Address

318 EAST BASIN ROAD
NEW CASTLE, DE 19720

Phone Number

302-323-2700

Website

http://www.colonialschooldistrict.org/

Important Links: Academic Calendars Board of Education Calendar Calendar Calendar Calendar From the Principal Principal’s Message View Full Calendar View Full Calendar View Full Calendar View Full Calendar View Full Calendar View Full Calendar View Full Calendar View Full Calendar

Number of Schools

15

Grades Served

PK-12

District Level

Other

District Student and Staff Info

Number of Teachers: 578

Student Enrollment: 9,991

Teacher Student Ratio: 17.29

--Gathered from public sources that schools and districts self report. These may be inaccurate.--

District PTA/PTO Buying Guide

District Specific Buying Guide

Schools in District

Bedford (Gunning) Middle School

Castle Hills Elementary School

Downie (Carrie) Elementary School

Eisenberg (Harry O.) Elementary School

Leach (John G.) School

Mccullough (Calvin R. ) Middle School

New Castle Elementary School

Penn (William) High School

Pleasantville Elementary School

Read (George) Middle School

Southern Elementary School

The Colwyck Center

The Wallace Wallin School

Wilbur (Kathleen H.) Elementary School

Wilmington Manor Elementary School

Delaware Education Info

Delaware School Attendance Laws in 2026: What Parents and Students Need to Know

Delaware School Residency Requirements in 2026: What Families Need to Know

Parent Rights in Delaware Education: What Families Should Know in 2026

Related School Info

View All School Districts In Delaware

View All Schools In New Castle, DE

View All Schools In Bear, DE

View All School Districts In New Castle, DE

View All Schools and School Districts In And Around 19720

Information is generated using publicly accessible school-supplied data and may be inaccurate

Last Updated: 2026-06-20 21:10:05 || School District Id: 3887