HomeMissouriJefferson CountyArnold
Arnold, Missouri: commercial real estate data.
Arnold is a Census city of 20,956 people across 11.53 square miles of land, in Jefferson County. Median household income is $78,370, 79.8 percent of occupied homes are owned, and the SBA record carries 28 7(a) approvals to borrowers here worth $14.0 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Arnold
What Arnold is
- Census place typecity
- Land area11.53 sq mi
- Water area0 sq mi
- Population per square mile of land1,818
- County holding the largest share of its areaJefferson 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.
Arnold
How many people live in Arnold
- Population20,956
- Median age39.7
- Population under 184,332
- Share under 1820.7 percent
- Population 65 and over4,078
- Share 65 and over19.5 percent
- Households8,394
- Family households5,531
- Share of households that are families65.9 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Arnold
Income and work in Arnold
- Median household income$78,370
- Per capita income$37,598
- Civilian labor force11,108
- Employed10,796
- Unemployed312 plus or minus 116
- Unemployment rate2.8 percent plus or minus 1.0
- Adults 25 and over15,498
- Adults 25 and over with a high school diploma or higher90.7 percent
- Adults 25 and over with a bachelor degree or higher25.4 percent
- Adults 25 and over with a graduate degree8.1 percent plus or minus 2.2
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Arnold
Housing in Arnold
- Housing units8,982
- Occupied units8,394
- Vacant units588 plus or minus 211
- Vacancy rate6.5 percent plus or minus 2.3
- Owner occupied6,699
- Renter occupied1,695
- Ownership rate79.8 percent
- Median owner-occupied home value$220,000
- Median gross rent, monthly$1,112
- Annual rent as a share of median income17.0 percent
- Single family units7,615
- Share single family84.8 percent
- Units in buildings of two or more1,041 plus or minus 251
- Share in buildings of two or more11.6 percent plus or minus 2.8
- Mobile homes310 plus or minus 101
- Median year structure built1977
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Arnold
How Arnold gets to work
- Workers 16 and over who commute9,933
- Commuting under 15 minutes1,522
- Share commuting under 15 minutes15.3 percent
- Commuting 30 minutes or more4,561
- Share commuting 30 minutes or more45.9 percent
- Drove alone84.8 percent
- Carpooled6.2 percent plus or minus 1.5
- Public transport0.0 percent
- Walked0.6 percent plus or minus 0.5
- Worked from home8.1 percent plus or minus 2.0
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Arnold
SBA loans in Arnold (7(a))
- Approvals28
- Gross approval$14,039,100
- Average approval$501,396
- Median approval$264,800
- Ninetieth percentile approval$1,350,000
- Largest approval$2,726,000
- Jobs supported306
- Jobs per approval10.9
- Loans with a final outcome5
- Paid in full4
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more17.9 percent
- Share to franchises17.9 percent
- Distinct lenders17
- Distinct industries by NAICS21
Counted by borrower city: approvals to borrowers whose address is in Arnold, in any county, FY2020 to FY2026. Only 5 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.
Arnold
SBA loans in Arnold (504)
- Approvals8
- Gross approval$2,838,000
- Average approval$354,750
- Median approval$329,000
- Largest approval$591,000
- Jobs supported71
- Loans with a final outcome0
- Charged off0
- Median term240 months
- Distinct CDCs4
Counted by borrower city: approvals to borrowers whose address is in Arnold, in any county, FY2010 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, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Arnold
Flood risk in Arnold
- NFIP communityCity of Arnold
- NFIP community number290188
- Participating in the NFIPYes
- Community Rating System classClass 10
- Currently effective map date10/02/25
The City of Arnold participates in the National Flood Insurance Program as community 290188 and carries Community Rating System class 10, a flood insurance premium discount for policies written there.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Jefferson County, not Arnold
Jefferson County context, not Arnold figures
- Establishments in Jefferson County3,956
- Covered employment, Jefferson County49,458
- Average annual pay, Jefferson County$49,615
- Housing units permitted, Jefferson County811
Every figure in this section is published for Jefferson County as a whole and is not a measurement of Arnold.
All Jefferson 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
Arnold questions, answered from the record.
How many people live in Arnold, Missouri?
20,956, in 8,394 households. Arnold city covers 11.53 square miles of land, which is 1,818 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Arnold in?
Jefferson 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 Arnold?
$78,370. The median owner-occupied home is valued at $220,000. Median gross rent is $1,112 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Arnold businesses?
28 7(a) approvals totaling $14.0 m since FY2020, across 17 lenders, median approval $264,800, plus 8 504 approvals worth $2.8 m since FY2010. These count approvals to borrowers whose address is in Arnold, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Arnold borrowers get paid back?
No rate is published for Arnold. Only 5 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 Arnold in the National Flood Insurance Program?
Yes. Arnold appears in the FEMA Community Status Book as Arnold, city of, community 290188, carrying Community Rating System class 10, which is a premium discount for exceeding the program minimum. 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 Arnold figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Jefferson 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 Arnold.
Is zoning published for Arnold?
No. Nothing on this page presents parcel level zoning.