511 Westhoff Ave, O Fallon, MO 63366 Property Records

St. Charles County property record for 511 Westhoff Ave, O Fallon, MO 63366 · Last verified March 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,107 sqft · built 1958
Lot Size	0.275 acres (12,000 sqft)
Owner	2 Company Names on File
Tax Bill	$2,193 (2025)
Flood Zone	Zone X (minimal risk)
APN	`255930A000`

Property Details

APN / Parcel Number

Primary APN	`255930A000`
Alternative APN	`2-057A-4476-05-0004.0000000`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,107 sqft Living Area
1st Floor Area	1,107 sqft
Basement Area	1,107 sqft
Finished Basement	540 sqft

Exterior

Year Built	Built 1958
Architectural Style	Ranch
Exterior Material	Brick/Stone
Lot Area	12,000 sqft
Lot Dimensions	120 ft deep x 100 ft wide
Garage Type	Attached
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	200 sqft
Patio Area	120 sqft

Utilities, Heating & Cooling

Heating System	Forced Air
Sewer	Connected

Location & Zoning

Account Number	255930A000
Old Parcel Number	255930A000
Street Address	511 WESTHOFF AVE
City	O FALLON
State	MO
Zip	63366-2515
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	WOODLAWN ADDN BLK 5 LOTS 4 & 5
Legal Range	03E
Legal Township	47N
Legal Subdivision	WOODLAWN ADDN-OFALLON
Legal Block	5
Legal Lot Number	4 5
Jurisdiction	ST CHARLES MO
Township / Civil Division	WENTZVILLE
Census Block Group	2
Census Block	2036
Census Tract	311802

Owner

Source: St. Charles County records · APN 255930A000

Assessment roll updated July 1, 2025 · Last verified March 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Company Names on File
Mailing Address	511 WESTHOFF AVE, O FALLON, MO 63366-2515
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Oct 18, 2004
Deed Sale	Oct 18, 2004
Deed Document Number	0040041546
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: St. Charles County records · Assessment roll updated July 1, 2025 · Last verified March 2026

Property Jurisdictions

Type	Name
State	Missouri
County	St. Charles County
Municipality	O'Fallon City
Unified School District	Fort Zumwalt R-II School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$2,193.00 (+17.34%)	$33,849 (+4.59%)	$178,150 (+4.59%) Land $40,000 Building $138,150
2023		$32,364 (+24.55%)
2022	$1,869.00	$25,985	$170,335 (+24.55%) Land $35,000 Building $135,335
2021			$136,761 Land $35,000 Building $101,761

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, St. Charles County (29183C), updated August 25, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 291833118022, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 1 individual NFIP policies nearby
Community Rating System	Class 9 (5% premium discount)
Nearby Flood Policies	1 in force 1 of 1 on primary residences
Nearby Flood Claims	5 (1979–2015)
Claims Outside the SFHA	3 of 5
Most Recent Claim	Dec 2015, other causes, Severe Storms, Tornadoes, Straight-line Winds, And Flooding

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.