Green Lake County property record for N855 Co Rd O, Markesan, WI 53946
| Property Type | Single Family Home |
|---|---|
| Lot Size | 7.82 acres (340,988 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $5,485 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage Oct 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-00579-0100 |
| Primary APN | 010-00579-0100 |
|---|
| Lot Area | 340,988 sqft (7.82 acres) |
|---|
| Street Address | N855 COUNTY ROAD O |
|---|---|
| City | MARKESAN |
| State | WI |
| Zip | 53946-7452 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 CERTIFIED SURVEY MAP 1924 V8 SEC 29 |
| Legal Lot Number | 1 |
| Jurisdiction | GREEN LAKE WI |
| Township / Civil Division | MACKFORD |
| Census Block Group | 2 |
| Census Block | 2148 |
| Census Tract | 100600 |
Source: Green Lake County records, as of February 16, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | N855 COUNTY ROAD O, MARKESAN, WI 53946-7452 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Oct 30, 2020 | Deed of Trust, Mortgage · Conventional Mortgage HORICON STATE BANK |
| Oct 6, 2021 | Deed of Trust, Mortgage · Conventional Mortgage HORICON STATE BANK |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREEN LAKE WI |
| Property Address | N855 COUNTY ROAD O, MARKESAN, WI 53946-7452 |
| Transaction Type | Mortgage |
| Record Updated | Apr 15, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000408786 |
|---|---|
| Date | Oct 30, 2020 |
| Instrument | 408786 |
| Name | HORICON STATE BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Jul 1, 2035 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREEN LAKE WI |
| Property Address | N855 COUNTY ROAD O, MARKESAN, WI 53946-7452 |
| Transaction Type | Mortgage |
| Record Updated | Apr 15, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000413512 |
|---|---|
| Date | Oct 6, 2021 |
| Instrument | 413512 |
| Name | HORICON STATE BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Fixed Rate |
|---|
Source: Green Lake County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Green Lake County |
| County Subdivision | Mackford Town |
| Unified School District | Markesan School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,485.00 (+48.85%) Homeowner's exemption | $440,600 (+103.89%) Land $31,800 Building $408,800 | $433,781 (+74.48%) Land $29,657 Building $404,124 |
| 2023 | $3,685.00 Homeowner's exemption | $216,100 Land $17,200 Building $198,900 | $248,613 Land $18,510 Building $230,103 |
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 June 4, 2014 · 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 Policies | 1 in force |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 90% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 6 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Fiber | 1,000 / 1,000 |
| Bertram Communications Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
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