Thornton, CO - Lost Dogs, Cats & Pets - PawBoost

Thornton, CO - Lost Dogs, Cats & Pets - PawBoost We share lost & found pet alerts for Thornton. We also share found dogs, found cats, and found pets. Do you have a lost pet in Thornton?

Report a lost pet here: pawboost.com/fb/thornton_co

Your Thornton area lost dog, lost cat, or lost pet will be shared here after you create your report. Report it to PawBoost here: https://www.pawboost.com/fb/thornton_co

Please LIKE this page so you can be in on the search when a lost dog, lost cat, lost bird & other missing pets are lost in the Thornton area. We also share found dogs, found cat

s, found birds, and other found pets to this page. Together, we can help more stray animals get home safe :)

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Best of luck!!

🚨 Kira was LOST YESTERDAY in Brighton, CO 80602 near Zuni st 403B.Please spread the word for this lost dog by sharing th...
09/04/2026

🚨 Kira was LOST YESTERDAY in Brighton, CO 80602 near Zuni st 403B.
Please spread the word for this lost dog by sharing this post.

💬 Dueño's Message: "Doy recompensa 💵💵💵💵 estoy muy triste y mis hijas también extrañamos a kira 💔"

🐾 Description: "Es blanca es una maltez"

🔗 For more info or to contact Kira's owner, click here: https://www.pawboost.com/p/73342289

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! this pet is home safe & sound after 17 hours, 11 minutes :)🚨 This dog was FOUND TODAY in Thornton, CO...
09/03/2026

UPDATE: REUNITED!! this pet is home safe & sound after 17 hours, 11 minutes :)

🚨 This dog was FOUND TODAY in Thornton, CO 80241 near Skyview Elementary, Concord Neighborhood.
Please spread the word for this found dog by sharing this post.

💬 Finder's Message: "Help us reunite this sweet girl with her family! "

🐾 Description: "White Maltese, very friendly, no collar "

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73341337

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Sophie was LOST September 1, 2026 in Northglenn, CO 80233 near 112th and Irma.Please spread the word for this lost cat...
09/03/2026

🚨 Sophie was LOST September 1, 2026 in Northglenn, CO 80233 near 112th and Irma.
Please spread the word for this lost cat by sharing this post.

🐾 Description: "orange and grey tabby "

🔗 For more info or to contact Sophie's owner, click here: https://www.pawboost.com/p/73341191

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! Unknown is home safe & sound after 4 hours, 16 minutes :)🚨 This dog was FOUND YESTERDAY in Thornton, ...
09/03/2026

UPDATE: REUNITED!! Unknown is home safe & sound after 4 hours, 16 minutes :)

🚨 This dog was FOUND YESTERDAY in Thornton, CO 80602 near Downing Street and 98th.
Please spread the word for this found dog by sharing this post.

💬 Finder's Message: "I found her with no collar. She has heterochromia (different colored eyes). "

🐾 Description: "Terrier/dachshund mix female "

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73340870

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! this pet is home safe & sound after 5 hours, 22 minutes :)🚨 This dog was FOUND YESTERDAY in Thornton,...
09/03/2026

UPDATE: REUNITED!! this pet is home safe & sound after 5 hours, 22 minutes :)

🚨 This dog was FOUND YESTERDAY in Thornton, CO 80229 near Downing Street and 98th.
Please spread the word for this found dog by sharing this post.

💬 Finder's Message: "We found her roaming in the middle of the street with no collar. She is very friendly and seems well-trained. "

🐾 Description: "Female Pitbull mix"

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73340538

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! Tajin is home safe & sound after 13 hours, 51 minutes :)🚨 Tajin was LOST TODAY in Northglenn, CO 8023...
09/03/2026

UPDATE: REUNITED!! Tajin is home safe & sound after 13 hours, 51 minutes :)

🚨 Tajin was LOST TODAY in Northglenn, CO 80234 near Huron street.
Please spread the word for this lost cat by sharing this post.

💬 Owner's Message: "He is the sweetest but loudest kitty ever he loves being in your personal space and eating your food I miss him alot please help me being him home "

🐾 Description: "Orange and while tabby white white swirls and is 5 months old "

🔗 For more info or to contact Tajin's owner, click here: https://www.pawboost.com/p/73338370

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 This dog was FOUND August 30, 2026 in Thornton, CO 80229 near 104th & Riverdale Rd.Please spread the word for this fou...
09/03/2026

🚨 This dog was FOUND August 30, 2026 in Thornton, CO 80229 near 104th & Riverdale Rd.
Please spread the word for this found dog by sharing this post.

🐾 Description: "White and tan chihuahua mix"

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73337980

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Gunther was LOST TODAY in Thornton, CO 80229 near Garfield Ct, Est. 99th Place.Please spread the word for this lost ca...
09/01/2026

🚨 Gunther was LOST TODAY in Thornton, CO 80229 near Garfield Ct, Est. 99th Place.
Please spread the word for this lost cat by sharing this post.

💬 Owner's Message: "Please contact me at "

🐾 Description: "Big, fat, friendly cat. Will let you grab him. Gets along with all animals, kids, people. Nickname Gunny. Will eat food if you offer it to him. "

🔗 For more info or to contact Gunther's owner, click here: https://www.pawboost.com/p/73332789

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Hoss was LOST July 9, 2026 in Thornton, CO 80229 near Devonshire BLVD, Skyview Highschool, Rotella Park..Please spread...
09/01/2026

🚨 Hoss was LOST July 9, 2026 in Thornton, CO 80229 near Devonshire BLVD, Skyview Highschool, Rotella Park..
Please spread the word for this lost dog by sharing this post.

💬 Owner's Message: "Hoss had been my baby ever since he was born. I watched him be born, witnessed him opening his eyes, losing his first tooth, and has spent 13 years with by my side. I don't want this to be how his story ends, and I hope he is with someone healthy and safe who doesn't know he has a home. "

🐾 Description: "Hoss is Tan with black on his ears and back, white chest and under belly, with greys on his snout. He has floppy ears even when they stand up. He is 13 years old and was approximately 12lbs, he may be smaller now. He wasn't wearing a collar but is microchipped and neutered. "

🔗 For more info or to contact Hoss's owner, click here: https://www.pawboost.com/p/73332169

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! Unknown is home safe & sound after 2 days, 0 hours :)🚨 This dog was FOUND TODAY in Thornton, CO 8023...
09/01/2026

UPDATE: REUNITED!! Unknown is home safe & sound after 2 days, 0 hours :)

🚨 This dog was FOUND TODAY in Thornton, CO 80233 near Downing way Thornton.
Please spread the word for this found dog by sharing this post.

💬 Finder's Message: "This boy was found running from Lambertson Lakes ,
Across east 100th ave and then onto Downing way . No tags . Friendly now was Initially very scared.
Currently in our backyard but we can’t keep him over night as we have 3 dogs of our own "

🐾 Description: "Small white "

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73332050

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

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