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HomeMissouriSt. Charles CountySt. Peters

St. Peters, Missouri: commercial real estate data.

St. Peters is a Census city of 59,092 people across 22.51 square miles of land, in St. Charles County. Median household income is $91,637, 79.0 percent of occupied homes are owned, and the SBA record carries 95 7(a) approvals to borrowers here worth $52.0 m since FY2020.

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

St. Peters

What St. Peters is

  • Census place typecity
  • Land area22.51 sq mi
  • Water area0 sq mi
  • Population per square mile of land2,625
  • County holding the largest share of its areaSt. Charles 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.

St. Peters

How many people live in St. Peters

  • Population59,092
  • Median age41.0
  • Population under 1812,344
  • Share under 1820.9 percent
  • Population 65 and over11,461
  • Share 65 and over19.4 percent
  • Households24,591
  • Family households15,308
  • Share of households that are families62.3 percent

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

St. Peters

Income and work in St. Peters

  • Median household income$91,637
  • Per capita income$45,579
  • Civilian labor force32,558
  • Employed31,811
  • Unemployed747 plus or minus 214
  • Unemployment rate2.3 percent plus or minus 0.7
  • Adults 25 and over42,349
  • Adults 25 and over with a high school diploma or higher95.9 percent
  • Adults 25 and over with a bachelor degree or higher39.2 percent
  • Adults 25 and over with a graduate degree14.2 percent

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

St. Peters

Housing in St. Peters

  • Housing units25,557
  • Occupied units24,591
  • Vacant units966 plus or minus 281
  • Vacancy rate3.8 percent plus or minus 1.1
  • Owner occupied19,435
  • Renter occupied5,156
  • Ownership rate79.0 percent
  • Median owner-occupied home value$269,900
  • Median gross rent, monthly$1,321
  • Annual rent as a share of median income17.3 percent
  • Single family units19,999
  • Share single family78.3 percent
  • Units in buildings of two or more5,038
  • Share in buildings of two or more19.7 percent
  • Mobile homes520 plus or minus 200
  • Median year structure built1988

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

St. Peters

How St. Peters gets to work

  • Workers 16 and over who commute25,941
  • Commuting under 15 minutes6,421
  • Share commuting under 15 minutes24.8 percent
  • Commuting 30 minutes or more7,699
  • Share commuting 30 minutes or more29.7 percent
  • Drove alone72.6 percent
  • Carpooled7.4 percent plus or minus 1.5
  • Public transport0.1 percent plus or minus 0.1
  • Walked0.8 percent plus or minus 0.4
  • Worked from home17.4 percent

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

St. Peters

SBA loans in St. Peters (7(a))

  • Approvals95
  • Gross approval$51,956,100
  • Average approval$546,906
  • Median approval$205,000
  • Ninetieth percentile approval$1,205,000
  • Largest approval$5,000,000
  • Jobs supported1,382
  • Jobs per approval14.5
  • Loans with a final outcome21
  • Paid in full18
  • Charged off3
  • Median term120 months
  • Share on real estate terms of 20 years or more20.0 percent
  • Share to franchises30.5 percent
  • Distinct lenders42
  • Distinct industries by NAICS60

Counted by borrower city: approvals to borrowers whose address is in St. Peters, in any county, FY2020 to FY2026. Only 21 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.

St. Peters

SBA loans in St. Peters (504)

  • Approvals41
  • Gross approval$31,146,000
  • Average approval$759,659
  • Median approval$509,000
  • Largest approval$2,795,000
  • Jobs supported586
  • Loans with a final outcome14
  • Charged off0
  • Median term240 months
  • Distinct CDCs5

Counted by borrower city: approvals to borrowers whose address is in St. Peters, in any county, FY2010 to FY2026. Only 14 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.

St. Peters

Flood risk in St. Peters

  • NFIP communityCity of St. Peters
  • NFIP community number290319
  • Participating in the NFIPYes
  • Community Rating System classNone
  • Currently effective map date03/09/21

The City of St. Peters participates in the National Flood Insurance Program as community 290319 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.

St. Charles County, not St. Peters

St. Charles County context, not St. Peters figures

  • Establishments in St. Charles County8,946
  • Covered employment, St. Charles County162,611
  • Average annual pay, St. Charles County$60,105
  • Housing units permitted, St. Charles County2,040

Every figure in this section is published for St. Charles County as a whole and is not a measurement of St. Peters.

All St. Charles 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

St. Peters questions, answered from the record.

How many people live in St. Peters, Missouri?

59,092, in 24,591 households. St. Peters city covers 22.51 square miles of land, which is 2,625 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

What county is St. Peters in?

St. Charles 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 St. Peters?

$91,637. The median owner-occupied home is valued at $269,900. Median gross rent is $1,321 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.

How much SBA lending goes to St. Peters businesses?

95 7(a) approvals totaling $52.0 m since FY2020, across 42 lenders, median approval $205,000, plus 41 504 approvals worth $31.1 m since FY2010. These count approvals to borrowers whose address is in St. Peters, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.

Do SBA loans to St. Peters borrowers get paid back?

No rate is published for St. Peters. Only 21 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 St. Peters in the National Flood Insurance Program?

Yes. St. Peters appears in the FEMA Community Status Book as St. Peters, city of, community 290319, 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 St. Peters figures?

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

Is zoning published for St. Peters?

No. Nothing on this page presents parcel level zoning.