Benton County property record for 101 4th Ave, Keystone, IA 52249
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 528 sqft · built 1928 |
| Lot Size | 0.081 acres (3,550 sqft) |
| Owner | Company Name on File |
| Tax Bill | $482 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 09016900 |
| Primary APN | 09016900 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 528 sqft Living Area |
| Basement Area | 264 sqft |
| Game Room | Game Room |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1928 |
|---|---|
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 3,550 sqft (0.081 acres) |
| Lot Dimensions | 142 ft deep x 25 ft wide |
| Garage Type | Detached |
| Garage Area | 644 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Enclosed Porch |
| Porch Area | 20 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 101 4TH AVE |
|---|---|
| City | KEYSTONE |
| State | IA |
| Zip | 52249-9703 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | KEYSTONE S 1/2 LOT 9 BLK 5 |
| Legal Subdivision | KEYSTONE |
| Legal Block | 5 |
| Legal Lot Number | 9 |
| Jurisdiction | BENTON IA |
| Township / Civil Division | KANE |
| Census Block Group | 3 |
| Census Block | 3064 |
| Census Tract | 960600 |
Source: Benton County records · APN 09016900
Assessment roll updated May 1, 2025 · Last verified October 2025
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 |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 103 4TH AVE, KEYSTONE, IA 52249-9703 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Prior Sale | Apr 16, 2025 |
| Record Updated | Jun 08, 2026 |
Source: Benton County records · Assessment roll updated May 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Benton County |
| Municipality | Keystone City |
| Unified School District | Benton Community School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $40,900 (+1.74%) Land $7,100 Building $33,800 | $40,900 (+1.74%) Land $7,100 Building $33,800 | |
| 2024 | $482.00 (+18.14%) | ||
| 2023 | $40,200 (+32.24%) Land $7,000 Building $33,200 | $40,200 (+32.24%) Land $7,000 Building $33,200 | |
| 2022 | $408.00 | $30,400 Land $5,600 Building $24,800 | |
| 2021 | $30,400 Land $5,600 Building $24,800 |
Source: FEMA National Flood Hazard Layer, Benton County (19011C), updated September 22, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 99.8% of the US · lower than 98.1% of Iowa |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 79 locations within half a mile · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Keystone Farmers Cooperative Telephone Company Fiber | 250 / 250 |
| LTD Broadband Fixed Wireless | 150 / 130 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Verizon.
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026
| Water System | KEYSTONE WATER SUPPLY serves 599 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 6 ppb (2022–2024) action level 15 ppb |
| Water Quality | Treatment failure resolved · May 2021 Nitrite resolved · Apr 2021 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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