HomeIllinoisMacon CountyDecatur
Decatur, Illinois: commercial real estate data.
Decatur is a Census city of 69,815 people across 43.70 square miles of land, in Macon County. Median household income is $51,592, 62.9 percent of occupied homes are owned, and the SBA record carries 76 7(a) approvals to borrowers here worth $52.1 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Decatur
What Decatur is
- Census place typecity
- Land area43.7 sq mi
- Water area4.7 sq mi
- Population per square mile of land1,598
- County holding the largest share of its areaMacon 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.
Decatur
How many people live in Decatur
- Population69,815
- Median age39.2
- Population under 1814,686
- Share under 1821.0 percent
- Population 65 and over14,840
- Share 65 and over21.3 percent
- Households30,920
- Family households15,275
- Share of households that are families49.4 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Decatur
Income and work in Decatur
- Median household income$51,592
- Per capita income$32,769
- Civilian labor force31,960
- Employed29,303
- Unemployed2,657
- Unemployment rate8.3 percent
- Adults 25 and over48,026
- Adults 25 and over with a high school diploma or higher91.7 percent
- Adults 25 and over with a bachelor degree or higher21.6 percent
- Adults 25 and over with a graduate degree7.7 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Decatur
Housing in Decatur
- Housing units36,018
- Occupied units30,920
- Vacant units5,098
- Vacancy rate14.2 percent
- Owner occupied19,450
- Renter occupied11,470
- Ownership rate62.9 percent
- Median owner-occupied home value$99,600
- Median gross rent, monthly$845
- Annual rent as a share of median income19.7 percent
- Single family units27,533
- Share single family76.4 percent
- Units in buildings of two or more7,540
- Share in buildings of two or more20.9 percent
- Mobile homes945 plus or minus 235
- Median year structure built1960
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Decatur
How Decatur gets to work
- Workers 16 and over who commute26,244
- Commuting under 15 minutes12,403
- Share commuting under 15 minutes47.3 percent
- Commuting 30 minutes or more3,659
- Share commuting 30 minutes or more13.9 percent
- Drove alone78.4 percent
- Carpooled7.8 percent
- Public transport1.4 percent plus or minus 0.5
- Walked2.5 percent plus or minus 1.0
- Worked from home8.4 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Decatur
SBA loans in Decatur (7(a))
- Approvals76
- Gross approval$52,074,100
- Average approval$685,186
- Median approval$278,250
- Ninetieth percentile approval$1,831,000
- Largest approval$4,150,000
- Jobs supported684
- Jobs per approval9.0
- Loans with a final outcome10
- Paid in full10
- Charged off0
- Median term120 months
- Share on real estate terms of 20 years or more32.9 percent
- Share to franchises19.7 percent
- Distinct lenders20
- Distinct industries by NAICS44
Counted by borrower city: approvals to borrowers whose address is in Decatur, in any county, FY2020 to FY2026. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Decatur
SBA loans in Decatur (504)
- Approvals28
- Gross approval$19,436,000
- Average approval$694,143
- Median approval$436,000
- Largest approval$3,661,000
- Jobs supported374
- Loans with a final outcome11
- Charged off1
- Median term240 months
- Distinct CDCs3
Counted by borrower city: approvals to borrowers whose address is in Decatur, in any county, FY2010 to FY2026. Only 11 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Decatur
Flood risk in Decatur
- NFIP communityCity of Decatur
- NFIP community number170429
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date06/07/17
The City of Decatur participates in the National Flood Insurance Program as community 170429 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.
Macon County, not Decatur
Macon County context, not Decatur figures
- Establishments in Macon County2,241
- Covered employment, Macon County45,051
- Average annual pay, Macon County$67,788
- Housing units permitted, Macon County57
Every figure in this section is published for Macon County as a whole and is not a measurement of Decatur.
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
Decatur questions, answered from the record.
How many people live in Decatur, Illinois?
69,815, in 30,920 households. Decatur city covers 43.70 square miles of land, which is 1,598 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Decatur in?
Macon 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 Decatur?
$51,592. The median owner-occupied home is valued at $99,600. Median gross rent is $845 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Decatur businesses?
76 7(a) approvals totaling $52.1 m since FY2020, across 20 lenders, median approval $278,250, plus 28 504 approvals worth $19.4 m since FY2010. These count approvals to borrowers whose address is in Decatur, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Decatur borrowers get paid back?
No rate is published for Decatur. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Decatur in the National Flood Insurance Program?
Yes. Decatur appears in the FEMA Community Status Book as Decatur, city of, community 170429, 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 Decatur figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Macon 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 Decatur.
Is zoning published for Decatur?
No. Nothing on this page presents parcel level zoning.
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