About Posen-Robbins ESD 143-5
Posen-Robbins ESD 143-5 is a public school system serving Cook County, Illinois, based in Posen. It serves 1,286 students across 5 schools spanning PreK–8, and is classified as a suburb: large district. By enrollment it is the #302 largest of Illinois’s 862 school systems.
Size and structure
Posen-Robbins ESD 143-5 enrolls 1,286 students in 5 schools — an average of about 257 students per school. It serves grades PreK–8 and ranks #302 of 862 statewide by enrollment.
Who the district serves
Student race and ethnicity in Posen-Robbins ESD 143-5, from the NCES Common Core of Data (1,286 students reported):
For economically-disadvantaged, English-learner, and special-education shares, plus school-by-school detail, see the federal sources in the full-data section.
Teachers & staff
Posen-Robbins ESD 143-5 employs about 83 full-time-equivalent teachers for a student–teacher ratio of 15.6:1 — above the Illinois average of about 13.6:1. Total district staff is roughly 176.
Counselor and librarian/media counts are not published at the district level in the current NCES release; see the federal full-data links for staffing detail.
How Illinois funds schools
District-level per-pupil spending and the local/state/federal revenue split for Posen-Robbins ESD 143-5 are published in the federal school-finance files — see the full-data links below for the current figures.
Report card & state results
Illinois publishes the Illinois Report Card each year, reporting achievement and growth in English language arts and math, graduation, attendance, finances and climate, and assigns each school a summative designation (Exemplary, Commendable, Targeted or Comprehensive Support). Look up Posen-Robbins ESD 143-5 on the Illinois Report Card.
Accreditation status
Illinois does not use an outside accreditor for public districts; the Illinois State Board of Education grants official recognition status based on compliance with state standards, and private accreditation (for example through Cognia) is voluntary. See ISBE’s public-school recognition.
Posen-Robbins ESD 143-5 vs. Illinois
See every Illinois district side by side in the Illinois directory.
Look up Posen-Robbins ESD 143-5’s full data
These official sources carry the district-level detail — finances, discipline, equity, test scores, boundaries. Direct links for this district (via its NCES ID):