Walworth County - Kathleen Kostock
On January 22, 2024, Kathleen Kostock was appointed to serve as Walworth County Register of Deeds for the remainder of the unexpired term ending Jan. 5, 2025.
Kathy has 15 years of combined experience as a mortgage underwriter and lender, title company closing agent and processor and real estate administrative assistant. In addition, she has more than 10 years accounting experience. Together, these qualities make her well qualified to carry out the duties of Register of Deeds.
She has been a resident of Walworth County for over 30 years and currently serves as a member of the Elkhorn Area School Board and is also a member of Wisconsin Register of Deeds Association. Living in the Town of Sugar Creek with Bill, her husband of 40+ years, Kathy enjoys spending time with family and friends. She and Bill are big gardeners and have been blessed to be able to share their bounty with family and neighbors and the Walworth County Food Pantry.
Office Address
100 W Walworth St., Room 102
Elkhorn, WI 53121
Office hours: 8:00 - 5:00
Vital Records requests are processed Monday - Friday 8:00 a.m. - 4:30 p.m.
Telephone: 262-741-4233
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About the Register of Deeds Office
Real estate records are maintained in a grantor/grantee indexing system which begins in 1839. A computer index is available beginning in 1969 as well as document images back to 1935. In 2004 a tract index was created. Birth, death & marriage records for events that occurred in Walworth are maintained. Birth records begin in 1856, death records begin in 1873 & marriages begin in 1839. Ownership & description information is maintained for over 65,000 tax parcels.