Mariposa Center

Enrollment Open!
A strong, smart, and bold after school program for girls ages 5-12.



We have a new name—
Girls Inc. of the Valley


Girls Inc. empowers, educates, and guides girls forward, helping them navigate the challenges in their lives on the way to becoming strong, smart, self-reliant women. We offer a supportive all-girls environment, trained professionals, committed mentors, and programs that are proven to produce results.

Watch our video to learn more about how we help girls to become strong, smart, and bold.

Programs for Ages 5-12Programs for Ages 13-18




facebook feed
2 hours ago

"A group of women were skydiving in Orange County this weekend to train for a Guinness World Record attempt next year. The women were part of a training class for Project 19, which is a mission to to ... See more

22 hours ago

Astronaut Stephanie Wilson grew up here in Western Mass! #allwomanspacewalk #nasa

DYK, Stephanie Wilson is a graduate of Taconic High School from right here #intheberkshires? Wilson was the acting Capsule Communication (CapCom) at Johnson Space Center in Houston during last ... See more

1 day ago

Last week, the Girls Inc. girls at Kelly School made thermochromic non-Newtonian fluids (AKA color changing slime)! #STEMinists #futurescientists

4 days ago

It's happening NOW! Use the article linked below to watch the live stream of Jessica Meir and Christina Koch's spacewalk! 🚀🤯👏

NASA astronauts Jessica Meir and Christina Koch are conducting the first all-female spacewalk outside of the International Space Station. The spacewalk officially began at 7:38 a.m. ET and will last ... See more

4 days ago

Just sharing some #ThursdayThoughts from the AMAZING Shonda Rhimes 💪🧠📢

5 days ago

Go Christina and Jessica!!

6 days ago

Last week, Girls Inc. Chestnut girls attended the ceremony for Springfield Police Commissioner Cheryl Clapprood at Springfield Symphony Hall. Girls Inc. of the Valley encourages civic engagement ... See more

6 days ago

Today, October 15, marks the end of Latinx Heritage Month. To all of our Latinx girls, friends, supporters, and community members: we love you and we celebrate you every month, not just this one. ... See more

1 week ago

Last week, the STEMinists at Kelly School built functional wooden microscopes! The girls used the microscopes to view plants and strands of hair.

1 week ago

Thanks for the coverage, Holyoke Media!

Former Girls Inc. CEO, author, and businesswoman, Joyce Roché, was the guest speaker at the Speaking Out for Women and Girls, that gathered supporters of the work Girls Inc. of the Valley do to ... See more

Something is wrong.
Instagram token error.
Load More

Our mission is to inspire all girls to be strong, smart, and bold by providing them the opportunity to develop and achieve their full potential.