San Mateo
Lost &
Found Dogs

Search for lost and found dogs in San Mateo using the Shadow app. Receive free step-by-step guidance for your lost pet search. We’ll connect you to a massive community of Volunteers and experts who are dedicated to reuniting lost dogs and their families.
Showing results in
San Mateo
MISSING
May 3, 2021
Cece
Cece, MISSING May 3, 2021
MISSING
Apr 8, 2021
spike
spike, MISSING Apr 8, 2021
MISSING
Mar 21, 2021
Delilah
Delilah, MISSING Mar 21, 2021
MISSING
Mar 3, 2021
Gigi
Gigi, MISSING Mar 3, 2021
MISSING
Feb 22, 2021
Buster
Buster, MISSING Feb 22, 2021
FOUND
Feb 4, 2021
Do you know my owner?
Do you know my owner?, FOUND Feb 4, 2021
FOUND
Feb 4, 2021
Do you know my owner?
Do you know my owner?, FOUND Feb 4, 2021
MISSING
Sep 8, 2019
Olivia
Olivia, MISSING Sep 8, 2019
MISSING
Nov 12, 2020
Haru
Haru, MISSING Nov 12, 2020
MISSING
Nov 3, 2020
Mochi
Mochi, MISSING Nov 3, 2020
MISSING
Nov 3, 2020
Skye
Skye, MISSING Nov 3, 2020
MISSING
Oct 14, 2020
Laya
Laya, MISSING Oct 14, 2020
See remaining 7 in San Mateo on the app
Download the app

Recent reunions
in California

L
Lindsey reunited this dog!
South San Francisco, CA
8 Helps
Dora & mayra reunited!
Colma, CA
33 Helps
A
Azalia reunited this dog!
Redwood City, CA
1 Helps
S
Kiara & Stephanie reunited!
Pescadero, CA
84 Helps
Gracie & Edson reunited!
Pacifica, CA
23 Helps
Millie & Fernanda reunited!
South San Francisco, CA
14 Helps
Leo & Ana reunited!
Colma, CA
31 Helps
Milly & Denisse reunited!
South San Francisco, CA
52 Helps
J
Jeanette reunited this dog!
Tanforan, CA
99 Helps

How it all
started

When Shadow ran away, Brad, her owner, was lost and unsure of how to find her. It took 39 days, and the entire community to reunite them! After they reconnected, he promised to help others find their pets too!
Watch Shadow’s story