Warren County property record for 422 Walnut Ln, Mason, OH 45040
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,151 sqft · built 1976 |
| Lot Size | 0.06 acres (2,614 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $144,330 (Aug 1997) |
| Tax Bill | $3,085 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 16-24-376-011-0 |
| Primary APN | 16-24-376-011-0 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 10 Plumbing Fixtures |
| Stories | 2 Stories |
| Building Area | 2,151 sqft Living Area |
| Gross Area | 2,657 sqft |
| 1st Floor Area | 347 sqft |
| 2nd Floor Area | 702 sqft |
| Basement Area | 400 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Lot Area | 2,614 sqft (0.06 acres) |
| Garage Type | Attached |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 48 sqft |
| Deck Area | 250 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Heat Pump |
| Heating Fuel | Electric |
| Account Number | 1131656 |
|---|---|
| Street Address | 422 WALNUT LN |
| City | MASON |
| State | OH |
| Zip | 45040-2016 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | GREENERY BLK C LOT 8-F |
| Legal Subdivision | GREENERY BLK C |
| Legal Block | 656 |
| Legal Lot Number | 8-F |
| Jurisdiction | WARREN OH |
| Township / Civil Division | MASON |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 31906 |
Source: Warren County records, as of October 2, 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 | 422 WALNUT LN, MASON, OH 45040-2016 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 21, 1997 · Amount on Record |
| Deed Sale | Aug 21, 1997 · Amount on Record |
| Record Updated | Oct 29, 2026 |
Source: Warren County assessment roll, as of February 9, 2026
| Type | Name |
|---|---|
| State | Ohio |
| County | Warren County |
| Municipality | Mason City |
| Unified School District | Mason City School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,085.00 (+16.42%) | $86,540 (+35.38%) Land $21,000 Building $65,540 | $247,260 (+35.38%) Land $60,000 Building $187,260 |
| 2023 | $2,650.00 (+1.3%) Homeowner's exemption | $63,924 (-) Land $8,260 Building $55,664 | |
| 2022 | $2,616.00 Homeowner's exemption | $63,924 Land $8,260 Building $55,664 | $182,640 (-) Land $23,600 Building $159,040 |
| 2021 | $182,640 Land $23,600 Building $159,040 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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 94% of the US · lower than 71% 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 | CINCINNATI PUBLIC WATER SYSTEM serves 800,000 people · EPA ID OH3102612 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2024 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 173 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 |
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