Open Door Animal Sanctuary

Open Door Animal Sanctuary, founded in 1975, is the largest no-kill shelter in the greater St. Louis area and State of Missouri. Open Door's Mission is to provide homeless cats and dogs with the highest quality of life and a second chance to find a forever family.We serve the community by taking in stray, abused, neglected and otherwise unwanted cats and dogs and placing them up for adoption. Each day we provide shelter, food, medical care and LOVE to more than 300 animals. Every animal that comes to us has a home and a second chance at life.

6065 Duda Road

House Springs, MO 63051

United States

Help us win cash & prizes in the current challenge. Vote now!

Active Challenge

Falling for Paws Shelter Challenge
Falling for Paws Shelter Challenge

The Falling for Paws Shelter Challenge is officially underway! Vote daily to help your favorite shelter earn cash prizes and bring more attention to the animals in their care.

6 Days

Upcoming Challenge

Snowflakes & Second Chances
Snowflakes & Second Chances

The Snowflakes & Second Chances Shelter Challenge begins November 4! Mark your calendar and help your favorite shelter make this winter a season of hope and second chances.

27 Days

Concluded Challenges

Rays of Hope Shelter Challenge
Rays of Hope Shelter Challenge

Thank you to everyone who voted in the Rays of Hope Shelter Challenge! Congratulations to our $5,000 Grand Prize winner and all of our runners-up. Our next challenge, Falling for Paws, begins August 19, so stay tuned for another season of daily voting, shelter support, and second chances!
Warm Hearts, Fresh Starts Shelter Challenge
Warm Hearts, Fresh Starts Shelter Challenge

Thank you to everyone for participating in Warm Hearts, Fresh Starts! See who won the $5000 Grand Prize and the $1000 random cash drawings! Stay tuned for our Rays of Hope Shelter Challenge starting June 10th.

Resolutions for Rescue
Resolutions for Rescue

Thank you to everyone for participating in our Resolutions for Rescue Shelter Challenge! See which shelter won the $5000 Grand Prize and our 4 Random Drawing Winners! Stay tuned for our next challenge on April 1st.

Rescue Wonderland
Rescue Wonderland

Thank you to everyone for participating in our Rescue Wonderland Shelter Challenge! See which shelter won the $5000 Grand Prize and our 3 Random Drawing Winners! Have a wonderful New Year!🎉
Leaf No Pet Behind
Leaf No Pet Behind

Thank you to everyone for participating in our Leaf No Pet Behind Shelter Challenge! See which shelter won the Grand Prize and our 6 Random Weekly Winners!
Back to the Rescue
Back to the Rescue

Thank you to everyone for participating in our Back to the Rescue Shelter Challenge! See which shelter won the Grand Prize and our 3 Random Drawing Winners!

New Leashes on Life Shelter Challenge
New Leashes on Life Shelter Challenge

Thank you to everyone who voted! Take a look a your winners!
Whiskers and Wonders Shelter Challenge
Whiskers and Wonders Shelter Challenge

Thank you to everyone who participated in our Whiskers and Wonders Shelter Challenge! Our Grand Prize Shelter took home $10,000 in cash & prizes -- see who won!

Endless Summer Tails Shelter Challenge
Endless Summer Tails Shelter Challenge

Our Endless Summer Tails Shelter Challenge Grand Prize Winner took home $8,000 in cash & supplies! Find out who won!
Petals & Paws Shelter Challenge
Petals & Paws Shelter Challenge

The votes are in! See who you voted for to win the Grand Prize in our Petals & Paws Shelter Challenge!

Questions about how Shelter Challenge works? Visit our FAQ.