Last listed at $334,900, closed on may 2019

$492,949

Est. refi paymentEst. refi $2,584/mo

•

2,657

sq ft

28 Keystone, O Fallon, MO 63368

About this home

Welcome to 28 Keystone Ct. fantastic 2-story with 16,000+ Sqft, Cul de sac lot & boasting almost 4000 sq ft of living space compliments of the completely finished walk-out lower level that offers a wet bar, 4th bathroom, & 3 rec rooms. Not to mention full brick front, 3 car garage, dual HVAC, 6 panel doors, fully fenced yard w/ vinyl fencing, stamped concrete patio, large composite deck, 2 story entry foyer, formal dining, formal living room, private den/office, 2 story great room, w/custom columns, w/b fireplace flanked by floor to ceiling windows, breakfast room bay window, divided floor plan, luxury master suite w/private luxury bath w/whirlpool tub & sep shower, coffer ceiling, ceiling light/fan & walk-in closet. The gorgeous kitchen boats w/ stainless steel appliances, central island and back-splash. Located in Hutchings Farm. Offering tons of amenities, pool, clubhouse, tennis & easy access to 40/61 or I-70. Once year CHOICE home warranty included for your peace of mind.Must see!

Single-familyProperty Type

2003Year Built

0.37 acresLot Size

$186Est. Price/Sq.Ft.

3 car garageParking

Listed by Sarah Nguyen-Bani • RE/MAX Gold

Bought with Colleen Lawler • Coldwell Banker Realty - Gunda

Redfin checked: 2 minutes ago

•Source:MARIS as Distributed by MLS Grid #19014734

Redfin Estimate

$492,949

$158K over list price of $335K

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.4% higher than the average sale price ($477K) of 6 comparable homes.

SOLD SEP 24, 2026
$398,000
A
4 beds3.5 baths2,283 sq ft
53 Lions Head Ct, O Fallon, MO 63368
SOLD JUL 22, 2026
$549,000
B
4 beds2.5 baths3,094 sq ft
1 Bayport Ct, O Fallon, MO 63368
SOLD SEP 28, 2026
$390,000
C
4 beds2.5 baths2,434 sq ft
2714 Red Cedar Parc Dr S, O Fallon, MO 63368
SOLD SEP 29, 2026
$499,900
D
4 beds2.5 baths3,134 sq ft
771 Avondale Dr, Saint Peters, MO 63376
SOLD AUG 21, 2026
$499,900
E
4 beds2.5 baths2,362 sq ft
605 Castlebrook Dr, Saint Peters, MO 63376
SOLD SEP 30, 2026
$525,000
F
4 beds3.5 baths3,674 sq ft
1001 Summersweet Dr, Saint Peters, MO 63376

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Sell

$462,569

Est. take-home

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Refinance

Est. cash available

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Rent

$2,788/mo

Redfin rental estimate

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Market trends in 63368, MO

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.5%

0.6% MoM

Median sale price

$411K

$27K MoM

Avg. days on market

18d

2 days MoM

Recently sold homes

205

5 MoM

New listings for sale

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3 beds1 bath1,005 sq ft
2419 Ambelwood Ln, O Fallon, MO 63368
OPEN TODAY, 1PM TO 3PM
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3 beds2 baths1,474 sq ft
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OPEN TODAY, 11AM TO 1PM
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COMING SOON
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See all

Provided by Redfin

Sale history for 28 Keystone

Date

Event

Price

Public Records

May 14, 2019

Sold

$330,000

$124/sq ft

MARIS as Distributed by MLS Grid #19014734

May 10, 2019

Sold

Apr 6, 2019

Pending

—

Mar 29, 2019

Listed

$334,900

$126/sq ft

MARIS as Distributed by MLS Grid #15020781

Jun 11, 2015

Sold

Apr 27, 2015

Contingent

—

Apr 15, 2015

Listed

$240,000

$90/sq ft

Nice size 2 story located on a premium .37 acre or 16,117 sqf culdesac lot. Walk out finished lower level w/rec room / family room. 4 bedrooms along with a main floor great room with separate den and a formal dining room areas .Nice back yard is fenced with a composite deck. 3 car garage, Large great room area with an over head balcony gives home a larger than life feel. wood burning fireplace in great room. Other features include: floor to ceiling windows with lots of light, breakfast room bay window, divided floor plan with large master suite with private full luxury bath and large walk in closet. subdivision has community pool and clubhouse along with club tennis. very easy access to both HWY 40 & 70 and new page extension. property is bank owned and sold as is. where is with no warranties or guarantees. offer will not be reviewed until after the property has been listed for 8 days. SpecialListingConditions: Foreclosure

Public Records

May 25, 2006

Sold

$313,000

$118/sq ft

Public Records

Oct 24, 2000

Sold

$4,769,986

$1,795/sq ft

Tax history for 28 Keystone

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

0.37 Acres

Year renovated

—

Sq. Ft.

3,590

Year built

2003

Style

Single Family Residential

County

St. Charles County

APN

2-0066-8563-00-0192.0000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 26, 2026.

R-1

PUD

Single-Family Residential District

This District is composed of those areas of the City whose principal use is and ought to be low-density single-family dwellings. The regulations of this District are designed to create and preserve a predominately urban character as evidenced by lot sizes, and street and drainage requirements. In addition to the dwelling permitted in this District, certain compatible recreational and public uses are conditionally allowed and strictly regulated to ensure harmony with the principal use of this District.

Zone overlays

Planned Unit Development District

Permitted uses

Include but are not limited to:

Housing-Single unit
Communications tower
Park & open space

Property details

Parking

Parking Information
Parking Features: Attached Garage, Garage Door Opener, Oversized
Garage Spaces: 3
Carport Spaces: 0
Has Attached Garage
Has Garage

Interior

Bedroom Information
# of Bedrooms: 4
# of Bedrooms Main: 0

Bathroom Information
# of Full Baths (Total): 3
# of Half Baths (Total): 1
# of Main Level Bathrooms (Total): 1
# of Main and Upper Bathrooms: 3
Main Level # of Half Bathrooms: 1

Room 1 Information
Room Type: Great Room
Room Dimensions: 19x16
Room Length: 19
Room Width: 16
Room Level: Second or Main

Room 2 Information
Room Type: Den
Room Dimensions: 11x11
Room Length: 11
Room Width: 11
Room Level: Second or Main

Room 3 Information
Room Type: Bedroom
Room Dimensions: 11x10
Room Length: 11
Room Width: 10
Room Level: Third or Upper

Room 4 Information
Room Type: Recreation Room
Room Dimensions: 11x11
Room Length: 11
Room Width: 11
Room Level: First or Lower

Room 5 Information
Room Type: Kitchen
Room Dimensions: 18x14
Room Length: 18
Room Width: 14
Room Level: Second or Main

Room 6 Information
Room Type: Master Bedroom
Room Dimensions: 19x16
Room Length: 19
Room Width: 16
Room Level: Third or Upper

Room 7 Information
Room Type: Laundry
Room Dimensions: 10x6
Room Length: 10
Room Width: 6
Room Level: Second or Main

Room 8 Information
Room Type: Living Room
Room Dimensions: 13x11
Room Length: 13
Room Width: 11
Room Level: Second or Main

Room 9 Information
Room Type: Bedroom
Room Dimensions: 12x10
Room Length: 12
Room Width: 10
Room Level: Third or Upper

Room 10 Information
Room Type: Recreation Room
Room Dimensions: 15x13
Room Length: 15
Room Width: 13
Room Level: First or Lower

Room 11 Information
Room Type: Dining Room
Room Dimensions: 14x10
Room Length: 14
Room Width: 10
Room Level: Second or Main

Room 12 Information
Room Type: Bedroom
Room Dimensions: 11x10
Room Length: 11
Room Width: 10
Room Level: Third or Upper

Room 13 Information
Room Type: Recreation Room
Room Dimensions: 12x16
Room Length: 12
Room Width: 16
Room Level: First or Lower

Basement Information
Has Basement
Basement Features: Concrete, Bathroom in LL, Full, Rec/Family Area

Other Rooms Information
# of Rooms: 13

Fireplace Information
Has Fireplace
# of Fireplaces: 1
Fireplace Features: Woodburning Fireplce

Heating & Cooling
Has Heating
Heating Information: Forced Air
Cooling Information: Ceiling Fan(s), Electric, Zoned

Interior Features
Interior Features: Open Floorplan, Carpets, Window Treatments, Vaulted Ceiling, Walk-in Closet(s), Wet Bar, Some Wood Floors
Window Features: Six Panel Door(s), Bay/Bow Window, Some Storm Doors
Appliances: Dishwasher, Microwave, Electric Oven

Exterior

Building Information
Construction Materials: Brick Veneer, Vinyl Siding

Property Information
Ownership Type: Private
Property Type: Residential
Property Sub Type: Residential
Above Grade Finished Area: 2,657
Above Grade Finished Area Source: Public Records

Lot Information
Lot Features: Cul-De-Sac, Fencing
Lot Size Acres: 0.37
Lot Size Dimensions: see Realist
Lot Size Source: County Records

Financial

Tax Information
Tax Annual Amount: $3,858
Tax Year: 2017

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Location

HOA Information
Association Amenities: Pool, Tennis Court(s), Clubhouse
Association Fee: $400
Association Fee Frequency: None

School Information
Elementary School: Emge Elem.
Middle Or Junior High School: Ft. Zumwalt South Middle
High School: Ft. Zumwalt South High
High School District: Ft. Zumwalt R-II

Location Information
Directions: 40/61 north on hwy K right on Hutchings Farm Dr, right on Hutching Farms Dr South, right on Hutchings Farm Pkwy, right on Hutchings Farm Blvd S, right on Vail, right on Breckenridge Circle, right on Keystone Ct.

Public facts

Beds: 4
Baths: 3.5
Sq. Ft.: 3,590
Stories: 2.0
Lot Size: 0.37 acres
Style: Single Family Residential
Year Built: 2003
Year Renovated: —
County: St. Charles County
APN: 2-0066-8563-00-0192.0000000

Home facts updated by county records on Oct 26, 2026

Other

Home Information
Living Area: 2657
Levels: Two

Around this home

Schools

Emge Elementary School

Public K-5 • Assigned • 0.6mi

10/10

Ft. Zumwalt South Middle School

Public 6-8 • Assigned • 0.8mi

9/10

Ft. Zumwalt South High School

Public 9-12 • Assigned • 1.7mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 107° expected this year, 20 days in 30 years

2/10 Wind Factor

1% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

O Fallon, MO • 63368

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.7 hours in June and 4.2 hours in December, which is comparable to the U.S. average for solar exposure.

9.7 hrs

4.2 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$469,000 – $567,000

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New listings for sale in 63368

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COMING SOON

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Home values near 28 Keystone

Data from public records.

Address	Redfin Estimate
25 Keystone Court, O Fallon, MO 3 Beds \| 2 Baths \| 1583 Sq. Ft.	$357,949
30 Keystone Court, O Fallon, MO 4 Beds \| 2.5 Baths \| 2426 Sq. Ft.	$422,920

Address	Redfin Estimate
27 Keystone Court, O Fallon, MO 4 Beds \| 3 Baths \| 1597 Sq. Ft.	$377,352
23 Keystone Court, O Fallon, MO 3 Beds \| 2.5 Baths \| 1825 Sq. Ft.	$359,511

Address	Redfin Estimate
29 Keystone Court, O Fallon, MO 4 Beds \| 2.5 Baths \| 2318 Sq. Ft.	$417,071
26 Keystone Court, O Fallon, MO 4 Beds \| 3.5 Baths \| 3657 Sq. Ft.	$511,632

Property information provided by MARIS as Distributed by MLS Grid when last listed in 2019. This data may not match . Learn more.

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