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Marthasville, Missouri: commercial real estate data.

Marthasville is a Census city of 2,328 people across 0.85 square miles of land, in Warren County. Median household income is $112,083, 82.8 percent of occupied homes are owned, and the SBA record carries 7 7(a) approvals to borrowers here worth $1.8 m since FY2020.

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

Marthasville

What Marthasville is

  • Census place typecity
  • Land area0.85 sq mi
  • Water area0 sq mi
  • Population per square mile of land2,726 plus or minus 996
  • County holding the largest share of its areaWarren 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.

Marthasville

How many people live in Marthasville

  • Population2,328 plus or minus 851
  • Median age30.5
  • Population under 18786 plus or minus 331
  • Share under 1833.8 percent plus or minus 7.0
  • Population 65 and over188 plus or minus 61
  • Share 65 and over8.1 percent plus or minus 3.9
  • Households686 plus or minus 181
  • Family households544 plus or minus 171
  • Share of households that are families79.3 percent

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

Marthasville

Income and work in Marthasville

  • Median household income$112,083
  • Per capita income$33,659
  • Civilian labor force1,318 plus or minus 450
  • Employed1,303 plus or minus 450
  • Unemployed15 plus or minus 19
  • Unemployment rate1.1 percent plus or minus 1.4
  • Adults 25 and over1,314 plus or minus 333
  • Adults 25 and over with a high school diploma or higher96.7 percent plus or minus 32.2
  • Adults 25 and over with a bachelor degree or higher20.1 percent plus or minus 4.6
  • Adults 25 and over with a graduate degree8.1 percent plus or minus 4.5

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

Marthasville

Housing in Marthasville

  • Housing units721 plus or minus 179
  • Occupied units686 plus or minus 181
  • Vacant units35 plus or minus 31
  • Vacancy rate4.9 percent plus or minus 4.1
  • Owner occupied568 plus or minus 174
  • Renter occupied118 plus or minus 59
  • Ownership rate82.8 percent
  • Median owner-occupied home value$182,900 plus or minus $38,875
  • Median gross rent, monthly$953 plus or minus $314
  • Annual rent as a share of median income10.2 percent plus or minus 3.8
  • Single family units644 plus or minus 173
  • Share single family89.3 percent
  • Units in buildings of two or more77 plus or minus 40
  • Share in buildings of two or more10.7 percent plus or minus 4.9
  • Mobile homes0
  • Median year structure built1988

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

Marthasville

How Marthasville gets to work

  • Workers 16 and over who commute1,139 plus or minus 341
  • Commuting under 15 minutes162 plus or minus 91
  • Share commuting under 15 minutes14.2 percent plus or minus 6.7
  • Commuting 30 minutes or more645 plus or minus 329
  • Share commuting 30 minutes or more56.6 percent plus or minus 23.4
  • Drove alone84.1 percent plus or minus 39.8
  • Carpooled5.3 percent plus or minus 2.8
  • Public transport0.4 percent plus or minus 0.7
  • Walked0.0 percent
  • Worked from home10.2 percent plus or minus 10.0

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

Marthasville

SBA loans in Marthasville (7(a))

  • Approvals7
  • Gross approval$1,801,900
  • Average approval$257,414
  • Median approval$145,100
  • Largest approval$829,500
  • Jobs supported42
  • Jobs per approval6.0
  • Loans with a final outcome1
  • Paid in full1
  • Charged off0
  • Median term120 months
  • Share on real estate terms of 20 years or more28.6 percent
  • Share to franchises0.0 percent
  • Distinct lenders4
  • Distinct industries by NAICS5

Counted by borrower city: approvals to borrowers whose address is in Marthasville, in any county, FY2020 to FY2026. Only 1 loan has 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.

Marthasville

SBA loans in Marthasville (504)

  • Approvals6
  • Gross approval$1,562,000
  • Average approval$260,333
  • Median approval$259,500
  • Largest approval$414,000
  • Jobs supported56
  • Loans with a final outcome3
  • Charged off0
  • Median term240 months
  • Distinct CDCs1

Counted by borrower city: approvals to borrowers whose address is in Marthasville, in any county, FY2010 to FY2026. Only 3 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.

Marthasville

Flood risk in Marthasville

  • NFIP communityCity of Marthasville
  • NFIP community number290444
  • Participating in the NFIPYes
  • Community Rating System classNone
  • Currently effective map date11/04/09

The City of Marthasville participates in the National Flood Insurance Program as community 290444 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.

Warren County, not Marthasville

Warren County context, not Marthasville figures

  • Establishments in Warren County654
  • Covered employment, Warren County8,212
  • Average annual pay, Warren County$50,631
  • Housing units permitted, Warren County424

Every figure in this section is published for Warren County as a whole and is not a measurement of Marthasville.

All Warren 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

Marthasville questions, answered from the record.

How many people live in Marthasville, Missouri?

2,328, in 686 households. Marthasville city covers 0.85 square miles of land, which is 2,726 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

What county is Marthasville in?

Warren 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 Marthasville?

$112,083. The median owner-occupied home is valued at $182,900. Median gross rent is $953 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

How much SBA lending goes to Marthasville businesses?

7 7(a) approvals totaling $1.8 m since FY2020, across 4 lenders, median approval $145,100, plus 6 504 approvals worth $1.6 m since FY2010. These count approvals to borrowers whose address is in Marthasville, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.

Do SBA loans to Marthasville borrowers get paid back?

No rate is published for Marthasville. Only 1 loan has reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.

Is Marthasville in the National Flood Insurance Program?

Yes. Marthasville appears in the FEMA Community Status Book as Marthasville, city of, community 290444, 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 Marthasville figures?

No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Warren 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 Marthasville.

Is zoning published for Marthasville?

No. Nothing on this page presents parcel level zoning.