7221 Weldon Spring Rd is a 3,619 square foot house on a 2.26 acre lot with 3 bedrooms and 3 bathrooms. - it last sold on June 01, 1986 for $95,000. Based on Redfin's O Fallon data, we estimate the home's value is $538,610.
Single-familyProperty Type
1979Year Built
2.26 acresLot Size
$149Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$538,610
$444K since sold in June 1986$5,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 24.7% higher than the average sale price ($432K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R1A
Single-Family Residential District
The intent of these districts is to provide for detached single-family residential development on minimum lot sizes varying from 3 acres to seven thousand 7,000 sq ft. Lots less than 3 acres in size shall be served by sanitary sewers and a public water supply.
Permitted uses
Include but are not limited to:
Religious facility
Housing-Single unit
Public service
Educational/school
Recreation
Golf related
Cemetery
Park & open space
Jul 14, 2022 • Final
Mechanical / electrical / plumbing
Replace the air conditioning unit and coil.
HVAC
Aug 6, 2020 • Final
Residential building
Perform a remodel of the bathrooms in a residential building.
Bathroom
Remodel
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
Interior
Basement Information
Basement Sq. Ft: 1,305
Basement Finish: Finished
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Fireplace Type: 1 Story 1 Opening
Has Fireplace
Room Information
# of Rooms: 5
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Continuous Wall
Building Style Type: Ranch
Building Construction Quality: Average
Property Information
Subdivision Name: OLD DARDENNE
Living Sq. Ft: 3,619
Building Sq. Ft: 4,124
# of Stories: 1
Stories Type: 1
Legal Description: COALTERS OLD DARDENNE TRT PT LOT 19
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 440
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 98,446
Legal Lot Number: 19
School Tax District: FRANCIS HOWELL
Municipality Name: UNINCORPORATED
Acres: 2.26
Zoning Code: AF0
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 3,619
Stories: 1.0
Lot Size: 2.26 acres
Style: Single Family Residential
Year Built: 1979
Year Renovated: —
County: St. Charles County
APN: 3-157D-1669-00-0019.0000000
Home facts updated by county records on Aug 7, 2026
Around this home
Schools
John Weldon Elementary School
Public PreK-5 • Assigned • 0.3mi
7/10
Francis Howell Middle School
Public 6-8 • Assigned • 2.3mi
8/10
Francis Howell High School
Public 9-12 • Assigned • 1.9mi
10/10
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
7 days above 106° 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)
38
21
47
28
66
42
71
51
75
56
85
67
90
73
86
67
83
61
74
50
57
40
46
30
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
$512,000 – $620,000
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