Winnebago County property record for 173 1st Ave E, Thompson, IA 50478
| Property Type | Office Building |
|---|---|
| Details | 5,000 sqft · built 1978 |
| Lot Size | 0.263 acres (11,440 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $4,894 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0623356012 |
| Primary APN | 0623356012 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 5,000 sqft Gross Area |
| 1st Floor Area | 5,000 sqft |
| Basement Area | 5,000 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Material | Shingle |
| Lot Area | 11,440 sqft (0.263 acres) |
| Lot Dimensions | 88 ft deep x 130 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Water Source | Commercial |
| Street Address | 173 1ST AVE E |
|---|---|
| City | THOMPSON |
| State | IA |
| Zip | 50478-5053 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | 23 99 25 LOTS 7-8-9-10 BLK 22 |
| Legal Range | 25W |
| Legal Township | 099 |
| Legal Section | 23 |
| Legal Subdivision | THOMPSON (ORIGINAL TOWN) |
| Legal Block | 22 |
| Legal Lot Number | 7-10 |
| Jurisdiction | WINNEBAGO IA |
| Township / Civil Division | KING |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 680200 |
173 1st Ave E, a commercial property, is held in a trust.
Source: Winnebago County records, as of October 20, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3973 500TH ST, RAKE, IA 50465 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 173 1st Ave E was $4,894, up 19.2% from the year before.
Source: Winnebago County assessment roll, as of October 6, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Winnebago County |
| Municipality | Thompson City |
| Unified School District | North Iowa Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $221,880 (-) Land $8,290 Building $213,590 | $221,880 (-) Land $8,290 Building $213,590 | |
| 2025 | $4,894.00 (+19.16%) | $221,880 Land $8,290 Building $213,590 | $221,880 Land $8,290 Building $213,590 |
| 2024 | $4,107.00 | ||
| 2023 | $185,360 (+18.82%) Land $8,290 Building $177,070 | $185,360 Land $8,290 Building $177,070 | |
| 2022 | $3,216.00 | $156,000 Land $8,710 Building $147,290 | |
| 2021 | $156,000 Land $8,710 Building $147,290 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 173 1st Ave E in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective December 14, 2022
| 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.
Wildfire risk around 173 1st Ave E is low, with less than 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 99.1% of the US · lower than 91% of Iowa |
|---|---|
| Wildfire Likelihood | Under 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.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | THOMPSON WATER WORKS serves 499 people · EPA ID IA9585017 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2024 |
| Lead | Under 1 ppb (2023–2025) 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 136 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Winnebago Cooperative Telecom Association Fiber | 1,000 / 1,000 |
| GigFire Fixed Wireless | 150 / 130 |
| T-Mobile Fixed Wireless | 100 / 20 |
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