Rock County, WI parcel owner data
28,986 parcels with the owner of record. 24,995 carry an owner mailing address, and 9,062 are absentee-owned (36%), the list investors mail first. Browsing is free and unlimited on the map; one credit turns any owner into a verified phone and email.
Parcels
28,986
With owner
28,986
With mailing address
24,995
Absentee owners
9,062
Sample rows
| Parcel | Owner | Property address | Owner mails from | Acres |
|---|---|---|---|---|
| 13440005 | CITY OF BELOIT INC | 1757 SHIRLAND Ave, Beloit | — | 0.16 |
| 13440015 | MCNELY WILLIAM | 1745 SHIRLAND Ave, Beloit | — | 0.17 |
| 13440020 | KOHL CAROL L | 1739 SHIRLAND Ave, Beloit | — | 0.17 |
| 13440030 | MARZETTE AUTRY L | 1729 SHIRLAND Ave, Beloit | — | 0.33 |
| 13440045 | ESCO PROPERTIES LLC | 1711 SHIRLAND Ave, Beloit | — | 0.17 |
| 13440050 | CASTELLANOS CESAR | 102 CLEVELAND St, Beloit | — | 0.20 |
| 13440055 | AMUNDSON TERRY S | 110 CLEVELAND St, Beloit | — | 0.13 |
| 13440065 | SMITH GREGORY L | 1702 KENWOOD Ave, Beloit | — | 0.33 |
| 13441345 | CASTELLANOS YADIRA L | 1533 HIGHLAND Ave, Beloit | — | 0.23 |
| 13441350 | STICKLER RICHARD D | 1527 HIGHLAND Ave, Beloit | — | 0.21 |
| 13441355 | TINDELL CHRISTI L | 1517 HIGHLAND Ave, Beloit | — | 0.30 |
| 13441360 | WILTERDINK BRUCE A | 1509 HIGHLAND Ave, Beloit | — | 0.23 |
Public record data as published by the county. Phone and email are never shown here; they are resolved per owner, on request, with a confidence score.
What you can do with Rock County owner data
Pull every absentee owner in a zip code and export the mailing addresses for a direct-mail campaign. Draw a box around a subdivision on the map and skip-trace the whole block in one click. Look up who owns the lot next to a listing, then call them with a verified number instead of a letter that gets thrown away.
Where the data comes from
Parcel boundaries, owner of record and mailing addresses are public records maintained by the county assessor or GIS office. Quarry pulls them directly from the county's own published services and refreshes on the county's cycle. Phone and email come from the skip-trace engine, cross-checked across sources and scored, and you are only charged when a contact is found.