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138 River Rock Dr, O Fallon, MO 63366 Property Records

St. Charles County property record for 138 River Rock Dr, O Fallon, MO 63366

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,956 sqft · built 2019
Lot Size0.302 acres (13,151 sqft)
OwnerCompany Name on File
Last Sale$390,373 (Mar 2020)
Deeds & MortgagesMar 2020 Sale
Dec 2019 Sale
Flood ZoneZone X (minimal risk)
APNT190300270

Property Details

APN / Parcel Number

Primary APNT190300270
Alternative APN
  • 2-0087-C715-00-0631.0000000

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,956 sqft Living Area
Gross Area3,912 sqft
1st Floor Area1,956 sqft
Basement Area1,956 sqft

Exterior

Year BuiltBuilt 2019
Effective Year BuiltEffective 2019
Architectural StyleRanch
Exterior MaterialBrick
Lot Area13,151 sqft (0.302 acres)
Parking Spaces3 Parking Spaces

Location & Zoning

Account NumberT190300270
Street Address138 RIVER ROCK DR
CityO FALLON
StateMO
Zip63366-1794
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionRIVERDALE VLG E #1 LOT 631
Legal SubdivisionRIVERDALE VLG E #1
Legal Lot Number631
JurisdictionST CHARLES MO
Township / Civil DivisionWENTZVILLE
Census Block Group2
Census Block2005
Census Tract312001

Owner

138 River Rock Dr is owned by a company that bought it in March 2020 and is owner-occupied.

Source: St. Charles County records, as of August 7, 2026

Owner of RecordCompany Name on File
Mailing Address138 RIVER ROCK DR, O FALLON, MO 63366-1794
OccupancyOwner Occupied
Owner TypeCompany
VestingBorrower in Default

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Mar 10, 2020Grant Deed, Subdivision Related Transfer
NOT AVAILABLE
Dec 23, 2019Warranty Deed, Transfer
OTHER

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 10, 2020 · Amount on File
Deed SaleMar 10, 2020 · Amount on File
Deed Document Number2020146950
Deed Book / Page7245 / 1657
Record UpdatedSep 20, 2026

March 2020: Grant Deed, Subdivision Related Transfer

Document TypeGrant Deed
JurisdictionST CHARLES MO
Recording DateMar 10, 2020
Property Address138 RIVER ROCK DR, O FALLON, MO 63366-1794
Document Number0072451657
Book / Page007245 / 001657
Instrument DateMar 9, 2020
Instrument146950
Transaction TypeSubdivision Related Transfer
Record UpdatedJun 26, 2020
Title CompanyNOT AVAILABLE

Transaction

AmountAmount on Record
Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address138 RIVER ROCK DR ST PAUL MO 633661794, ST PAUL, MO 63366-1794

December 2019: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionST CHARLES MO
Recording DateDec 23, 2019
Property Address138 RIVER ROCK DR, O FALLON, MO 63366-1794
Document Number0072032436
Book / Page007203 / 002436
Instrument DateDec 20, 2019
Instrument738380
Transaction TypeTransfer
Record UpdatedFeb 13, 2020
Title CompanyOTHER

Transaction

AmountAmount on Record
Tax$0.00
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address239 FOX HILL RD ST CHARLES MO 633013745, ST CHARLES, MO 63301-3745
InvestorPossibly a Property Investor

Tax Assessment & Valuation

Source: St. Charles County assessment roll, as of August 7, 2026

Property Jurisdictions

TypeName
StateMissouri
CountySt. Charles County
MunicipalitySt. Paul City
Unified School DistrictFort Zumwalt R-II School District (PK - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2026$75,672$398,275 Land $70,000 Building $328,275
2023$83,687
2022$440,457 Land $55,000 Building $385,457

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

FEMA maps place 138 River Rock Dr in Zone X, an area of minimal flood risk, though there have been 25 flood claims nearby since 1982.

Source: FEMA National Flood Hazard Layer, effective August 25, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies2 in force
Nearby Flood Claims25 (1982–2015)
Claims Outside the SFHA1 of 25
Most Recent ClaimJun 2015 · river or lake flooding
Claims by Event
  • Severe Storms, Tornadoes, Flooding, Apr 1994 · 3 claims
  • Severe Storms & Flooding, Sep 1993 · 8 claims

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.

Wildfire

Wildfire risk around 138 River Rock Dr is low, with a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 93% of the US · lower than 90% of Missouri
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond 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 SystemST PAUL PWS
serves 1,700 people · EPA ID MO6011535
Water SourceGroundwater
Last State InspectionAug 2024
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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 185 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Gateway Fiber
Fiber		2,000 / 2,000
Spectrum
Cable		1,000 / 1,000
Brightspeed
Fiber		940 / 940
T-Mobile
Fixed Wireless		100 / 20

May also be available: Wisper ISP.

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