Marathon County property record for 821 E Union Ave, Wausau, WI 54403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,064 sqft · built 1955 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,145 (2025) |
| Deeds & Mortgages | May 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 291-2907-244-0225 |
| Primary APN | 291-2907-244-0225 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,064 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Ranch |
| Exterior Material | Other |
| Lot Area | 7,405 sqft (0.17 acres) |
| Lot Dimensions | 121 ft deep x 60 ft wide |
| Garage Type | Detached |
| Parking Spaces | 2 Parking Spaces |
| Heating System | HVAC |
|---|
| Street Address | 821 E UNION AVE |
|---|---|
| City | WAUSAU |
| State | WI |
| Zip | 54403-3369 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | KIEFER MILLER & RINGLES 2ND ADD PT OF BLK H COM 236' N & 120' W OF NW COR OF 9TH ST & WAUSAU AVE S 121' W 60' N 121' E 60' TO |
| Legal Range | 07E |
| Legal Township | 29N |
| Legal Section | 24 |
| Legal Subdivision | KIEFER MILLER & RINGLES 2ND ADD |
| Legal Block | H |
| Jurisdiction | MARATHON WI |
| Township / Civil Division | WAUSAU |
| Census Block Group | 4 |
| Census Block | 4010 |
| Census Tract | 300 |
821 E Union Ave is owned and occupied by two individuals.
Source: Marathon County records, as of October 9, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 821 E UNION AVE, WAUSAU, WI 54403-3369 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Transfer on Death Deed |
|---|---|
| Jurisdiction | MARATHON WI |
| Recording Date | May 16, 2022 |
| Property Address | 821 E UNION AVE, WAUSAU, WI 54403-3369 |
| Document Number | 0001861951 |
| Instrument Date | May 16, 2022 |
| Instrument | 1861951 |
| Transaction Type | Transfer |
| Record Updated | Feb 10, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
The 2025 property tax bill for 821 E Union Ave was $2,145 with a homeowner's exemption.
Source: Marathon County assessment roll, as of February 10, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Marathon County |
| Municipality | Wausau City |
| Unified School District | Wausau School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,145.00 | $125,800 Land $17,700 Building $108,100 | $132,035 Land $18,577 Building $113,458 |
| 2023 | $1,949.00 Homeowner's exemption | $90,700 Land $17,100 Building $73,600 | $108,741 Land $20,501 Building $88,240 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 821 E Union Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026
| 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 821 E Union Ave is low, with 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 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 0.01% 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: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WAUSAU WATERWORKS serves 39,994 people · EPA ID WI7370102 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | 6 ppb (2020) 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.
Source: FCC Broadband Data Collection, based on 447 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures