Butler County property record for 20556 Walnut Ave, Shell Rock, IA 50670
| Property Type | Rural Home |
|---|---|
| Details | 4 bd · 1 ba · 1,440 sqft · built 2000 |
| Lot Size | 39.5 acres (1,720,620 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $4,756 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0826300043 |
| Primary APN | 0826300043 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,440 sqft Living Area |
| Basement Area | 1,440 sqft |
| Finished Basement | 1,200 sqft |
| Unfinished Basement | 240 sqft |
| Flooring | Hardwood |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Conventional |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 1,720,620 sqft (39.5 acres) |
| Garage Type | Attached |
| Garage Area | 728 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 460 sqft |
| Patio Area | 768 sqft |
| Utility Building | 3,200 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Electric |
| Street Address | 20556 WALNUT AVE |
|---|---|
| City | SHELL ROCK |
| State | IA |
| Zip | 50670-9775 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | N N SW 26 92 15 |
| Legal Range | 15W |
| Legal Township | 92N |
| Legal Section | 26 |
| Jurisdiction | BUTLER IA |
| Township / Civil Division | BUTLER |
| Census Block Group | 2 |
| Census Block | 2157 |
| Census Tract | 70100 |
20556 Walnut Ave, a rural home, is owned and occupied by an individual.
Source: Butler County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 20556 WALNUT AVE, SHELL ROCK, IA 50670-9775 |
| 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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 20556 Walnut Ave was $4,756, up 2.1% from the year before.
Source: Butler County assessment roll, as of April 30, 2026
| Type | Name |
|---|---|
| State | Iowa |
| County | Butler County |
| Unified School District | Waverly-Shell Rock Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,756.00 (+2.1%) | $371,220 Land $78,210 Building $293,010 | $371,220 Land $78,210 Building $293,010 |
| 2024 | $4,658.00 | ||
| 2023 | $337,910 (+22.13%) Land $62,180 Building $275,730 | $337,910 Land $62,180 Building $275,730 | |
| 2022 | $4,146.00 | $276,690 Land $47,900 Building $228,790 | |
| 2021 | $276,690 Land $47,900 Building $228,790 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20556 Walnut Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective December 16, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 24 (1998–2018) |
| Claims Outside the SFHA | 8 of 24 |
| Most Recent Claim | Sep 2018 · rainfall accumulation |
| Claims by Event |
|
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.
Wildfire risk around 20556 Walnut Ave is low, with 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 80% of the US · above 49% of Iowa |
|---|---|
| Wildfire Likelihood | 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.
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