Apartments For Rent In Waukesha County Allowing Dogs . 27 apartments rental listings are currently available. Houses for rent in waukesha county, wi. Pet Friendly Apartments for Rent in Waukesha County RENTCafé from www.rentcafe.com 43 apartments rental listings are currently available. 417 n washington ave apt 5, waukesha, wi 53188. Cats allowed & dogs allowed.