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New Construction Homes in O'Fallon, MO
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New Construction Homes in O'Fallon, MO

New Construction Homes in O'Fallon, MO

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24 of 88 Listings
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New Construction Homes in O'Fallon, MO

24 of 88 Listings

Your local team in O Fallon

HG

Holly Gerchen

Holly Gerchen Group brokered by Epique Realty

Lic. #Broker Associate

Holly Gerchen Group brokered by Epique RealtyCall Holly
LS

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne
  1. 302 Yellow Birch Drive — photo25Active

    $402,681

    3 bd · 2 ba · 1,279 sqft

    302 Yellow Birch Drive, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  2. 126 Mora Boulevard Unit 450-504 — photo9Active

    $344,900

    3 bd · 3 ba · 1,363 sqft

    126 Mora Boulevard Unit 450-504, O'Fallon, MO

    Alexander Hencheck · FH Realty

  3. 124 Mora Boulevard Unit 450-503 — photo9Active

    $344,970

    3 bd · 3 ba · 1,363 sqft

    124 Mora Boulevard Unit 450-503, O'Fallon, MO

    Alexander Hencheck · FH Realty

  4. 711 Grindstone Drive — photo24Active

    $437,052

    3 bd · 2 ba · 1,570 sqft

    711 Grindstone Drive, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  5. 2 Buckley at Post Farms Enclave — photo47Active

    $489,900

    4 bd · 3 ba · 2,570 sqft

    2 Buckley at Post Farms Enclave, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  6. 2 Aspen at Harvest Manors — photo23Active

    $307,900

    2 bd · 2 ba · 1,150 sqft

    2 Aspen at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  7. 2 Maple at Harvest Manors — photo24Active

    $339,900

    3 bd · 2 ba · 1,745 sqft

    2 Maple at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  8. 2 Berwick at Harvest Manors — photo26Active

    $339,900

    3 bd · 3 ba · 1,728 sqft

    2 Berwick at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  9. 2 Sterling at Harvest Manors — photo32Active

    $345,900

    4 bd · 3 ba · 1,902 sqft

    2 Sterling at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  10. 2 Ashford at Harvest Manors — photo35Active

    $378,900

    4 bd · 3 ba · 2,548 sqft

    2 Ashford at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  11. 2 Royal II at Harvest Manors — photo33Active

    $362,900

    4 bd · 3 ba · 2,001 sqft

    2 Royal II at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  12. 2 Aspen II at Harvest Manors — photo27Active

    $342,900

    3 bd · 2 ba · 1,539 sqft

    2 Aspen II at Harvest Manors, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  13. The Grand Columbia Floor Plan — photo16Active

    $456,500

    2 bd · 2 ba · 1,826 sqft

    The Grand Columbia Floor Plan, O'Fallon, MO

    Holly Sofka · Berkshire Hathaway HomeServices Select Properties

  14. The Grand Columbia Ll Floor Plan, Columbia Meadows — photo17Active

    $462,800

    2 bd · 2 ba · 1,826 sqft

    The Grand Columbia Ll Floor Plan, Columbia Meadows, O'Fallon, MO

    Holly Sofka · Berkshire Hathaway HomeServices Select Properties

  15. The Columbia Floor Plan — photo21Active

    $415,400

    2 bd · 2 ba · 1,583 sqft

    The Columbia Floor Plan, O'Fallon, MO

    Holly Sofka · Berkshire Hathaway HomeServices Select Properties

  16. The Magnolia Floor Plan — photo9Active

    $479,700

    2 bd · 2 ba · 1,912 sqft

    The Magnolia Floor Plan, O'Fallon, MO

    Holly Sofka · Berkshire Hathaway HomeServices Select Properties

  17. 753 Barnwood Hill Drive — photoPrice Reduced14Active

    $464,900

    3 bd · 3 ba · 1,749 sqft

    753 Barnwood Hill Drive, O'Fallon, MO

    Kelly Boehmer · Berkshire Hathaway HomeServices Select Properties

  18. 2 Fieldcrest at Oakshire — photo23Active

    $349,900

    3 bd · 3 ba · 1,920 sqft

    2 Fieldcrest at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  19. 2 Belmont at Oakshire — photo21Active

    $324,900

    3 bd · 2 ba · 1,478 sqft

    2 Belmont at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  20. 2 Burlington at Oakshire — photo26Active

    $319,900

    3 bd · 2 ba · 1,566 sqft

    2 Burlington at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  21. 2 Arlington at Oakshire — photo22Active

    $299,900

    3 bd · 2 ba · 1,252 sqft

    2 Arlington at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  22. 2 Fieldcrest at Oakshire — photo23Active

    $349,900

    3 bd · 3 ba · 1,920 sqft

    2 Fieldcrest at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  23. 2 Carolina at Oakshire — photo21Active

    $309,900

    2 bd · 2 ba · 1,214 sqft

    2 Carolina at Oakshire, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

  24. 2 Georgetown at Harvest Townhome — photo23Active

    $259,740

    2 bd · 2 ba · 1,200 sqft

    2 Georgetown at Harvest Townhome, O'Fallon, MO

    Pamela Chyba · ListWithFreedom.com Inc

12…4
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The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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Listing data & MLS disclosures

MARIS MLS
Based on information submitted to the MLS GRID as of 2026-10-29 20:31:39 UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

O'Fallon, MO community profile

Population
96,497
Median income
$101,965
Housing units
36,476
People per sq. mi.
3,112.8
Area
31 sq. mi.

Source: HJN community data

O'Fallon housing market

October 2026 · This period is still settling

Selling at 99.9% of asking price

Sales here are closing essentially at asking. MLS · 108 sales · as of Oct 30, 2026

Homes on the market · MLS, as of Oct 25, 2026–Oct 30, 2026

Median list price
$424,400
Homes for sale
220
Median days on market
23 days

Price trend · Assessor repeat sales, as of Oct 31, 2026

Year-over-year
6.8%

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 30, 2026

Median home size
2,038 sq. ft.
  • Your local team in O Fallon

    HG

    Holly Gerchen

    Holly Gerchen Group brokered by Epique Realty

    Lic. #Broker Associate

    Holly Gerchen Group brokered by Epique RealtyCall Holly
    LS

    Lynne Schlereth

    Preferred Rate

    NMLS #2378688

    Call Lynne