3901 Irwin Simpson Rd, Mason, OH 45040 Property Records

Warren County property record for 3901 Irwin Simpson Rd, Mason, OH 45040

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 2,036 sqft · built 1979
Lot Size0.194 acres (8,464 sqft)
Owner2 Individual Names on Record
Last Sale$110,000 (Jan 1994)
Tax Bill$4,908 (2025)
Deeds & MortgagesAug 2022 Mortgage
Jul 2019 Line of Credit
+ 1 more
Flood ZoneZone X (minimal risk)
APN16-21-302-009-0

Property Details

APN / Parcel Number

Primary APN16-21-302-009-0
Alternative APNs
  • 1621302009
  • 0922811
  • 922811

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Plumbing Fixtures10 Plumbing Fixtures
Stories2 Stories
Building Area2,036 sqft Living Area
Gross Area2,306 sqft
1st Floor Area280 sqft
2nd Floor Area878 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1979
Effective Year BuiltEffective 1979
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Lot Area8,464 sqft (0.194 acres)
Garage TypeAttached
Garage Area270 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHeat Pump
Heating FuelElectric

Location & Zoning

Account Number922811
Street Address3901 IRWIN SIMPSON RD
CityMASON
StateOH
Zip45040-9754
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionWOODFIELD SOUTH LOT 65
Legal Range2
Legal Township4
Legal Section21
Legal SubdivisionWOODFIELD SOUTH
Legal Block11
Legal Lot Number65
JurisdictionWARREN OH
Township / Civil DivisionDEERFIELD
Census Block Group1
Census Block1003
Census Tract32006

Owner

Source: Warren County records, as of February 9, 2026

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

Owner of Record2 Individual Names on Record
Mailing Address11311 CORNELL PARK DR, 325, BLUE ASH, OH 45242-1889
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Aug 18, 2022Deed of Trust, Mortgage · Conventional Mortgage
GENERAL ELECTRIC CU
Jul 20, 2019Deed of Trust, Mortgage · Line of Credit
GENERAL ELECTRIC CU
Mar 1, 2017Deed of Trust, Mortgage · Line of Credit
UNION SVGS

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJan 5, 1994 · Amount on Record
Deed SaleJan 5, 1994 · Amount on Record
Prior SaleJan 5, 1994 · Amount on Record
Last Transfer DateApr 15, 2006
Transfer Doc0042120178
Record UpdatedJun 8, 2026

August 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWARREN OH
Property Address3901 IRWIN SIMPSON RD, MASON, OH 45040-9754
Transaction TypeMortgage
Record UpdatedSep 2, 2022
Title CompanyNORTHWEST TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000026514
DateAug 18, 2022
Instrument2022-026514
Lender
NameGENERAL ELECTRIC CU
TypeCredit Union
AddressCINCINNATI, OH 45241
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 1, 2052
Interest
Rate TypeAdjustable Rate
Rate4%
Type Change DateSep 1, 2029
Change FrequencyAnnually
Min Rate At Change3.25%
Max Rate At Change10%
Index1-Year CMT
Max Rate10%

July 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWARREN OH
Property Address3901 IRWIN SIMPSON RD, MASON, OH 45040-9754
Document Number0000021047
Instrument DateJul 20, 2019
Transaction TypeMortgage
Record UpdatedAug 16, 2019
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address3901 IRWIN SIMPSON RD MASON OH 450409754, MASON, OH 45040-9754

Mortgage

Document Number0000021047
DateJul 31, 2019
Instrument21047
Lender
NameGENERAL ELECTRIC CU
TypeCredit Union
AddressCINCINNATI, OH 45241
Agreement
TypeLine of Credit
AmountAmount Recorded
Term180 Months
DueJul 30, 2034
Interest
Rate TypeAdjustable Rate
Rate3.99%

March 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWARREN OH
Property Address3901 IRWIN SIMPSON RD, MASON, OH 45040-9754
Document Number0000008962
Instrument DateMar 1, 2017
Transaction TypeMortgage
Record UpdatedOct 23, 2017

Transferred To (Grantee/Buyer)

NameVerified Name
Address3901 IRWIN SIMPSON RD MASON OH 450409754, MASON, OH 45040-9754

Mortgage

Document Number0000008962
DateMar 24, 2017
Instrument8962
Lender
NameUNION SVGS
TypeFederal Savings Bank
AddressCINCINNATI, OH 45249
Agreement
TypeLine of Credit
AmountAmount Recorded
Term120 Months
DueMar 23, 2027
Interest
Rate TypeAdjustable Rate

Tax Assessment & Valuation

Source: Warren County assessment roll, as of February 9, 2026

Property Jurisdictions

TypeName
StateOhio
CountyWarren County
County SubdivisionDeerfield Township
Unified School DistrictKings Local School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$4,908.00 (-1.78%)$95,770 (+25.85%) Land $24,500 Building $71,270$273,630 (+25.85%) Land $70,000 Building $203,630
2024$4,997.00 (+13.03%)
2023$4,421.00 (+2.69%) Homeowner's exemption$76,101 (-) Land $12,915 Building $63,186
2022$4,305.00 Homeowner's exemption$76,101 Land $12,915 Building $63,186$217,430 (-) Land $36,900 Building $180,530
2021$217,430 Land $36,900 Building $180,530

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

Flood

Source: FEMA National Flood Hazard Layer, effective June 25, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies8 in force
Nearby Flood Claims1 (2014)
Claims Outside the SFHA1 of 1
Most Recent ClaimJun 2014 · rainfall accumulation

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

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

Wildfire RiskLow
lower than 96% of the US · lower than 81% of Ohio
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemWARREN COUNTY
serves 99,000 people · EPA ID OH8301512
Water SourceGroundwater
Last State InspectionOct 2025
Lead1 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
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 405 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
altafiber Network Solutions
Fiber
3,000 / 3,000
Spectrum
Cable
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

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