Lyon County property record for 804 S 4th Ave, Rock Rapids, IA 51246
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,631 sqft · built 1925 |
| Lot Size | 0.258 acres (11,273 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $30,000 (May 1979) |
| Tax Bill | $1,038 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 350000100500000 |
| Primary APN | 350000100500000 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,631 sqft Living Area |
| 1st Floor Area | 704 sqft |
| Basement Area | 1,110 sqft |
| Game Room | Game Room |
| Interior Walls | Plaster |
| Year Built | Built 1925 |
|---|---|
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 11,273 sqft (0.258 acres) |
| Garage Type | Attached |
| Garage Area | 478 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Enclosed Porch |
| Porch Area | 252 sqft |
| Patio Area | 216 sqft |
| Cooling System | None |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Water Source | Commercial |
| Street Address | 804 S 4TH AVE |
|---|---|
| City | ROCK RAPIDS |
| State | IA |
| Zip | 51246-1318 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SINGLE-FAMILY DWELLINGS |
| Legal Description | WOHLERS LOTS 6 & 7 |
| Legal Lot Number | 6,7 |
| Jurisdiction | LYON IA |
| Township / Civil Division | ROCK |
| Census Block Group | 4 |
| Census Block | 4033 |
| 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 | 2 Individual Names on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 804 S 4TH AVE, ROCK RAPIDS, IA 51246-1318 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 7, 1979 · Amount on Record |
| Deed Sale | May 7, 1979 · Amount on Record |
| Deed Document Number | 0000306732 |
| 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 | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $101,540 (+10.44%) Land $34,190 Building $67,350 | $101,540 (+10.44%) Land $34,190 Building $67,350 | |
| 2024 | $1,038.00 (-12.03%) | ||
| 2023 | $91,940 (+15.88%) Land $34,190 Building $57,750 | $91,940 (+15.88%) Land $34,190 Building $57,750 | |
| 2022 | $1,180.00 Homeowner's exemption | $79,340 Land $34,190 Building $45,150 | |
| 2021 | $79,340 Land $34,190 Building $45,150 |
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 23, 2021 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 21 (1993–2024) |
| Claims Outside the SFHA | 4 of 21 |
| 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 | 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 | 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 311 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Premier Communications Fiber · Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures