2421 Sansonnet Ln, O Fallon, MO 63368 Property Records

St. Charles County property record for 2421 Sansonnet Ln, O Fallon, MO 63368

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,245 sqft · built 1989
Lot Size	0.12 acres (5,227 sqft)
Owner	Individual Name on Record
Last Sale	$270,000 (Nov 2023)
Tax Bill	$3,041 (2025)
Deeds & Mortgages	Feb 2026 Mortgage Nov 2023 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`A892000629`

Property Details

APN / Parcel Number

Primary APN	`A892000629`
Alternative APN	`2-0067-6478-00-0043.0000000`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,245 sqft Living Area
Gross Area	2,560 sqft
1st Floor Area	1,106 sqft
Basement Area	1,074 sqft
Finished Basement	139 sqft
Unfinished Basement	935 sqft

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,227 sqft (0.12 acres)
Garage Type	Attached
Garage Area	380 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	16 sqft
Patio Area	100 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Connected

Location & Zoning

Account Number	A892000629
Street Address	2421 SANSONNET LN
City	O FALLON
State	MO
Zip	63368-3597
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BRANDYWINE EST LOT 43
Legal Subdivision	BRANDYWINE EST
Legal Lot Number	43
Jurisdiction	ST CHARLES MO
Township / Civil Division	WELDON SPRING
Census Block Group	4
Census Block	4031
Census Tract	311732

Owner

Source: St. Charles County records, as of September 10, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	2421 SANSONNET LN, O FALLON, MO 63368-3597
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Feb 26, 2026	Deed of Trust, Mortgage · Conventional Mortgage FIRST HORIZON BANK
Nov 6, 2023	Warranty Deed, Transfer · Conventional Mortgage FIRST HORIZON BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 6, 2023 · Amount on Record
Deed Sale	Nov 6, 2023 · Amount on Record
Prior Sale	May 19, 2020 · Amount on Record
Deed Document Number	202345626
Prior Transfer Date	Dec 30, 1999
Prior Transfer Doc	0000002507
Record Updated	Oct 29, 2026

February 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ST CHARLES MO
Property Address	2421 SANSONNET LN, O FALLON, MO 63368-3597
Transaction Type	Mortgage
Record Updated	Mar 12, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2421 SANSONNET LN, O FALLON, MO 63368-3597

Mortgage

Document Number	0000008799
Date	Feb 26, 2026
Instrument	2026R-008799

Lender

Name	FIRST HORIZON BANK
Type	Bank
Address	MEMPHIS, TN 38103

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2056

November 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ST CHARLES MO
Recording Date	Nov 6, 2023
Property Address	2421 SANSONNET LN, O FALLON, MO 63368-3597
Document Number	0000045626
Map Reference	MB 29 PG 7
Instrument Date	Nov 1, 2023
Instrument	2023R-045626
Transaction Type	Transfer
Record Updated	Jan 17, 2024
Title Company	TITLE PARTNERS AGENCY LLC

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	143 ENGLAND DR, O FALLON, MO 63366-1159

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2421 SANSONNET LN, O FALLON, MO 63368-3597

Mortgage

Document Number	0000045627
Date	Nov 6, 2023
Instrument	2023R-045627

Lender

Name	FIRST HORIZON BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2053

Tax Assessment & Valuation

Source: St. Charles County assessment roll, as of August 7, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$47,175 (-)	$248,290 (-) Building $248,290
2025	$3,041.00	$47,175 (+4.75%)	$248,290 (+4.75%)
2023		$45,036
2022			$237,031 Land $50,000 Building $187,031

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective August 25, 2024

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	ST CHARLES COUNTY PWSD 2 serves 100,587 people · EPA ID MO6024530
Water Source	Purchased surface water from ST LOUIS CITY PWS
Last State Inspection	Aug 2023
Lead	2 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 486 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Gateway Fiber Fiber	2,000 / 2,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, i3 Broadband, Wisper ISP.

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