Here is a brief starter list of preschools in the Northern Suburbs of Chicago. Major Disclaimer, this is by no means a full list of preschools. Consider this a starting point in your research of preschools in the Chicago suburbs.
Deerfield
Deerfield Montessori Schools
Founded in 1966, Deerfield Montessori school offers three locations, one in Riverwoods and two in Deerfield. They offer programming from infant/toddlers, all the way up to elementary. http://www.montessori-schools.com/
Deerfield community nursey school
For 50 years, DCNS has been providing rich and stimulating preschool programs for children 18 months up to 5 years of age. Children are encouraged to investigate their environment at their own pace through creative play. http://www.deerfieldcommunitynurseryschool.com/
Deerfield Park District Preschool
Offering programming for children from ages 2-5. http://www.deerfieldparks.org/programs/preschool/
Buffalo Grove
Jacob Duman JCC
JCC offers a comprehensive program infused with Jewish learning. They have programming for infant/toddler up to kindergarten. Not Jewish, don’t be deterred! This program has great diversity of learners and is open to everyone. http://www.gojcc.org/early-childhood/programs/
Montessori World of Discovery
They offer seven different programs for children ages 6 weeks to 10 years old and are open year round with full time, part time, preschool, before and after school schedules available. http://montessoriworldofdiscovery.com/
Kingswood Preschool
Kingswood Preschool is a non-denominational school and is open to children of all backgrounds and religions. They offer a program that is designed to encourage and promote the ability of each child in learning. Their mission is to provide Preschool education for 3 and 4 year old children in a safe, child-centered environment where they will achieve success while growing academically, socially and emotionally. http://www.kingswoodpreschool.com/default.asp#
JCYS- Jewish Council for Youth Services
Their developmentally appropriate, play-based curriculum encourages children’s creativity, fosters their self-esteem and socialization, and establishes a love of learning. They offer childcare services from infant to kindergarten enrichment. http://jcys.org/child-care/early-childhood-education
Arlington Heights
Village Preschool
Village Preschool is a developmental preschool geared to encourage the physical, social, emotional, and intellectual growth of three- through six-year-old children. http://www.villagepreschoolinc.com/
Arlington Heights Park District Preschool
The philosophy of the Preschool program is to allow children to learn through play, as they grow socially, emotionally, physically and intellectually. http://www.ahpd.org/programs/preschool/
White Oak School
Operating since 1960, family owned and operated. Open daily year round Ages 2-8; Nursery School. They also offer before and after school care. http://www.whiteoakschool.biz/index.html
Vernon Hills
The Goddard School
From infant to toddler to preschool, Goddard teachers in every classroom to lead each child to reach developmental milestones – preparing each one for social and academic success beyond their time with us. http://www.goddardschool.com/chicago/vernon-hills-townline-road-il
Christ Lutheran Preschool
Christ Lutheran Preschool will provide a Christian based curriculum for preschool children as part of their first experience with formal education. http://christlutheranvh.org/clc-preschool/
Vernon Hills Kinder Care
Their preschool programs ensure kindergarten readiness. Before and After school programs are available throughout the school year, while our Summer Camp program for ages preschool and up provides a perfect solution for families who need care during school break. http://www.kindercare.com/our-centers/vernon-hills/il/300983/
Libertyville
Libertyville’s Cooperative Community Preschool
core pre-school classes based on age-appropriate, guided play learning; enrichment programs for 4- & 5-year olds that emphasize the arts, sciences and applied learning; and lunchtime fun. http://www.libertyvilleco-op.com/index.html
The Children’s House of Libertyville
It is the goal of the school to meet the developmental needs of each child – social, emotional, physical, and intellectual within the context of the “prepared environment” essential to a Montessori education. http://childrenshouseoflibertyville.com/