Census Reporter Logo Census Reporter

Monmouth township, Warren County, IL

9,727 Population
36.8 square miles 264.1 people per square mile

Census data: ACS 2024 5-year unless noted

Find data for this place

Hover for margins of error and contextual data.

Demographics

35.7 ±1.4 Median age
  • about 90 percent of the figure in Warren County: 38.5 ±0.7
  • about 90 percent of the figure in Illinois: 39 ±0.1
  • about 90 percent of the figure in United States: 38.9 ±0.1

Economics

$32,034 ±$3,168 Per capita income
  • about 90 percent of the amount in Warren County: $35,164 ±$2,360
  • about two-thirds of the amount in Illinois: $46,406 ±$212
  • about three-quarters of the amount in United States: $44,673 ±$122
$61,897 ±$5,166 Median household income
  • about 90 percent of the amount in Warren County: $67,385 † ±$6,850
  • about three-quarters of the amount in Illinois: $83,390 ±$362
  • about three-quarters of the amount in United States: $80,734 ±$166

16.7% ±4% (1,447  ±346) Persons below poverty line
  • about 10 percent higher than the rate in Warren County: 14.6% † 2,238 (±2.7% / ±415)
  • about 1.4 times the rate in Illinois: 11.8% 1,464,937 (±0.2% / ±18,161)
  • about 1.3 times the rate in United States: 12.5% 40,735,660 (±0.1% / ±275,861)

15.4 minutes ±2.1 (63,530  ±9,986) Mean travel time to work
  • about 80 percent of the figure in Warren County: 18.8 131,485 (±1.4 / ±11,834)
  • about half the figure in Illinois: 27.8 143,793,920 (±0.1 / ±595,293)
  • about three-fifths of the figure in United States: 26.4 3,569,606,700 (±0 / ±5,719,373)

Families

3,870 ±234 Number of households
  • Warren County: 6,787 ±222
  • Illinois: 5,036,449 ±8,009
  • United States: 129,227,496 ±209,365
2.3 ±0.1 (8,744  ±33) Persons per household
  • about the same as the figure in Warren County: 2.3 15,399 (±0.1 / ±30)
  • about 90 percent of the figure in Illinois: 2.5 12,405,980
  • about 90 percent of the figure in United States: 2.5 326,722,430

6.6% ±3.5% (148  ±80) Women 15-50 who gave birth during past year
  • about 20 percent higher than the rate in Warren County: 5.7% † 201 (±2.5% / ±88)
  • about 1.3 times the rate in Illinois: 4.9% 147,208 (±0.1% / ±3,564)
  • about 1.3 times the rate in United States: 5.1% 4,009,203 (±0% / ±20,898)

Housing

4,301 ±178 Number of housing units
  • Warren County: 7,587 ±25
  • Illinois: 5,457,452 ±471
  • United States: 143,775,360 ±10,234

$100,600 ±$10,322 Median value of owner-occupied housing units
  • a little less than the amount in Warren County: $105,000 ±$6,705
  • about two-fifths of the amount in Illinois: $263,300 ±$797
  • about one-third of the amount in United States: $332,700 ±$236

14.8% ±3.6% (1,433  ±345.5) Moved since previous year
  • about 20 percent higher than the rate in Warren County: 12.4% † 2,028 (±2.4% / ±390.9)
  • about 1.3 times the rate in Illinois: 11.1% 1,396,426 (±0.1% / ±14,640.6)
  • about 20 percent higher than the rate in United States: 12.3% 40,747,183 (±0% / ±136,530.8)

Social

84.1% ±6.7% (5,003  ±428) High school grad or higher
  • a little less than the rate in Warren County: 87.1% 9,339 (±4.7% / ±510.1)
  • about 90 percent of the rate in Illinois: 90.5% 7,931,250 (±0.3% / ±22,974.6)
  • a little less than the rate in United States: 89.6% 206,814,894 (±0.1% / ±283,951.7)
21.2% ±3.5% (1,263  ±212.4) Bachelor's degree or higher
  • a little less than the rate in Warren County: 22% † 2,357 (±2.4% / ±257.8)
  • about three-fifths of the rate in Illinois: 37.9% 3,318,149 (±0.2% / ±14,295.2)
  • about three-fifths of the rate in United States: 35.7% 82,363,217 (±0.1% / ±182,857.7)

N/A Persons with language other than English spoken at home

9.8% ±1.6% (953  ±159) Foreign-born population
  • about 1.5 times the rate in Warren County: 6.5% 1,061
  • about two-thirds of the rate in Illinois: 14.8% 1,872,449
  • about two-thirds of the rate in United States: 14.1% 47,349,080

5.4% ±1.6% (402  ±122) Population with veteran status
  • about three-quarters of the rate in Warren County: 7.4% † 937 (±1.4% / ±176)
  • about 10 percent higher than the rate in Illinois: 4.8% 478,196 (±0.1% / ±4,766)
  • about 90 percent of the rate in United States: 6.2% 16,185,883 (±0% / ±45,251)
402 Total veterans ±122 391 Male ±118 11 Female ±15

Hover for margins of error and contextual data.