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Featured highlights

Back-to-School Hub

Visit the Hub for all your back-to-school needs. 

  • School Supply List
  • Dress Code Policy
  • Important Dates
  • Transportation
  • and more

Back-to-School Hub

Summer Care, Enrichment & Camps

We are excited to share the 2024 Summer Care, Enrichment, and Camps Catalog. Please take some time to review the offerings and the registration & billing policies. 

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Enroll Now

Cotter Schools is now enrolling for the 2024-25 school year. Cotter Schools serves infants 6 weeks through Grade 12. Contact Celia Kaiser to learn about upcoming open house events or to schedule a personal tour. 

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Domestic & International Boarding

Cotter is a global community where you can expect to feel supported by your teachers, fellow students, and staff. At Cotter, we are a family that embraces our diversity and the different cultures present in our school.

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Engaging in activities & athletics

We offer nearly 50 activities, extra-curricular opportunities and athletic teams that allow you to get involved in the school community.

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a catholic learning community

At Cotter Schools, we're proud to serve infants 6 weeks through grade 12 on one campus in Winona, MN.

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Join the Cotter Family

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Through our fully-unified early childhood through grade 12 learning experience, Cotter Schools advances a tradition of Catholic education in Winona, MN that began more than 110 years ago. 

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Early Learning

Early Childhood & Preschool

St. Luke Hall

Kindergarten - Grade 6

St. Teresa Hall

Grades 7-8

St. Joseph Hall

Grades 9-12

Recent News

our distinctions

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graduation rate

We're proud of our scholars who helped Cotter achieve a 100% graduation rate in 2021.

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Achieving academic success

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organizations served

We partner with organizations across the community to help better Winona, Minnesota, and the surrounding areas.

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Helping 100+

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Each year our students faithfully serve in the community.

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over 10,000 hours
faithfully serving

Upcoming events


Joining Cotter

Education with Character

We proudly serve infants 6 weeks through grade 12 across four campuses in Winona, Minnesota.

At Cotter Schools, you'll experience faith and community, excellence in education, individualized attention and opportunities to grow. Cotter is—and always will be—a place where standards, values and YOU matter.

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