Jefferson County property record for 420 Frederick Ave, Fort Atkinson, WI 53538
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.165 acres (7,187 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $360,000 (Aug 2026) |
| Tax Bill | $4,254 (2025) |
| Deeds & Mortgages | Aug 2026 Sale & Mortgage Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 226-0614-3342-047 |
| Primary APN | 226-0614-3342-047 |
|---|
| Lot Area | 7,187 sqft (0.165 acres) |
|---|---|
| Lot Dimensions | 120 ft deep x 60 ft wide |
| Street Address | 420 FREDERICK AVE |
|---|---|
| City | FORT ATKINSON |
| State | WI |
| Zip | 53538-1118 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 43, BOLDT'S FIRST ADD. |
| Legal Range | 14E |
| Legal Township | 06N |
| Legal Section | 33 |
| Legal Subdivision | BOLDTS FIRST ADD |
| Legal Lot Number | 43 |
| Jurisdiction | JEFFERSON WI |
| Township / Civil Division | FORT ATKINSON |
| Census Block Group | 1 |
| Census Block | 1031 |
| Census Tract | 101300 |
420 Frederick Ave is owned and occupied by two individuals who bought it in August 2026.
Source: Jefferson County records, as of August 18, 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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 420 FREDERICK AVE, FORT ATKINSON, WI 53538-1118 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Husband and Wife |
| Date | Document |
|---|---|
| Aug 5, 2026 | Warranty Deed, Transfer · FHA Mortgage CARDINAL FINANCIAL |
| Jun 1, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FORT COMMUNITY CU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 5, 2026 · Amount on File |
| Deed Sale | Aug 5, 2026 · Amount on File |
| Deed Document Number | 20261510371 |
| Prior Transfer Date | Mar 31, 2025 |
| Prior Transfer Doc | 0001493519 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | JEFFERSON WI |
| Recording Date | Aug 5, 2026 |
| Property Address | 420 FREDERICK AVE, FORT ATKINSON, WI 53538-1118 |
| Document Number | 0001510371 |
| Instrument Date | Aug 3, 2026 |
| Instrument | 20261510371 |
| Transaction Type | Transfer |
| Record Updated | Aug 18, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Amount | Amount on Record |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $109,080.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 420 FREDERICK AVE, FORT ATKINSON, WI 53538-1118 |
| Document Number | 0001510372, |
|---|---|
| Date | Aug 5, 2026 |
| Instrument | 20261510372 |
| Name | CARDINAL FINANCIAL |
|---|
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Aug 1, 2056 |
| Rate | 6.49% |
|---|---|
| Max Rate | -1% |
| Document Number | 0001510373, |
|---|---|
| Date | Aug 5, 2026 |
| Instrument | 20261510373 |
| Name | CARDINAL FINANCIAL |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 120 Months |
| Due | Aug 1, 2036 |
| Rate | 6.49% |
|---|---|
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | JEFFERSON WI |
| Property Address | 420 FREDERICK AVE, FORT ATKINSON, WI 53538-1118 |
| Transaction Type | Mortgage |
| Record Updated | Jun 16, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0001446185 |
|---|---|
| Date | Jun 1, 2021 |
| Instrument | 1446185 |
| Name | FORT COMMUNITY CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | May 26, 2036 |
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 420 Frederick Ave was $4,254 with a homeowner's exemption.
Source: Jefferson County assessment roll, as of February 18, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Jefferson County |
| Municipality | Fort Atkinson City |
| Unified School District | Fort Atkinson School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,254.00 Homeowner's exemption | $201,100 Land $37,500 Building $163,600 | $240,100 |
| 2023 | $3,712.00 Homeowner's exemption | $201,100 Land $37,500 Building $163,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 420 Frederick Ave in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective November 5, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 6 (1979–2013) |
| Claims Outside the SFHA | 2 of 6 |
| Most Recent Claim | Feb 2013 |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 420 Frederick Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | FORT ATKINSON WATERWORKS serves 12,390 people · EPA ID WI1280103 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2025 |
| Lead | 13 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 280 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Netwurx.
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