Richland County property record for 366 S Diamond St, Mansfield, OH 44902
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 4,257 sqft · built 1900 |
| Lot Size | 0.165 acres (7,179 sqft) |
| Owner | Individual Name on File |
| Last Sale | $12,000 (May 1996) |
| Tax Bill | $688 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 027-06-099-02-000 |
| Primary APN | 027-06-099-02-000 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 4,257 sqft Total Area |
| 1st Floor Area | 2,267 sqft |
| 2nd Floor Area | 995 sqft |
| Basement Area | 995 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Aluminum Siding |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 7,179 sqft (0.165 acres) |
| Lot Dimensions | 104 ft deep x 67 ft wide |
| Cooling System | None |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 366 S DIAMOND ST |
|---|---|
| City | MANSFIELD |
| State | OH |
| Zip | 44902-7828 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Legal Description | 1649 EX S 61.5 FT 72.83 X 85.5 1650 1 1/2 FT E S |
| Jurisdiction | RICHLAND OH |
| Township / Civil Division | MANSFIELD |
| Census Block Group | 1 |
| Census Block | 1022 |
| Census Tract | 400 |
366 S Diamond St, a commercial property, is owned by an individual who acquired it in May 2016.
Source: Richland County records, as of August 4, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 366 S DIAMOND ST, MANSFIELD, OH 44902-7828 |
| 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 | May 9, 1996 · Amount on File |
| Deed Sale | May 9, 1996 · Amount on File |
| Prior Sale | May 1, 1985 · Amount on File |
| Last Transfer Date | May 27, 2016 |
| Transfer Doc | 02467/0868 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 366 S Diamond St was $688, up 0.1% from the year before.
Source: Richland County assessment roll, as of April 3, 2026
| Type | Name |
|---|---|
| State | Ohio |
| County | Richland County |
| Municipality | Mansfield City |
| Unified School District | Mansfield City School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $688.00 (+0.15%) | $9,650 (-) Land $4,310 Building $5,340 | |
| 2024 | $687.00 (+0.73%) | $9,650 (-) Land $4,310 Building $5,340 | |
| 2023 | $682.00 | $9,650 Land $4,310 Building $5,340 | $27,570 Land $12,300 Building $15,270 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 366 S Diamond St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective March 23, 2021
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 366 S Diamond St 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 98% of the US · lower than 90% 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 | MANSFIELD CITY serves 51,000 people · EPA ID OH7002914 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2025 |
| Lead | Under 1 ppb (2026) action level 15 ppb |
| Water Quality | Treatment failure resolved · Dec 2025 Turbidity resolved · Jan 2025 |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 Corrosion control Jan 2023 |
| Monitoring and Reporting | 3 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 402 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Omni Fiber Fiber | 10,000 / 10,000 |
| Brightspeed Fiber | 2,000 / 2,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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