Peoria Standard

In the 2022-23 school year, 35.5% of the students in Illinois Valley Central Unit School District 321 passed the Math portion of the Illinois Assessment of Readiness (IAR), according to the Illinois State Board of Education.

Of the 804 students in Illinois Valley Central Unit School District 321 who took the Math portion of the test, approximately 285 (35.5%) passed.

The percentage of Illinois Valley Central Unit School District 321 students who met or exceeded expectations on the IAR increased by 1.6% compared to the previous school year.

Illinois Valley Central Unit School District 321 roughly covers six schools within Peoria County and has a main office in Chillicothe.

The Illinois Assessment of Readiness (IAR) assesses the progress of students in grades 3-8 in meeting the Illinois Learning Standards in English language arts and mathematics.

According to the 2024 Illinois Report Card, math proficiency among Illinois students in grades 3-8 remains below pre-pandemic levels, while reading performance has recovered. Meanwhile, 11th graders have experienced significant declines in both subjects, falling below pre-pandemic benchmarks.

School	District	Students who met standards (%)	Students who exceed standards (%)
Mossville Elementary School	Illinois Valley Central Unit School District 321	41.1%	6%
South Elementary School	Illinois Valley Central Unit School District 321	38%	4.2%
Chillicothe Elementary Center	Illinois Valley Central Unit School District 321	34.3%	3.5%
Mossville Junior High	Illinois Valley Central Unit School District 321	27.5%	3.3%
Chillicothe Junior High School	Illinois Valley Central Unit School District 321	22.9%	4.6%