Winnebago County property record for 14857 450th St, Thompson, IA 50478 · Last verified October 2025
| Property Type | Rural Home |
|---|---|
| Details | 3 bd · 5 ba · 4,972 sqft · built 1976 |
| Lot Size | 37.2 acres (1,620,868 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $7,712 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0708200003 |
| Primary APN | 0708200003 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 5 Baths |
| Half Baths | 2 Half Baths |
| Stories | 1 Story |
| Building Area | 4,972 sqft Living Area |
| 1st Floor Area | 2,344 sqft |
| Basement Area | 1,140 sqft |
| Finished Basement | 1,040 sqft |
| Game Room | Game Room |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1976 |
|---|---|
| Architectural Style | A-Frame |
| Exterior Material | Wood Siding |
| Construction Type | Wood Frame |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 1,620,868 sqft (37.2 acres) |
| Garage Type | Mixed |
| Garage Area | 1,680 sqft |
| Parking Spaces | 6 Parking Spaces |
| Deck Area | 716 sqft |
|---|---|
| Patio Area | 716 sqft |
| Granary | Granary |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Street Address | 14857 450TH ST |
|---|---|
| City | THOMPSON |
| State | IA |
| Zip | 50478-7508 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | 08 99 24 NE NE 8 99 24 |
| Legal Range | 24 |
| Legal Township | 99 |
| Legal Section | 08 |
| Legal Subdivision | RURAL |
| Jurisdiction | WINNEBAGO IA |
| Township / Civil Division | NEWTON |
| Census Block Group | 2 |
| Census Block | 2107 |
| Census Tract | 680100 |
Source: Winnebago County records · APN 0708200003
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 14857 450TH ST, THOMPSON, IA 50478-7508 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Jun 08, 2026 |
Source: Winnebago County records · Assessment roll updated May 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Winnebago County |
| Unified School District | Lake Mills 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 | $607,510 (+3.84%) Land $90,730 Building $516,780 | $607,510 (+3.84%) Land $90,730 Building $516,780 | |
| 2024 | $7,712.00 (-3.7%) | ||
| 2023 | $585,027 (+22.43%) Land $66,187 Building $518,840 | $585,027 (+22.43%) Land $66,187 Building $518,840 | |
| 2022 | $8,008.00 Homeowner's exemption Additional exemption filed | $477,827 Land $51,637 Building $426,190 | |
| 2021 | $477,827 Land $51,637 Building $426,190 |
Source: FEMA National Flood Hazard Layer, Winnebago County (19189C), updated December 14, 2022 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| 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 · Published October 2026 · based on 2 locations within about half a mile of this property, a small sample
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Winnebago Cooperative Telecom Association | Fiber | 1,000 / 1,000 |
| LTD Broadband | Fixed Wireless (licensed-by-rule) | 150 / 130 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE (outdoors only)
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