OFF MARKET

Last listed at $349,900, closed on jun 2018

$480,720

Est. refi paymentEst. refi $2,204/mo

•

2,000

sq ft

108 Keystone Ridge Dr, O Fallon, MO 63366

About this home

Spacious Ranch that backs to woods available for purchase. Popular Expanded Maple model is a 3 Bed/2 Bath open floor plan that sits right around 2,000 sq. ft. This home has a 3-car garage. The Kitchen is fully equipped with 42" wall cabinets, large center island & stainless double oven and gas cooktop. Vaulted ceilings carry through the enormous Great Room, while the entire home features beautiful flooring and lighting. The huge Master Suite has a walk-in closet, coffered ceiling and private bathroom for two, including a separate double vanity, corner tub and walk-in shower. The walk-out basement is for your dream finish with ¾ bathroom rough-in. The Community is open daily from 10:00am to 6:00pm. This community features a serene pond, surrounded by lush trees and rolling common ground. Situated at a prime location right off I-70. Photo images are of former model home. Optional features may be shown. Consult on-site Builder Sales for more information.

Single-familyProperty Type

0.26 acresLot Size

$240Est. Price/Sq.Ft.

3 car garageParking

Listed by Larry Wilson • Coldwell Banker Realty - Gunda

Bought with Melissa April • Coldwell Banker Realty - Gunda

Redfin checked: a minute ago

•Source:MARIS as Distributed by MLS Grid #18030022

Redfin Estimate

$480,720

$131K over list price of $350K

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4% higher than the average sale price ($462K) of 6 comparable homes.

SOLD AUG 21, 2026
$500,000
A
3 beds2.5 baths2,012 sq ft
345 Mystic Brook Dr, O Fallon, MO 63366
SOLD AUG 10, 2026
$579,000
B
3 beds2.5 baths2,096 sq ft
523 Cliff Brook Dr, O Fallon, MO 63366
SOLD SEP 10, 2026
$375,000
C
3 beds2.5 baths1,748 sq ft
46 Red Brook Ct, O Fallon, MO 63366
SOLD OCT 9, 2026
$375,000
D
3 beds2 baths1,740 sq ft
418 Dusty Brook Dr, O Fallon, MO 63366
SOLD OCT 15, 2026
$510,000
E
4 beds2 baths2,179 sq ft
332 Mystic Brook Dr, O Fallon, MO 63366
SOLD FEB 20, 2026
$435,000
F
3 beds2 baths1,984 sq ft
155 Keystone Ridge Dr, O Fallon, MO 63366

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Earn from this home

Sell

$451,042

Est. take-home

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Refinance

Est. cash available

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Rent

$2,474/mo

Redfin rental estimate

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Market trends in 63366, MO

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.8%

0.8% MoM

Median sale price

$360K

$21K MoM

Avg. days on market

12d

2 days MoM

Recently sold homes

179

5 MoM

New listings for sale

COMING SOON
$325,000
3 beds3 baths2,447 sq ft
2 Turtle Creek Villas Dr, O'Fallon, MO 63366
COMING SOON
$739,900
6 beds3.5 baths4,260 sq ft
422 Coronation Dr, O Fallon, MO 63366
COMING SOON
$480,000
3 beds3 baths3,329 sq ft
1316 Presidents Landing Dr, O Fallon, MO 63366
$429,000
4 beds3 baths1,528 sq ft
3 Locust Hills Ct, O Fallon, MO 63366
OPEN SUN, 1PM TO 3PM
$250,000
3 beds1 bath1,210 sq ft
1128 Central Pkwy, O Fallon, MO 63366
$425,000
3 beds2 baths1,781 sq ft
1316 Whispering River Ct, Saint Paul, MO 63366
COMING SOON
$649,000
3 beds3 baths2,803 sq ft
857 Emge Rd, O Fallon, MO 63366
$795,000
3 beds3 baths4,000 sq ft
306 Walnut Forest Dr, O Fallon, MO 63366
$379,900
3 beds3.5 baths2,274 sq ft
503 Wycombe Dr, O Fallon, MO 63366
$529,900
4 beds2 baths2,600 sq ft
1600 Koch Rd, O Fallon, MO 63366
See all

Provided by Redfin

Sale history for 108 Keystone Ridge Dr

Tax history for 108 Keystone Ridge Dr

*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
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

0.26 Acres

Year renovated

—

Sq. Ft.

2,002

Year built

2018

Style

Single Family Residential

County

St. Charles County

APN

2-0048-C585-00-0079.0000000

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

May 16, 2022 • Final

Building-residential alterations - decks / additions / solar / remodels / patio covers / plumbing / electrical / mechanical

Electrical

Solar

Dec 26, 2018 • Final

Residential new construction - single- multi-family / mobile home / modular

New construction

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

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

Interior

Virtual Tour

Bedroom Information
# of Bedrooms: 3
# of Bedrooms Main: 3

Bathroom Information
# of Full Baths (Total): 2
# of Main Level Bathrooms (Total): 2
# of Main and Upper Bathrooms: 2
Main Level # of Full Bathrooms: 2

Room 1 Information
Room Type: Great Room
Room Dimensions: 21x20
Room Length: 21
Room Width: 20
Room Level: Second or Main

Room 2 Information
Room Type: Kitchen
Room Dimensions: 12x12
Room Length: 12
Room Width: 12
Room Level: Second or Main

Room 3 Information
Room Type: Breakfast Room
Room Dimensions: 11x11
Room Length: 11
Room Width: 11
Room Level: Second or Main

Room 4 Information
Room Type: Master Bedroom
Room Dimensions: 19x15
Room Length: 19
Room Width: 15
Room Level: Second or Main

Room 5 Information
Room Type: Bedroom
Room Dimensions: 12x11
Room Length: 12
Room Width: 11
Room Level: Second or Main

Room 6 Information
Room Type: Bedroom
Room Dimensions: 12x11
Room Length: 12
Room Width: 11
Room Level: Second or Main

Room 7 Information
Room Type: Laundry
Room Level: Second or Main

Basement Information
Basement Features: Concrete, Full, Concrete, Bath/Stubbed, Unfinished, Walk-Out Access

Other Rooms Information
# of Rooms: 7

Fireplace Information
Has Fireplace
# of Fireplaces: 1
Fireplace Features: Gas

Heating & Cooling
Has Heating
Heating Information: Forced Air
Cooling Information: Electric

Interior Features
Interior Features: Coffered Ceiling(s), Open Floorplan, Vaulted Ceiling, Walk-in Closet(s)
Window Features: Six Panel Door(s), Bay/Bow Window, Sliding Glass Doors
Appliances: Dishwasher, Disposal, Microwave, Gas Oven

Exterior

Building Information
Construction Materials: Brick Veneer, Frame, Vinyl Siding

Property Information
Ownership Type: Private
Development Status: Under Construction
Property Type: Residential
Property Sub Type: Residential
Above Grade Finished Area: 2,000
Above Grade Finished Area Source: Builder
Model: Maple Expanded

Lot Information
Lot Features: Backs to Trees/Woods, Sidewalks, Streetlights
Lot Size Acres: 0.2636
Lot Size Dimensions: see sales office
Lot Size Source: Builder

Financial

Tax Information
Tax Year: 17

Utilities

Utility Information
Water Source: Public
Sewer: Public Sewer

Location

HOA Information
Association Fee: $225
Association Fee Frequency: Annually

School Information
Elementary School: Flint Hill Elem.
Middle Or Junior High School: Ft. Zumwalt North Middle
High School: Ft. Zumwalt North High
High School District: Ft. Zumwalt R-II

Location Information
Directions: I-70 to north on Lake St Louis Blvd (exit 214), straight onto Guthrie Road to community entrance on left.
Cross Street: Guthrie

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 2,002
Stories: 1.0
Lot Size: 0.26 acres
Style: Single Family Residential
Year Built: 2018
Year Renovated: —
County: St. Charles County
APN: 2-0048-C585-00-0079.0000000

Home facts updated by county records on Oct 26, 2026

Other

Home Information
Builder Name: McBride Homes
Levels: One

Around this home

Schools

Flint Hill Elementary

Public K-5 • Assigned • 4.4mi

7/10

Ft. Zumwalt North Middle School

Public 6-8 • Assigned • 4.3mi

8/10

Ft. Zumwalt North High School

Public 9-12 • Assigned • 5.8mi

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

4/10 Heat Factor

6 days above 107° expected this year, 18 days in 30 years

2/10 Wind Factor

1% chance of strong winds in next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

O Fallon, MO • 63366

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

$457,000 – $553,000

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Home values near 108 Keystone Ridge Dr

Data from public records.

Address	Redfin Estimate
101 Keystone Ridge Dr, O Fallon, MO 4 Beds \| 2.5 Baths \| 3020 Sq. Ft.	$597,784
111 Keystone Ridge Dr, O Fallon, MO 3 Beds \| 2 Baths \| 1984 Sq. Ft.	$424,497

Address	Redfin Estimate
105 Keystone Ridge Dr, O Fallon, MO 4 Beds \| 2.5 Baths \| 3500 Sq. Ft.	$493,489
113 Keystone Ridge Dr, O Fallon, MO 3 Beds \| 2 Baths \| 1984 Sq. Ft.	$443,627

Address	Redfin Estimate
109 Keystone Ridge Dr, O Fallon, MO 3 Beds \| 2 Baths \| 1571 Sq. Ft.	$374,558
115 Keystone Ridge Dr, O Fallon, MO 4 Beds \| 2.5 Baths \| 2964 Sq. Ft.	$461,180

Property information provided by MARIS as Distributed by MLS Grid when last listed in 2018. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 63366, MO

Sale history for 108 Keystone Ridge Dr

Tax history for 108 Keystone Ridge Dr

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 63366

Home values near 108 Keystone Ridge Dr

More real estate resources