Lyon County property record for 401 N 4th Ave, Rock Rapids, IA 51246
| Property Type | Commercial Vacant Land |
|---|---|
| Lot Size | 0.495 acres (21,583 sqft) |
| Owner | Company Name on Record |
| Last Sale | $146,000 (Sep 2016) |
| Flood Zone | Zone AE (high risk) |
| APN | 350000099500000 |
| Primary APN | 350000099500000 |
|---|
| Lot Area | 21,583 sqft (0.495 acres) |
|---|
| Street Address | 401 N 4TH AVE |
|---|---|
| City | ROCK RAPIDS |
| State | IA |
| Zip | 51246 |
| Property Category | Commercial |
| Property Type | Vacant Land > Commercial |
| Legal Description | PETTENGILL SUB LOT 1-4 |
| Legal Subdivision | PETTENGILL SUB |
| Legal Lot Number | 1-4 |
| Jurisdiction | LYON IA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 950200 |
Source: Lyon County records, as of October 9, 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 Record |
|---|---|
| Mailing Address | 411 1ST AVE, ROCK RAPIDS, IA 51246-1011 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 21, 2016 · Amount on Record |
| Deed Sale | Sep 21, 2016 · Amount on Record |
| Deed Document Number | 0020162282 |
| Deed Book / Page | 2016 / 2282 |
| Record Updated | Jun 8, 2026 |
Source: Lyon County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Lyon County |
| Municipality | Rock Rapids City |
| Unified School District | Central Lyon Community School District (PK - 12) |
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $35,570 (-) Land $35,570 | $35,570 (-) Land $35,570 |
| 2023 | $35,570 Land $35,570 | $35,570 Land $35,570 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective September 23, 2021 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 41 (1993–2024) |
| Claims Outside the SFHA | 8 of 41 |
| Most Recent Claim | Jun 2024 · Severe Storms, Flooding, Straight-line Winds, And Tornadoes |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 68% of Iowa |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | LYON-SIOUX RWS-ROCK RAPIDS private · serves 1,187 people · EPA ID IA6000800 |
|---|---|
| Water Source | Purchased groundwater from several systems |
| Last State Inspection | Oct 2024 |
| Lead | 2 ppb (2022–2024) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 181 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Premier Communications Fiber · Cable | 1,000 / 1,000 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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