Warren County property record for 3530 Irwin Simpson Rd, Mason, OH 45040 · Last verified February 2026
| Property Type | Condominium Offices |
|---|---|
| Details | 480 sqft · built 1986 |
| Owner | Company Name on File |
| Last Sale | $257,500 (Jun 2016) |
| Tax Bill | $866 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 16-21-177-053-0 |
| Primary APN | 16-21-177-053-0 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 480 sqft Total Area |
| 1st Floor Area | 480 sqft |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Construction Type | Brick |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | 940390 |
|---|---|
| Old Parcel Number | 1621177053 |
| Street Address | 3530 IRWIN SIMPSON RD |
| City | MASON |
| State | OH |
| Zip | 45040-9766 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Condominium Offices |
| Legal Description | COLUMBIA SQUARE #PT.3 U-5 |
| Legal Subdivision | COLUMBIA SQUARE RP 1 |
| Legal Block | 177 |
| Legal Lot Number | 3,U-5 |
| Jurisdiction | WARREN OH |
| Township / Civil Division | DEERFIELD |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 32003 |
Source: Warren County records · APN 16-21-177-053-0
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 | Company Name on File |
|---|---|
| Mailing Address | 1159 CHAUCER PL, MAINEVILLE, OH 45039-9134 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 08, 2016 · Amount on Record |
| Deed Sale | Jun 08, 2016 · Amount on Record |
| Deed Document Number | 0000015568 |
| Record Updated | 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 | Kings Local School District (PK - 12) |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $866.00 (-4.31%) | $12,110 (-) Land $5,040 Building $7,070 | $34,600 (-) Land $14,400 Building $20,200 |
| 2023 | $905.00 (+0.89%) | $12,110 (-) Land $5,040 Building $7,070 | |
| 2022 | $897.00 | $12,110 Land $5,040 Building $7,070 | $34,600 (-) Land $14,400 Building $20,200 |
| 2021 | $34,600 Land $14,400 Building $20,200 |
Source: FEMA National Flood Hazard Layer, Warren County (39165C), updated June 25, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 391650320032, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Nearby Flood Policies | 9 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 280 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Cincinnati Bell | Fiber | 3,000 / 3,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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