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HomeIllinoisFayette CountySt. Elmo

St. Elmo, Illinois: commercial real estate data.

St. Elmo is a Census city of 1,257 people across 1.48 square miles of land, in Fayette County. Median household income is $45,294, 82.0 percent of occupied homes are owned.

Underlined figures are computed by MMCG Analytics, not published by the agency.

St. Elmo

What St. Elmo is

  • Census place typecity
  • Land area1.48 sq mi
  • Water area0.02 sq mi
  • Population per square mile of land848
  • County holding the largest share of its areaFayette County, 100.0 percent

US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

St. Elmo

How many people live in St. Elmo

  • Population1,257
  • Median age40.1 plus or minus 9.0
  • Population under 18298 plus or minus 83
  • Share under 1823.7 percent
  • Population 65 and over227 plus or minus 62
  • Share 65 and over18.1 percent
  • Households456
  • Family households248 plus or minus 62
  • Share of households that are families54.4 percent

US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

St. Elmo

Income and work in St. Elmo

  • Median household income$45,294 plus or minus $10,078
  • Per capita income$23,298 plus or minus $4,887
  • Civilian labor force511 plus or minus 116
  • Employed473 plus or minus 113
  • Unemployed38 plus or minus 32
  • Unemployment rate7.4 percent plus or minus 6.0
  • Adults 25 and over834
  • Adults 25 and over with a high school diploma or higher85.6 percent plus or minus 21.9
  • Adults 25 and over with a bachelor degree or higher6.2 percent plus or minus 3.2
  • Adults 25 and over with a graduate degree3.2 percent plus or minus 2.6

US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

St. Elmo

Housing in St. Elmo

  • Housing units510
  • Occupied units456
  • Vacant units54 plus or minus 38
  • Vacancy rate10.6 percent plus or minus 7.2
  • Owner occupied374 plus or minus 78
  • Renter occupied82 plus or minus 40
  • Ownership rate82.0 percent
  • Median owner-occupied home value$82,600
  • Median gross rent, monthly$762
  • Annual rent as a share of median income20.2 percent plus or minus 4.6
  • Single family units454
  • Share single family89.0 percent
  • Units in buildings of two or more11 plus or minus 23
  • Share in buildings of two or more2.2 percent plus or minus 4.4
  • Mobile homes45 plus or minus 20
  • Median year structure built1954

US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

St. Elmo

How St. Elmo gets to work

  • Workers 16 and over who commute425 plus or minus 105
  • Commuting under 15 minutes178 plus or minus 65
  • Share commuting under 15 minutes41.9 percent plus or minus 11.2
  • Commuting 30 minutes or more144 plus or minus 52
  • Share commuting 30 minutes or more33.9 percent plus or minus 9.0
  • Drove alone81.6 percent
  • Carpooled6.2 percent plus or minus 4.5
  • Public transport0.0 percent
  • Walked2.8 percent plus or minus 4.2
  • Worked from home9.0 percent plus or minus 6.0

US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

Fayette County, not St. Elmo

Fayette County context, not St. Elmo figures

  • Establishments in Fayette County477
  • Covered employment, Fayette County5,030
  • Average annual pay, Fayette County$45,171
  • Housing units permitted, Fayette County2

Every figure in this section is published for Fayette County as a whole and is not a measurement of St. Elmo.

All Fayette County figures →

US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.

Coverage

What this page does not hold.

Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →

Common questions

St. Elmo questions, answered from the record.

How many people live in St. Elmo, Illinois?

1,257, in 456 households. St. Elmo city covers 1.48 square miles of land, which is 848 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

What county is St. Elmo in?

Fayette County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.

What is the median household income in St. Elmo?

$45,294. The median owner-occupied home is valued at $82,600. Median gross rent is $762 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

Are the county figures on this page St. Elmo figures?

No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Fayette County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of St. Elmo.

Is zoning published for St. Elmo?

No. Nothing on this page presents parcel level zoning.