Hamilton County property record for 4121 31st Ave, Cincinnati, OH 45209
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2 ba · 2,022 sqft · built 1915 |
| Lot Size | 0.128 acres (5,576 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,812 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 049-0004-0035-00 |
| Primary APN | 049-0004-0035-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,022 sqft Finished Area |
| 1st Floor Area | 938 sqft |
| 2nd Floor Area | 738 sqft |
| Attic | Attic |
| Attic Area | 346 sqft |
| Basement Area | 730 sqft |
| Year Built | Built 1915 |
|---|---|
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 5,576 sqft (0.128 acres) |
| Lot Dimensions | 140 ft deep x 40 ft wide |
| Garage Type | Detached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 258 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | THIRTY-FIRST AVE |
|---|---|
| State | OH |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | 4121 31ST AVE 40 X 140 LOT 360 OAKLEY PARK PLAT A SUB PARS 35-336 CONS |
| Legal Subdivision | PARK A SUB |
| Legal Lot Number | 360 |
| Jurisdiction | HAMILTON OH |
| Township / Civil Division | CINCINNATI |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 25402 |
4121 31st Ave, a duplex, is owned by two individuals who acquired it in May 1985.
Source: Hamilton County records, as of February 9, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5284 CONIFER DR, MASON, OH 45040-8724 |
| 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 1, 1985 |
| Deed Sale | May 1, 1985 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 4121 31st Ave was $6,812, up 0.1% from the year before.
Source: Hamilton County assessment roll, as of March 1, 2025
| Type | Name |
|---|---|
| State | Ohio |
| County | Hamilton County |
| Municipality | Cincinnati City |
| Unified School District | Cincinnati City School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,812.00 (+0.13%) | $107,478 (+%) Land $38,797 Building $68,681 | |
| 2024 | $6,803.00 (-0.18%) | $107,477 (-) Land $38,797 Building $68,680 | |
| 2023 | $6,815.00 (-1.8%) | $107,477 (+9.15%) Land $38,797 Building $68,680 | $307,080 Land $110,850 Building $196,230 |
| 2022 | $6,940.00 | $98,470 Land $23,272 Building $75,198 | |
| 2020 | $281,340 Land $66,490 Building $214,850 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4121 31st Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective December 22, 2024
| 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.
The area around 4121 31st Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 528 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 · Fiber in parts of the area | 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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