Wisconsin Low Cost Spay/Neuter Locations:

Statewide:
Spay Wisconsin 

Brown County:
Cats Anonymous, Inc. - Green Bay
Happily Ever After Animal Sanctuary, Inc. - Green Bay

Clark County:
Clark County Humane Society - Neilsville

Dane County:
Madison Cat Project - Madison
Shelter from the Storm Animal Rescue Inc - Madison
Spay Me! Clinic - Sun Prairie

Dunn County:
Dunn County Humane Society - Menomonie

Green County:
Green County Humane Society - Monroe

Kenosha County:
Safe Harbor Humane Society/Kenosha County Humane Society - Kenosha

Manitowoc County:
Lakeshore Humane Society - Manitowoc

Milwaukee County:
Wisconsin Humane Society Veterinary Assistance Program - Milwaukee

Monroe County:
Chasing Daylight Animal Shelter - Tomah

Oneida County:
The Fix is In - Northern WI

Outagamie County:
Fox Valley Humane Association - Appleton

Polk County:
Ariel Memorial Humane Society Inc - Amery
Northwest Wisconsin Veterinary Service - Amery

Racine County:
Countryside Humane Society - Racine
Creature Comforts Veterinary Service - Burlington

Rock County:
Humane Society of Southwestern Wisconsin - Janesville

Saint Croix County:
St. Croix Animal Friends - Hudson

Sauk County:
Sauk County Humane Society-Snap - Baraboo

Sheboygan County:
Sheboygan County Humane Society - Sheboygan

Vernon County:
Alter-Ations - Viroqua

Waukesha County:
Humane Animal Welfare Society - Waukesha

Waupaca County:
Happily Ever After Animal Sanctuary, Inc. - Marion

Winnebago County:
Oshkosh Area Humane Society - Oshkosh ​(note - for TNR only)