HomeIllinoisIroquois CountyOnarga
Onarga, Illinois: commercial real estate data.
Onarga is a Census village of 1,430 people across 1.67 square miles of land, in Iroquois County. Median household income is $78,352, 88.6 percent of occupied homes are owned.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Onarga
What Onarga is
- Census place typevillage
- Land area1.67 sq mi
- Water area0 sq mi
- Population per square mile of land854
- County holding the largest share of its areaIroquois 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.
Onarga
How many people live in Onarga
- Population1,430
- Median age42.3
- Population under 18291 plus or minus 75
- Share under 1820.3 percent plus or minus 4.2
- Population 65 and over267 plus or minus 58
- Share 65 and over18.7 percent
- Households535
- Family households373
- Share of households that are families69.7 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Onarga
Income and work in Onarga
- Median household income$78,352
- Per capita income$31,752
- Civilian labor force772
- Employed743
- Unemployed29 plus or minus 24
- Unemployment rate3.8 percent plus or minus 3.0
- Adults 25 and over940
- Adults 25 and over with a high school diploma or higher61.6 percent
- Adults 25 and over with a bachelor degree or higher8.9 percent plus or minus 3.5
- Adults 25 and over with a graduate degree3.4 percent plus or minus 2.6
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Onarga
Housing in Onarga
- Housing units606
- Occupied units535
- Vacant units71 plus or minus 40
- Vacancy rate11.7 percent plus or minus 6.4
- Owner occupied474
- Renter occupied61 plus or minus 33
- Ownership rate88.6 percent
- Median owner-occupied home value$99,300
- Median gross rent, monthly$941
- Annual rent as a share of median income14.4 percent plus or minus 3.2
- Single family units593
- Share single family97.9 percent
- Units in buildings of two or more13 plus or minus 17
- Share in buildings of two or more2.1 percent plus or minus 2.8
- Mobile homes0
- Median year structure built1953
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Onarga
How Onarga gets to work
- Workers 16 and over who commute714
- Commuting under 15 minutes415 plus or minus 88
- Share commuting under 15 minutes58.1 percent
- Commuting 30 minutes or more214 plus or minus 70
- Share commuting 30 minutes or more30.0 percent plus or minus 7.8
- Drove alone79.1 percent
- Carpooled17.9 percent plus or minus 7.9
- Public transport0.0 percent
- Walked0.5 percent plus or minus 0.8
- Worked from home2.3 percent plus or minus 2.0
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Onarga
Flood risk in Onarga
- NFIP communityVillage of Onarga
- NFIP community number170295
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date(NSFHA)
The Village of Onarga participates in the National Flood Insurance Program as community 170295 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Iroquois County, not Onarga
Iroquois County context, not Onarga figures
- Establishments in Iroquois County625
- Covered employment, Iroquois County7,372
- Average annual pay, Iroquois County$50,100
- Housing units permitted, Iroquois County13
Every figure in this section is published for Iroquois County as a whole and is not a measurement of Onarga.
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
Onarga questions, answered from the record.
How many people live in Onarga, Illinois?
1,430, in 535 households. Onarga village covers 1.67 square miles of land, which is 854 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Onarga in?
Iroquois 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 Onarga?
$78,352. The median owner-occupied home is valued at $99,300. Median gross rent is $941 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Is Onarga in the National Flood Insurance Program?
Yes. Onarga appears in the FEMA Community Status Book as Onarga, village of, community 170295, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Onarga figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Iroquois 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 Onarga.
Is zoning published for Onarga?
No. Nothing on this page presents parcel level zoning.
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