Union County property record for 300 3rd Ave, Thayer, IA 50254
| Property Type | Post Office |
|---|---|
| Details | 720 sqft · built 1910 |
| Lot Size | 0.055 acres (2,400 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $54 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0814357007 |
| Primary APN | 0814357007 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 720 sqft Gross Area |
| 1st Floor Area | 720 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Urethane Foam |
| Lot Area | 2,400 sqft (0.055 acres) |
| Lot Dimensions | 60 ft deep x 40 ft wide |
| Heating System | Floor/Wall Furnace |
|---|---|
| Water Source | Commercial |
| Street Address | 300 3RD AVE |
|---|---|
| City | THAYER |
| State | IA |
| Zip | 50254-8369 |
| Property Category | Public Works |
| Property Type | Public Works > Post Office |
| Legal Description | O P E BLK 14 40 FT OF LOT 1 |
| Legal Block | 14 |
| Legal Lot Number | 1 |
| Jurisdiction | UNION IA |
| Township / Civil Division | JONES |
| Census Block Group | 1 |
| Census Block | 1111 |
| Census Tract | 190100 |
Source: Union County records, as of October 20, 2026
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 | 1410 S CLINTON ST, CHICAGO, IL 60607-5102 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Union County assessment roll, as of September 30, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Union County |
| Municipality | Thayer City |
| Unified School District | East Union Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $3,540 (-) Land $1,400 Building $2,140 | $3,540 (-) Land $1,400 Building $2,140 | |
| 2025 | $54.00 (-6.9%) | $3,540 (+16.07%) Land $1,400 Building $2,140 | $3,540 (+16.07%) Land $1,400 Building $2,140 |
| 2024 | $58.00 | ||
| 2023 | $3,050 Land $1,400 Building $1,650 | $3,050 Land $1,400 Building $1,650 | |
| 2022 | $58.00 |
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 May 31, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · above 65% of Iowa |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 44 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Grand River Mutual Telephone Fiber | 1,000 / 1,000 |
4G LTE only, no 5G reported
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