Hardin County property record for 520 N Johnson St, Ada, OH 45810
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,929 sqft · built 1971 |
| Lot Size | 0.193 acres (8,418 sqft) |
| Owner | Individual Name on File |
| Last Sale | $91,000 (Oct 2010) |
| Tax Bill | $1,601 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 25-160050.0000 |
| Primary APN | 25-160050.0000 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,929 sqft Living Area |
| 1st Floor Area | 1,929 sqft |
| Flooring | Tile |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Construction Type | Steel Frame |
| Roof Type | Gable |
| Roof Material | Shingle |
| Lot Area | 8,418 sqft (0.193 acres) |
| Lot Dimensions | 183 ft deep x 46 ft wide |
| Cooling System | Central |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 520 N JOHNSON ST |
|---|---|
| City | ADA |
| State | OH |
| Zip | 45810-1134 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | DEFENDERFERS PT 22 |
| Legal Subdivision | DEFENDERFERS |
| Jurisdiction | HARDIN OH |
| Township / Civil Division | LIBERTY |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 402 |
520 N Johnson St is owned and occupied by an individual who bought it in October 2010.
Source: Hardin County records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 520 N JOHNSON ST, ADA, OH 45810-1134 |
| Occupancy | Owner Occupied |
| 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 | Oct 28, 2010 · Amount on File |
| Deed Sale | Oct 28, 2010 · Amount on File |
| Prior Sale | May 11, 2010 · Amount on File |
| Deed Document Number | 201060916 |
| Deed Book / Page | 495 / 2219 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 520 N Johnson St was $1,601 with a homeowner's exemption, up 1.3% from the year before.
Source: Hardin County assessment roll, as of March 31, 2026
| Type | Name |
|---|---|
| State | Ohio |
| Municipality | Ada Village |
| County | Hardin County |
| County Subdivision | Liberty Township |
| Unified School District | Ada Exempted Village School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,601.00 (+1.33%) | $40,730 (-) Land $2,300 Building $38,430 | |
| 2024 | $1,580.00 (+0.45%) Homeowner's exemption | $40,730 (-) Land $2,300 Building $38,430 | |
| 2023 | $1,573.00 (-5.98%) Homeowner's exemption | $40,730 (+8.01%) Land $2,300 Building $38,430 | $116,370 Land $6,570 Building $109,800 |
| 2022 | $1,673.00 Homeowner's exemption | $37,710 Land $2,230 Building $35,480 | |
| 2020 | $107,740 Land $6,370 Building $101,370 |
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.
FEMA maps place 520 N Johnson St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective July 9, 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.
Wildfire risk around 520 N Johnson 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 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 | ADA VILLAGE serves 5,334 people · EPA ID OH3300012 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 387 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Brightspeed Fiber | 2,000 / 2,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| HDER Link Fixed Wireless | 100 / 100 |
May also be available: MetaLINK Technologies, T-Mobile, Watch TV.
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