District profile / Illinois

Round Lake CUSD 116

Round Lake, Illinois · Superintendent: Dr. Donn Mendoza · #46 of 376 Illinois districts by enrollment

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6,103

Students

2024-25 school year

Schools

2024-25 school year

$21,990

Spending per student

FY2020-21 · 31% above the Illinois median

12.6

Students per teacher

2024-25 · Illinois median 13.6

Round Lake CUSD 116 is a public school district based in Round Lake, Illinois, serving 6,103 students in 9 schools. By enrollment it ranks #46 of the 376 Illinois districts with 1,000 or more students, larger than about 88% of them. Its schools average 678 students each, more than the Illinois median of 465. Its superintendent is Dr. Donn Mendoza. It spends about $21,990 per student on day-to-day operations, 31% more than the Illinois median. It has roughly 12.6 students per teacher.

How Round Lake CUSD 116 compares

Round Lake CUSD 116Illinois median, districts with 1,000+ students

Spending per student$21,990

Illinois median $16,815 · 31% above · FY2020-21

Instruction spending per student$12,961

Illinois median $10,013 · 29% above · FY2020-21

Students per school678

Illinois median 465 · 46% above · 2024-25

Students per teacher12.6

Illinois median 13.6 · 7% below · 2024-25

Students per counselor407

Illinois median 490 · 17% below · 2024-25

Spending and staffing

Where the money comes from$162.3 million in revenue · FY2020-21

Federal 7%State 72%Local 21%

Measure	Round Lake CUSD 116	Illinois median	Year
Current spending per student	$21,990	$16,815	FY2020-21
Instruction spending per student	$12,961	$10,013	FY2020-21
Total spending	$153.0 million	n/a	FY2020-21
Total revenue	$162.3 million	n/a	FY2020-21
Teachers (full-time equivalent)	485	n/a	2024-25
Total staff (full-time equivalent)	960	n/a	2024-25
Students per teacher	12.6	13.6	2024-25
Students per counselor	407	490	2024-25

Spending: NCES school district finance survey (F-33), FY2020-21. Staffing and enrollment: NCES Common Core of Data, 2024-25. Via the Urban Institute Education Data Portal. The Illinois median compares districts with 1,000 or more students.

Leadership

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Dr. Donn Mendoza

Superintendent, Round Lake CUSD 116

Source: Illinois State Board of Education, Directory of Educational Entities, checked 2026-10-19. Report a change

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Peer districts in Illinois

Compare side by side →

District	Students	Schools	Spending per student	Students per teacher	Rank
Evanston CCSD 65Evanston	6,136	17	$21,810	10.1	#44
Harlem UD 122Machesney Park	6,108	11	$16,884	13.8	#45
Round Lake CUSD 116Round Lake · this district	6,103	9	$21,990	12.6	#46
Woodstock CUSD 200Woodstock	6,097	12	$19,255	14.6	#47
Collinsville CUSD 10Collinsville	6,031	11	$10,650	13.9	#48

Similar-size districts nationally

District	Students	Spending per student	Students per teacher
ArlingtonArlington, MA	6,113	$18,679	12.6
Spring Lake Park Public SchoolsSpring Lake Park, MN	6,113	$11,346	16.3
Franklin County Public SchoolsRocky Mount, VA	6,109	$12,712	10.8
ChelseaChelsea, MA	6,094	$18,541	11.9

Peers are the districts closest in enrollment, so they can still differ in many other ways. Enrollment, school counts and phone numbers are from the NCES Common Core of Data, 2024-25.

Printed from Superintendent's Corner: https://superintendentscorner.com/district-il-round-lake-cusd-116