from 449 to 769, while its median home value rose 24.3% from $270,400 to $336,200.

100.0% of homes are single-family detached houses. The typical home was built around 1974.

Demographics

ACS 2019–2023

Population: 769
Median age: 59.0 yrs
Median household income: $124,643
Median home value: $336,200
Median gross rent: —
Housing units: 388
Homeownership rate: 100.0%
Bachelor's degree or higher: 40.6%
Unemployment rate: 2.9%

Trends

ACS 5-year · 2019–2023

Population

449769

Median household income

$74,500$124,643

Median home value

$270,400$336,200

Year	Population	Median household income	Median home value
2019	449	$74,500	$270,400
2020	547	$96,750	$266,000
2021	665	$105,202	$266,600
2022	763	$113,897	$315,600
2023	769	$124,643	$336,200

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 53.6%

5 to 178.2%

18 to 242.6%

25 to 349.0%

35 to 444.8%

45 to 5413.4%

55 to 6425.9%

65 to 7425.2%

75 and over7.3%

	Count	Share
Under 5	28	3.6%
5 to 17	63	8.2%
18 to 24	20	2.6%
25 to 34	69	9.0%
35 to 44	37	4.8%
45 to 54	103	13.4%
55 to 64	199	25.9%
65 to 74	194	25.2%
75 and over	56	7.3%

Race & ethnicity

	Count	Share
White (non-Hispanic)	709	92.2%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	25	3.3%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	11	1.4%
Hispanic or Latino (any race)	24	3.1%

Educational attainment (age 25+)

No high school diploma1.1%

High school graduate19.5%

Some college or associate's38.9%

Bachelor's degree29.3%

Graduate or professional degree11.2%

	Count	Share
No high school diploma	7	1.1%
High school graduate	128	19.5%
Some college or associate's	256	38.9%
Bachelor's degree	193	29.3%
Graduate or professional degree	74	11.2%

Commute to work

Mean travel time to work: 35 min

Drove alone78.2%

Carpooled10.2%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home11.6%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	290	78.2%
Carpooled	38	10.2%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	43	11.6%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	62	18.9%
15 to 29 min	62	18.9%
30 to 44 min	157	47.9%
45 to 59 min	12	3.7%
60+ min	35	10.7%

Households

Average household size: 2.22
Poverty rate: 0.0% (0 of 769)

	Count	Share
Family households	277	80.1%
Nonfamily households	69	19.9%

Housing

Median year structure built: 1974

Occupancy

	Count	Share
Occupied	346	89.2%
Vacant	42	10.8%

Tenure (of occupied units)

	Count	Share
Owner-occupied	346	100.0%
Renter-occupied	0	0.0%

1-unit, detached100.0%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	388	100.0%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 1741404
Type (LSAD): 57
Land area: 1.81 sq mi
Water area: 0.28 sq mi
Center point: 39.9843, -89.8562