Rock County, Wisconsin
Rock County, WI has 73,143 parcels, including 8,013 vacant land parcels, per the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data. Absentee owners — those whose mailing address is away from the property — account for 20,351 of its 73,105 mailable ownership records (28%). 3,214 owners (4%) are based outside Wisconsin. The median vacant parcel is 3.6 acres.
Source: Wisconsin Statewide Parcel Map (V12 (2025 tax roll))
Rock County by the numbers
| Total parcels | 73,143 |
| Vacant land parcels | 8,013 |
| Vacant lots (under 5 acres) | 4,160 |
| Vacant tracts (5 acres or more) | 3,853 |
| Absentee owners | 20,351 (28% of mailable owners) |
| Out-of-state owners | 3,214 (4% of mailable owners) |
| Median vacant parcel | 3.6 acres (middle half 0.4–40) |
Source: Wisconsin Statewide Parcel Map (V12 (2025 tax roll))
Build your own Rock County list
Pick the acreage and owner type you mail to, see exactly how many vacant-land owners match, and download the CSV right after checkout. One row per owner and mailing address, with the county's market value and a suggested offer range.
About 311 absentee owners of 1–10 acres · about $89
Available lead lists in Rock County
Browse Rock County lead types
Rock County land data: common questions
How many parcels are in Rock County, WI?
Rock County, WI has 73,143 parcels in the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data.
How many absentee land owners are in Rock County, WI?
20,351 ownership records in Rock County list a mailing address away from the property — 28% of the county's 73,105 mailable owners, per the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data.
How many out-of-state owners hold property in Rock County, WI?
3,214 ownership records in Rock County carry a mailing address outside Wisconsin — 4% of mailable owners, per the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data.
How many vacant land parcels are in Rock County, WI?
Rock County, WI has 8,013 vacant land parcels across the WI Statewide Parcel Map vacant land-use groups, per the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data.
How big is a typical vacant parcel in Rock County, WI?
The median vacant parcel in Rock County is 3.6 acres; the middle half ranges from 0.4 to 40 acres, per the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data.
Where can I search Rock County, WI property records, deeds and liens?
Ownership, deed and lien records are kept by the county: the county's land records or GIS portal (ownership and parcel data) and the Register of Deeds (deeds, liens) — search there by owner name or parcel number. This page summarizes the V12 (2025 tax roll) Wisconsin Statewide Parcel Map data roll (73,143 parcels) and sells the resulting mailing lists; it doesn't host deed images or lookups.
How much does a list of absentee owners of vacant land in Rock County, WI cost?
About 1,473 absentee owners hold vacant land in Rock County, WI (one row per owner and mailing address, V12 (2025 tax roll)). Lists are priced by record count — from $49 for up to 250 owners to $199 for all of them — and you see the exact count and price before paying.
How much does a list of out-of-state owners of vacant land in Rock County, WI cost?
About 463 out-of-state owners hold vacant land in Rock County, WI (one row per owner and mailing address, V12 (2025 tax roll)). Lists are priced by record count — from $49 for up to 250 owners to $89 for all of them — and you see the exact count and price before paying.
How much does a list of in-state absentee owners of vacant land in Rock County, WI cost?
About 1,338 in-state absentee owners hold vacant land in Rock County, WI (one row per owner and mailing address, V12 (2025 tax roll)). Lists are priced by record count — from $49 for up to 250 owners to $199 for all of them — and you see the exact count and price before paying.
More Wisconsin counties
Learn
County scores and notes are research starting points. All property, ownership, tax, zoning, environmental, and mailing data should be independently verified before purchase decisions or outreach campaigns.
Land Lead Directory provides research starting points for land investors and acquisition teams. We do not guarantee deal quality, owner motivation, data completeness, property condition, zoning, access, environmental status, or investment outcomes. Verify all information independently before making offers, purchasing property, or launching outreach campaigns.