Warren County property record for 4739 Old Irwin Simpson Rd, Mason, OH 45040 · Last verified February 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1952 |
| Square Footage | 1,309 sqft Living Area |
| Lot Size | 43,560 sqft (1 acres) |
| Garage | Attached, 360 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $2,842.00 (2025) |
| Primary APN | 16-27-300-003-0 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Building Area | 1,309 sqft Living Area |
| 1st Floor | 1,309 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1952 |
|---|---|
| Exterior Material | Aluminum/Vinyl Exterior |
| Construction Type | Frame Construction |
| Foundation Type | Block Foundation |
| Lot Area | 43,560 sqft (1 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 360 sqft Garage |
| Porch | Enclosed Porch |
| Porch Area | 300 sqft Porch |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Forced Air Heating |
| Heating Fuel | Oil Heating Fuel |
| Account Number | 808369 |
|---|---|
| Old Parcel Number | 1627300003 |
| Street Address | 4739 OLD IRWIN SIMPSON RD |
| City | MASON |
| State | OH |
| Zip | 45040-9483 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | 2 -4-27 1.0000 AC. |
| Legal Range | 02 |
| Legal Township | 04 |
| Legal Section | 27 |
| Legal Block | 300 |
| Jurisdiction | WARREN OH |
| Minor Civil Division | DEERFIELD |
| Census Blockgroup | 1 |
| Census Block | 1029 |
| Census Tract | 32008 |
Source: Warren County records · APN 16-27-300-003-0
Assessment roll updated August 1, 2025 · Last verified February 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 File |
|---|---|
| Mailing Address | 4739 OLD IRWIN SIMPSON RD, MASON, OH 45040-9483 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 29, 1993 |
| Deed Sale | Nov 29, 1993 |
| Deed Doc Number | 0000933277 |
| Record Refreshed | Jun 08, 2026 |
Source: Warren County records · Assessment roll updated August 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Ohio |
| County | Warren County |
| County Subdivision | Deerfield Township |
| Unified School District | Mason City School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,842.00 (+8.56%) | $76,727 (+31.1%) Land $39,900 Building $36,827 | $219,220 (+31.1%) Land $114,000 Building $105,220 |
| 2023 | $2,618.00 (-4.21%) Homeowner's exemption | $58,524 (-) Land $25,830 Building $32,694 | |
| 2022 | $2,733.00 Homeowner's exemption | $58,524 Land $25,830 Building $32,694 | $167,210 (-) Land $73,800 Building $93,410 |
| 2021 | $167,210 Land $73,800 Building $93,410 |
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