Warren County property record for 4818 Gemstone Ct, Mason, OH 45040
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,329 sqft · built 2001 |
| Lot Size | 0.348 acres (15,202 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $396,900 (Feb 2007) |
| Tax Bill | $8,046 (2025) |
| Deeds & Mortgages | Dec 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-25-490-003-0 |
| Primary APN | 12-25-490-003-0 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 10 Plumbing Fixtures |
| Stories | 2 Stories |
| Building Area | 3,329 sqft Living Area |
| 2nd Floor Area | 1,174 sqft |
| Basement Area | 800 sqft |
| Finished Basement | 800 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2008 |
| Exterior Material | Brick/Stone |
| Construction Type | Brick |
| Foundation Type | Concrete |
| Lot Area | 15,202 sqft (0.348 acres) |
| Garage Area | 630 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 384 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Account Number | 1132489 |
|---|---|
| Old Parcel Number | 1225490003 |
| Street Address | 4818 GEMSTONE CT |
| City | MASON |
| State | OH |
| Zip | 45040-3307 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | WEATHERSTONE 2 LOT# 48 |
| Legal Range | 03 |
| Legal Township | 04 |
| Legal Section | 25 |
| Legal Subdivision | WEATHERSTONE 2 |
| Legal Block | 490 |
| Legal Lot Number | 48 |
| Jurisdiction | WARREN OH |
| Township / Civil Division | MASON |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 31905 |
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 | Individual Name on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 4818 GEMSTONE CT, MASON, OH 45040-3307 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 6, 2007 · Amount on Record |
| Deed Sale | Feb 6, 2007 · Amount on Record |
| Prior Sale | Dec 21, 2001 · Amount on Record |
| Deed Document Number | 0004393722 |
| Deed Book / Page | 4393 / 722 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WARREN OH |
| Property Address | 4818 GEMSTONE CT, MASON, OH 45040-3307 |
| Document Number | 0000002907 |
| Instrument Date | Dec 13, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Feb 20, 2020 |
| Title Company | ACCURATE EQUITY GROUP, ACCURATE EQUITY GRP |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 4818 GEMSTONE CT MASON OH 450403307, MASON, OH 45040-3307 |
| Document Number | 0000002907 |
|---|---|
| Date | Jan 27, 2020 |
| Instrument | 2907 |
| Name | FIFTH THIRD BK NA |
|---|---|
| Address | CINCINNATI, OH 45263 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 26, 2050 |
Source: Warren County assessment roll, as of August 1, 2025
| 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 | $8,046.00 (+11.97%) | $199,241 (+33.18%) Land $49,000 Building $150,241 | $569,260 (+33.18%) Land $140,000 Building $429,260 |
| 2023 | $7,186.00 (+1.31%) Homeowner's exemption | $149,601 (-) Land $30,800 Building $118,801 | |
| 2022 | $7,093.00 Homeowner's exemption | $149,601 Land $30,800 Building $118,801 | $427,430 (-) Land $88,000 Building $339,430 |
| 2021 | $427,430 Land $88,000 Building $339,430 |
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 | 1 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 99.1% of the US · lower than 96% 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: 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 287 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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