Columbia County property record for 310 W Oneida St, Portage, WI 53901
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · built 1860 |
| Lot Size | 0.171 acres (7,492 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,400,000 (Mar 2021) |
| Tax Bill | $3,741 (2025) |
| Deeds & Mortgages | Mar 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 11271-1358 |
| Primary APN | 11271-1358 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Year Built | Built 1860 |
|---|---|
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 7,492 sqft (0.171 acres) |
| Garage Type | Detached |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 310 W ONEIDA ST |
|---|---|
| City | PORTAGE |
| State | WI |
| Zip | 53901-1664 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 3, BLK 8, DH&T ADD |
| Legal Range | 09E |
| Legal Township | 12N |
| Legal Section | 06 |
| Legal Subdivision | DH&T ADD |
| Legal Block | 8 |
| Legal Lot Number | 3 |
| Jurisdiction | COLUMBIA WI |
| Township / Civil Division | PORTAGE |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 970402 |
Source: Columbia County records, as of February 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 | Company Name on File |
|---|---|
| Mailing Address | 404 S MILL ST, ALBANY, WI 53502-9502 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 23, 2021 · Amount on File |
| Deed Sale | Mar 23, 2021 · Amount on File |
| Deed Document Number | 940174 |
| Record Updated | Jun 8, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | COLUMBIA WI |
| Recording Date | Mar 23, 2021 |
| Property Address | 310 W ONEIDA ST, PORTAGE, WI 53901-1664 |
| Document Number | 0000940174 |
| Instrument Date | Mar 22, 2021 |
| Instrument | 940174 |
| Transaction Type | Transfer |
| Record Updated | Sep 8, 2022 |
| Amount | Amount on Record |
|---|---|
| Tax | $4,200.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | N398 MILLER AVE, N398, ENDEAVOR, WI 53930-9332 |
| Name | Verified Name |
|---|---|
| Address | 404 S MILL ST, ALBANY, WI 53502-9502 |
Source: Columbia County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Columbia County |
| Municipality | Portage City |
| Unified School District | Portage Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,741.00 (+24.82%) | $182,300 (+6.61%) Land $12,400 Building $169,900 | $202,456 (+12.97%) Land $13,771 Building $188,685 |
| 2023 | $2,997.00 | $171,000 Land $12,400 Building $158,600 | $179,208 Land $12,995 Building $166,213 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective May 15, 2016
| 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 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 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 | PORTAGE WATERWORKS serves 10,437 people · EPA ID WI1110039 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2025 |
| Lead | 6 ppb (2023) 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 389 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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