300 Firma Rd is a 1,782 square foot house on a 0.9 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's O Fallon data, we estimate the home's value is $355,229.
Single-familyProperty Type
1995Year Built
0.9 acresLot Size
$199Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$355,229
$5,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.6% lower than the average sale price ($376K) 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
A
Agricultural District
The intent of this district is to provide for agricultural, recreational, wildlife, open space, farming, river oriented uses and related uses and to discourage premature and disassociated urban development. The minimum lot size of 5 acres is designed to support agricultural uses and home sites which require proper siting in a rural area.
Permitted uses
Include but are not limited to:
Agriculture
Dairy
Livestock production
Religious facility
Housing-Single unit
Public service
Educational/school
Golf related
Cemetery
Park & open space
Oct 28, 2024 • Final
Residential building
Remodel
Aug 16, 2023 • Final
Mechanical / electrical / plumbing
Replace the air conditioning unit and coil.
HVAC
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: 1,782
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Continuous Wall
Building Style Type: Ranch
Building Construction Quality: Fair
Exterior Wall: Vinyl
Property Information
Subdivision Name: US SUVEY 469
Living Sq. Ft: 1,782
Building Sq. Ft: 3,564
# of Stories: 1
Stories Type: 1
Legal Description: PT SUR 469
Lot Information
# of Buildings: 1
Land Sq. Ft: 39,204
School Tax District: FT ZUMWALT
Municipality Name: UNINCORPORATED
Acres: 0.9
Zoning Code: AB0
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 1,782
Stories: 1.0
Lot Size: 0.9 acres
Style: Single Family Residential
Year Built: 1995
Year Renovated: —
County: St. Charles County
APN: 2-0097-0469-00-0002.5100000
Home facts updated by county records on Aug 7, 2026
Around this home
Schools
Westhoff Elementary School
Public K-5 • Assigned • 1.5mi
8/10
Ft. Zumwalt North Middle School
Public 6-8 • Assigned • 3.1mi
8/10
Ft. Zumwalt North High School
Public 9-12 • Assigned • 2.3mi
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
7 days above 108° expected this year, 19 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 • 63366
Average low and high temperatures (°F)
38
20
47
27
66
41
72
51
76
56
85
68
90
72
86
66
85
59
74
50
57
40
46
29
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
$338,000 – $409,000
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