Benton County property record for 401 4th Ave, Keystone, IA 52249
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,663 sqft · built 1918 |
| Lot Size | 0.244 acres (10,650 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $145,500 (May 2023) |
| Tax Bill | $1,496 (2026) |
| Deeds & Mortgages | May 2023 Mortgage May 2023 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 09008550 |
| Primary APN | 09008550 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,663 sqft Living Area |
| 1st Floor Area | 560 sqft |
| Basement Area | 591 sqft |
| Unfinished Basement | 560 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1918 |
|---|---|
| Effective Year Built | Effective 1918 |
| Exterior Material | Vinyl |
| Construction Type | Wood |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 10,650 sqft (0.244 acres) |
| Lot Dimensions | 142 ft deep x 75 ft wide |
| Garage Type | Attached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Slab |
| Porch Area | 390 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 401 4TH AVE |
|---|---|
| City | KEYSTONE |
| State | IA |
| Zip | 52249-9510 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | F HAMANNS 2ND ADD S 1/2 LOT 5 & ALL LOT 6 BLK 3 |
| Legal Subdivision | HAMMANS |
| Legal Block | 3 |
| Legal Lot Number | 5,6 |
| Jurisdiction | BENTON IA |
| Township / Civil Division | KANE |
| Census Block Group | 3 |
| Census Block | 3042 |
| Census Tract | 960600 |
Source: Benton County records, as of October 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 401 4TH AVE, KEYSTONE, IA 52249-9510 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| May 15, 2023 | Deed of Trust, Mortgage · Conventional Mortgage VERIDIAN CU |
| May 15, 2023 | Warranty Deed, Transfer · Conventional Mortgage VERIDIAN CU |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 15, 2023 · Amount on Record |
| Deed Sale | May 15, 2023 · Amount on Record |
| Deed Document Number | 20231544 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BENTON IA |
| Property Address | 401 4TH AVE, KEYSTONE, IA 52249-9510 |
| Transaction Type | Mortgage |
| Record Updated | Jul 19, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0000231546 |
|---|---|
| Date | May 15, 2023 |
| Instrument | 23-1546 |
| Name | VERIDIAN CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Jun 1, 2033 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BENTON IA |
| Recording Date | May 15, 2023 |
| Property Address | 401 4TH AVE, KEYSTONE, IA 52249-9510 |
| Document Number | 0000231544 |
| Instrument Date | May 4, 2023 |
| Instrument | 23-1544 |
| Transaction Type | Transfer |
| Record Updated | Sep 30, 2025 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $232.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 401 4TH AVE, KEYSTONE, IA 52249-9510 |
| Document Number | 0000231545 |
|---|---|
| Date | May 15, 2023 |
| Instrument | 23-1545 |
| Name | VERIDIAN CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.25% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Jun 1, 2020 |
| Change Frequency | Annually |
| Min Rate At Change | 4.25% |
| Max Rate At Change | 8.25% |
| Index | 1-Year CMT |
| Max Rate | 12.2% |
Source: Benton County assessment roll, as of September 30, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Benton County |
| Municipality | Keystone City |
| Unified School District | Benton Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,496.00 (-5.2%) | $141,400 (-) Land $22,600 Building $118,800 | $141,400 (-) Land $22,600 Building $118,800 |
| 2025 | $1,578.00 Homeowner's exemption | $141,400 (-0.35%) Land $22,600 Building $118,800 | $141,400 (-0.35%) Land $22,600 Building $118,800 |
| 2024 | $1,578.00 (+23.28%) | ||
| 2023 | $141,900 (+31.75%) Land $23,000 Building $118,900 | $141,900 (+31.75%) Land $23,000 Building $118,900 | |
| 2022 | $1,280.00 Homeowner's exemption | $107,700 Land $18,400 Building $89,300 | |
| 2021 | $107,700 Land $18,400 Building $89,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 22, 2023
| 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.
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 | KEYSTONE WATER SUPPLY serves 599 people · EPA ID IA0640030 |
|---|---|
| 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, 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 212 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| Keystone Communications Fiber | 250 / 250 |
| GigFire Fixed Wireless | 150 / 130 |
| T-Mobile Fixed Wireless | 100 / 20 |
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