Warren County property record for 3860 Irwin Simpson Rd, Mason, OH 45040
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,074 sqft · built 1984 |
| Lot Size | 0.19 acres (8,285 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $139,000 (Feb 2016) |
| Tax Bill | $4,060 (2025) |
| Deeds & Mortgages | Jan 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 16-21-305-016-0 |
| Primary APN | 16-21-305-016-0 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Stories | 1 Story |
| Building Area | 1,074 sqft Living Area |
| Basement Area | 520 sqft |
| Finished Basement | 520 sqft |
| Family Room | Family Room |
| Year Built | Built 1984 |
|---|---|
| Architectural Style | Bi-Level |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Foundation Type | Block |
| Lot Area | 8,285 sqft |
| Porch | Porch |
| Porch Area | 24 sqft |
| Deck Area | 120 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Heat Pump |
| Heating Fuel | Electric |
| Account Number | 929433 |
|---|---|
| Old Parcel Number | 1621305016 |
| Street Address | 3860 IRWIN SIMPSON RD |
| City | MASON |
| State | OH |
| Zip | 45040-9474 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRAILS 3 LOT# 114 |
| Legal Subdivision | TRAILS 3 |
| Legal Block | 305 |
| Legal Lot Number | 114 |
| Jurisdiction | WARREN OH |
| Township / Civil Division | DEERFIELD |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 32003 |
Source: Warren County records, as of February 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3860 IRWIN SIMPSON RD, MASON, OH 45040-9474 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 23, 2016 · Amount on Record |
| Deed Sale | Feb 23, 2016 · Amount on Record |
| Prior Sale | Jul 6, 2004 · Amount on Record |
| Deed Document Number | 0003587756 |
| Deed Book / Page | 3587 / 756 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WARREN OH |
| Property Address | 3860 IRWIN SIMPSON RD, MASON, OH 45040-9474 |
| Transaction Type | Mortgage |
| Record Updated | Feb 2, 2022 |
| Name | Verified Name |
|---|---|
| Address | 3860 IRWIN SIMPSON RD, MASON, OH 45040-9474 |
| Document Number | 0000001992 |
|---|---|
| Date | Jan 13, 2022 |
| Instrument | 2022-001992 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45202 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Dec 11, 2051 |
Source: Warren County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | Ohio |
| County | Warren County |
| County Subdivision | Deerfield Township |
| Unified School District | Kings Local School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,060.00 (+13.79%) | $79,027 (+28.99%) Land $24,500 Building $54,527 | $225,790 (+28.99%) Land $70,000 Building $155,790 |
| 2023 | $3,568.00 (+2.97%) Homeowner's exemption | $61,268 (-) Land $12,915 Building $48,353 | |
| 2022 | $3,465.00 Homeowner's exemption | $61,268 Land $12,915 Building $48,353 | $175,050 (-) Land $36,900 Building $138,150 |
| 2021 | $175,050 Land $36,900 Building $138,150 |
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.
Source: FEMA National Flood Hazard Layer, effective June 25, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 9 in force |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 81% of Ohio |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WARREN COUNTY serves 99,000 people · EPA ID OH8301512 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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.
Source: FCC Broadband Data Collection, based on 405 locations within half a mile, as of December 31, 2025
| Provider | Max 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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