Make a Difference

Volunteer and Foster Opportunities

Join the over 1,400 volunteers striving for a more humane Colorado.

Close-up of a brown lop-eared rabbit with soft fur and floppy ears, framed in a circular green border
Gray tabby kitten with white whiskers wearing a purple collar, framed in a pink circular border

Doing good in your community

Interested in helping vulnerable animals thrive? Volunteer at animal shelters like ours!

Our purrfect candidates

  • Age Requirement: Onsite volunteer opportunities require volunteers to be at least 16 years old. There are some assignments that require volunteers to be at least 18 years old. We are unable to accommodate onsite volunteers under the age of 16, even if they are accompanied by a parent or guardian. Not old enough to volunteer? Younger children are encouraged to participate in our Tales for Tails program!
  • Commitment: Volunteers must be able to commit three hours per week for six months. Unable to make the required commitment?
  • Physical Needs: Almost all of our volunteer roles require standing, walking, bending, and generally being on your feet for three hours.

Program impact

40 years – longest tenure volunteer
179,650 hours completed in our last fiscal year, the equivalent of 86 full time employees
637 new volunteers joined us in 2024
Over 320 Xtreme Team members – volunteers who have served over 1,000 hours
In FY25, foster parents spent more than 71,260 hours providing care to foster pets in their homes

Volunteering with Humane Colorado FAQs

Hear it straight from the horse’s – er, we mean volunteer’s – mouth!

“The patrons, the people, the ANIMALS… I just love being here.”

– Julie

Volunteering

Click a program below to learn more and fill out an application.

Woman with cat

General Volunteer

We offer more than 70 volunteer positions to help cats, dogs and small mammals at our shelters. These opportunities include everything from adoptions and animal care to dog walking and assisting with medications, and more.

Person in cowboy hat and checkered shirt grooming a brown horse in a stable aisle between wooden stalls

Equine Volunteer

Work with horses and other equines, mucking stalls and providing enrichment at the Harmony Equine Center.

Shaggy tan terrier mix lying on green grass chewing an orange ball, with a pink collar tag visible

San Luis Valley General Volunteer

Volunteer at our San Luis Valley Animal Shelter – These opportunities include everything from adoptions and animal care to dog walking and assisting with medications, and more.

Gloved hands bottle-feeding a tiny dark-furred newborn kitten with eyes still closed at an animal shelter

Foster Opportunties

Our Homes with Hearts foster care program lets animal lovers bring pets from our shelters into their homes on a temporary basis to prepare them for adoption.

Additional Opportunities

Two teenage volunteers kneel beside a glass kennel door, smiling at the camera while a black and white dog sits inside

Summer Teen Program

The Summer Teen Program is a new opportunity for 16- and 17-year-old teens to support Humane Colorado while earning service hours as well as valuable experience.

Man in green shirt holds clipboard while reading information card on glass door with

Community Service

The community service program is for individuals looking for short-term volunteer opportunities in the Denver metro area.

Volunteer in Humane Colorado shirt prepares food on small plates in shelter kitchen, with canned food and supplies nearby

Public Service Volunteer Program

The Public Service Volunteer Program offers short-term, behind-the-scenes volunteer opportunities for individuals who want to support Humane Colorado but are unable to commit to our standard six-month volunteer requirement.

Volunteers in Action

Home with Hearts Fosters care for vulnerable animals with medical needs or who are too young for adoption.
Volunteers help at adoption events, the Furry Scurry, and other out-of-shelter fun.
Animal care volunteers provide care and enrichment for in shelter pets.

Volunteering with Humane Colorado FAQs

Volunteers and Foster Families Login Here

Already a Volunteer or Foster Family?