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21 Dunmore Circle O'Fallon MO 63368US4 Bed, 3.00 Bath (2 Full Bath , 1 Half Bath), 26034315
21 Dunmore Circle O'FallonMO63368
399900.0000 1/1/1900 12:00:00 AM
Realty Executives Premiere (House Springs)
4628 House Springs CenterHouse SpringsMO63051
636-677-6800

21 Dunmore Circle
O'Fallon MO 63368 US

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Courtesy of: Christina Swyers, EXP Realty, LLC, christina@primelivingproperties.com

Realty Executives Premiere (House Springs)
4628 House Springs Center
House Springs, MO, US 63051
636-677-6800

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21 Dunmore Circle
O'Fallon MO 63368 US

$399,900

Active Listing ID 26034315
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4 bed
bath icon
3.00 Bath (2 Full , 1 Half)
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Lot: 0.38 Acres
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Single Family Residence

$399,900

Active Listing ID 26034315
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21 Dunmore Circle Welcome home to this beautifully updated 4-bedroom, 2.5-bath residence situated on a large corner lot in the heart of O'Fallon. Fresh paint and new flooring throughout create a bright, modern feel and make this home truly move-in ready. The spacious floor plan offers generous living areas, a cozy fireplace, and plenty of room for both everyday living and entertaining. Step outside onto the deck, the perfect place to enjoy your morning coffee, host gatherings, or unwind while overlooking the backyard. The unfinished walkout lower level provides abundant storage space and endless potential for future finishing to suit your needs. Situated on an expansive corner lot and conveniently located near parks, shopping, dining, and major highways, this home offers the perfect combination of updates, space, and location.

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Property Features

  • Facts
  • Lot Size: 0.38 Acres
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 2
  • 1/2 Bathrooms: 1
  • Cooling System: Ceiling Fan(s), Central Air
  • Exterior Finish: Corner Lot
  • Floor Covering: Carpet, Laminate
  • Heating Fuels: Fireplace(s), Forced Air
  • Additional Features
  • Fireplace

School Information

  • School
  • John Weldon Elem.(Elementary)
  • Francis Howell Middle(MiddleSchool)
  • Francis Howell High(HighSchool)

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 399900
  • unparsedaddress: 21 Dunmore Circle
  • postalcity: O'Fallon
  • stateorprovince: MO
  • country: US
  • postalcode: 63368
  • bathroomsfull: 2
  • bathroomshalf: 1
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 0.38
  • lotsizeunits: Acres
  • lotsizearea: 0.38
  • livingarea: 2309
  • livingareaunits: Square Feet
  • latitude: 38.72974
  • longitude: -90.697675
  • listagentfullname: Christina Swyers
  • listagentemail: christina@primelivingproperties.com
  • listagentkey: 3yd-MARISMO-CHSWYERS
  • listagentmlsid: CHSWYERS
  • listagentpreferredphone: 3146295867
  • listagentofficephone: 8662241761
  • listofficekey: 3yd-MARISMO-EXRT01
  • listagentstatelicense: 2015014415
  • listofficemlsid: EXRT01
  • disclaimer: Copyright © 2026 Mid America Regional Information Systems, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
  • sourcesystemid: MARISMO
  • yearbuilt: 1991
  • countyorparish: St. Charles
  • parcelnumber: 3-157C-6638-00-0281.0000000
  • elementaryschool: John Weldon Elem.
  • highschool: Francis Howell High
  • elementaryschooldistrict: Francis Howell R-III
  • middleorjuniorschooldistrict: Francis Howell R-III
  • highschooldistrict: Francis Howell R-III
  • cooling: Ceiling Fan(s), Central Air
  • constructionmaterials: Vinyl Siding
  • flooring: Carpet, Laminate
  • heating: Fireplace(s), Forced Air
  • fireplaceyn: True
  • transactiontype: ForSale
  • storiestotal: 2
  • parkingtotal: 0
  • parkingfeatures: Garage, Garage - Attached
  • waterfrontyn: False
  • interiorfeatures: Ceiling Fan(s), Eat-in Kitchen, Kitchen Island, Pantry, Separate Dining
  • exteriorfeatures: Corner Lot
  • architecturalstyle: Ranch
  • rooms: Basement, Bathroom 1, Bathroom 2, Bathroom 3, Bedroom 1, Bedroom 2, Bedroom 3, Bedroom 4
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: True
  • internetconsumercommentyn: True
  • location: -90.69768, 38.72974
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"EXP Realty, LLC", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "Expenses":[{"ExpenseCategory":"Home Owner Assessments Fee", "ExpenseFrequency":"Annually", "ExpenseValue":300}], "GeocodeOptions":null, "LeadRoutingEmail":"christina@primelivingproperties.com", "ListBrokerageCity":"Overland Park", "ListBrokerageCountry":"US", "ListBrokerageEmail":"whitney.meddaugh@exprealty.com", "ListBrokerageLogoUrl":null, "ListBrokerageName":"EXP Realty, LLC", "ListBrokeragePhone":"(913) 908-8001", "ListBrokeragePostalCode":"66210", "ListBrokerageStateOrProvince":"KS", "ListBrokerageUnitNumber":null, "ListBrokerageUnparsedAddress":"9393 W 110th St, Ste 500", "ListBrokerageWebsiteUrl":null, "ListOfficeAddress1":"3636 S Geyer Rd Ste 100", "ListOfficeAddress2":null, "ListOfficeBrokerMlsId":"CHRCRIBB", "ListOfficeCity":"Saint Louis", "ListOfficeCountry":"US", "ListOfficeEmail":"mo.broker@exprealty.net", "ListOfficePostalCode":"63127", "ListOfficeStateOrProvince":"MO", "ListPriceCurrencyType":"USD", "ListingTitle":"Single Family Residence, Ranch - O'Fallon, MO", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/21-Dunmore-Cir_O-Fallon_MO_63368_M74821-81437?f=listhub&s=MARISMO&m=26034315&c=rexren", "MLSModificationTimestamp":"2026-06-12T08:31:40Z", "Neighborhoods":[{"Description":null, "Name":"410 - Francis Howell"}], "PostalCode":null, "RawPropertySubType":"Single Family Residence", "RawPropertyType":"Residential", "RoomCount":8, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":4522, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 6/12/2026 10:04:09 AM GMT
Source Updated Date: 6/14/2026 12:45:43 AM GMT

Courtesy of: Christina Swyers, EXP Realty, LLC, christina@primelivingproperties.com

Copyright © 2026 Mid America Regional Information Systems, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

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