HomeIowaGreene CountyJefferson
Jefferson, Iowa: commercial real estate data.
Jefferson is a Census city of 4,152 people across 6.02 square miles of land, in Greene County. Median household income is $58,895, 74.9 percent of occupied homes are owned, and the SBA record carries 3 7(a) approvals to borrowers here worth $2.6 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Jefferson
What Jefferson is
- Census place typecity
- Land area6.02 sq mi
- Water area0.05 sq mi
- Population per square mile of land690
- County holding the largest share of its areaGreene 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.
Jefferson
How many people live in Jefferson
- Population4,152
- Median age53.6
- Population under 18721
- Share under 1817.4 percent
- Population 65 and over1,307
- Share 65 and over31.5 percent
- Households2,085
- Family households1,158
- Share of households that are families55.5 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Jefferson
Income and work in Jefferson
- Median household income$58,895
- Per capita income$39,798
- Civilian labor force1,750
- Employed1,730
- Unemployed20 plus or minus 28
- Unemployment rate1.1 percent plus or minus 1.6
- Adults 25 and over3,092
- Adults 25 and over with a high school diploma or higher92.8 percent
- Adults 25 and over with a bachelor degree or higher21.1 percent plus or minus 4.9
- Adults 25 and over with a graduate degree5.5 percent plus or minus 2.4
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Jefferson
Housing in Jefferson
- Housing units2,250
- Occupied units2,085
- Vacant units165 plus or minus 85
- Vacancy rate7.3 percent plus or minus 3.8
- Owner occupied1,562
- Renter occupied523 plus or minus 123
- Ownership rate74.9 percent
- Median owner-occupied home value$155,800 plus or minus $31,689
- Median gross rent, monthly$754
- Annual rent as a share of median income15.4 percent
- Single family units1,815
- Share single family80.7 percent
- Units in buildings of two or more379 plus or minus 118
- Share in buildings of two or more16.8 percent plus or minus 5.2
- Mobile homes56 plus or minus 53
- Median year structure built1960
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Jefferson
How Jefferson gets to work
- Workers 16 and over who commute1,622
- Commuting under 15 minutes918 plus or minus 192
- Share commuting under 15 minutes56.6 percent
- Commuting 30 minutes or more586 plus or minus 170
- Share commuting 30 minutes or more36.1 percent plus or minus 9.7
- Drove alone77.7 percent
- Carpooled14.6 percent plus or minus 5.9
- Public transport0.1 percent plus or minus 0.2
- Walked0.8 percent plus or minus 1.1
- Worked from home6.2 percent plus or minus 3.3
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Jefferson
SBA loans in Jefferson (7(a))
- Approvals3
- Gross approval$2,635,000
- Average approval$878,333
- Median approval$1,060,000
- Largest approval$1,500,000
- Jobs supported32
- Jobs per approval10.7
- Loans with a final outcome0
- Paid in full0
- Charged off0
- Median term300 months
- Share on real estate terms of 20 years or more66.7 percent
- Share to franchises66.7 percent
- Distinct lenders3
- Distinct industries by NAICS3
Counted by borrower city: approvals to borrowers whose address is in Jefferson, in any county, FY2020 to FY2026. Only 0 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.
Jefferson
Flood risk in Jefferson
- NFIP communityCity of Jefferson
- NFIP community number190396
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date04/19/16(M)
The City of Jefferson participates in the National Flood Insurance Program as community 190396 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.
Greene County, not Jefferson
Greene County context, not Jefferson figures
- Establishments in Greene County252
- Covered employment, Greene County3,206
- Average annual pay, Greene County$53,866
- Housing units permitted, Greene County3
Every figure in this section is published for Greene County as a whole and is not a measurement of Jefferson.
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
Jefferson questions, answered from the record.
How many people live in Jefferson, Iowa?
4,152, in 2,085 households. Jefferson city covers 6.02 square miles of land, which is 690 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Jefferson in?
Greene 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 Jefferson?
$58,895. The median owner-occupied home is valued at $155,800. Median gross rent is $754 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Jefferson businesses?
3 7(a) approvals totaling $2.6 m since FY2020, across 3 lenders, median approval $1,060,000. These count approvals to borrowers whose address is in Jefferson, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Jefferson borrowers get paid back?
No rate is published for Jefferson. Only 0 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 Jefferson in the National Flood Insurance Program?
Yes. Jefferson appears in the FEMA Community Status Book as Jefferson, city of, community 190396, 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 Jefferson figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Greene 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 Jefferson.
Is zoning published for Jefferson?
No. Nothing on this page presents parcel level zoning.
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