Warren County property record for 4937 Old Irwin Simpson Rd, Mason, OH 45040
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,508 sqft · built 1984 |
| Lot Size | 0.323 acres (14,088 sqft) |
| Owner | Individual Name on File |
| Last Sale | $92,800 (Jul 1992) |
| Tax Bill | $4,167 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 16-26-101-004-0 |
| Primary APN | 16-26-101-004-0 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 7 Plumbing Fixtures |
| Building Area | 1,508 sqft Living Area |
| 1st Floor Area | 68 sqft |
| Basement Area | 480 sqft |
| Finished Basement | 480 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Bi-Level |
| Exterior Material | Combination |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Lot Area | 14,088 sqft (0.323 acres) |
| Porch | Stoop |
| Porch Area | 24 sqft |
| Deck Area | 264 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Heat Pump |
| Heating Fuel | Electric |
| Account Number | 813427 |
|---|---|
| Street Address | 4937 OLD IRWIN SIMPSON RD |
| City | MASON |
| State | OH |
| Zip | 45040-9751 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | GREENFIELDS 1 LOT 4 |
| Legal Subdivision | GREENFIELDS 1 |
| Legal Block | 27 |
| Legal Lot Number | 4 |
| Jurisdiction | WARREN OH |
| Township / Civil Division | DEERFIELD |
| Census Block Group | 1 |
| Census Block | 1045 |
| Census Tract | 32008 |
4937 Old Irwin Simpson Rd is owned and occupied by an individual who bought it in July 1992.
Source: Warren County records, as of July 10, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4937 OLD IRWIN SIMPSON RD, MASON, OH 45040-9751 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 21, 1992 · Amount on File |
| Deed Sale | Jul 21, 1992 · Amount on File |
| Prior Sale | Jul 21, 1992 · Amount on File |
| Prior Transfer Date | Nov 22, 1983 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4937 Old Irwin Simpson Rd was $4,167.
Source: Warren County assessment roll, as of February 9, 2026
| Type | Name |
|---|---|
| State | Ohio |
| County | Warren County |
| County Subdivision | Deerfield Township |
| Unified School District | Mason City School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,167.00 | $93,840 Land $29,750 Building $64,090 | $268,110 Land $85,000 Building $183,110 |
| 2023 | $3,511.00 (+4.9%) Homeowner's exemption | $66,014 (-) Land $13,843 Building $52,171 | |
| 2022 | $3,347.00 Homeowner's exemption | $66,014 Land $13,843 Building $52,171 | $188,610 (-) Land $39,550 Building $149,060 |
| 2021 | $188,610 Land $39,550 Building $149,060 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4937 Old Irwin Simpson Rd in Zone X, an area of minimal flood risk.
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 | 3 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.
Wildfire risk around 4937 Old Irwin Simpson Rd is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 85% of Ohio |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 141 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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