District profile / Illinois

Arbor Park School District 145

Oak Forest, Illinois · Superintendent: Dr. Andrea L Sala · #329 of 376 Illinois districts by enrollment

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1,182

Students

2024-25 school year

Schools

2024-25 school year

$17,181

Spending per student

FY2020-21 · about the same as the Illinois median

12.6

Students per teacher

2024-25 · Illinois median 13.6

Arbor Park School District 145 is a public school district based in Oak Forest, Illinois, serving 1,182 students in 4 schools. By enrollment it ranks #329 of the 376 Illinois districts with 1,000 or more students, larger than about 13% of them. Its schools average 296 students each, fewer than the Illinois median of 465. Its superintendent is Dr. Andrea L Sala. It spends about $17,181 per student on day-to-day operations, about the state median. It has roughly 12.6 students per teacher.

How Arbor Park compares

Arbor ParkIllinois median, districts with 1,000+ students

Spending per student$17,181

Illinois median $16,815 · about the same · FY2020-21

Instruction spending per student$9,078

Illinois median $10,013 · 9% below · FY2020-21

Students per school296

Illinois median 465 · 36% below · 2024-25

Students per teacher12.6

Illinois median 13.6 · 7% below · 2024-25

Students per counselor1,182

Illinois median 490 · 141% above · 2024-25

Spending and staffing

Where the money comes from$24.0 million in revenue · FY2020-21

Federal 7%State 46%Local 47%

Measure	Arbor Park	Illinois median	Year
Current spending per student	$17,181	$16,815	FY2020-21
Instruction spending per student	$9,078	$10,013	FY2020-21
Total spending	$23.6 million	n/a	FY2020-21
Total revenue	$24.0 million	n/a	FY2020-21
Teachers (full-time equivalent)	94	n/a	2024-25
Total staff (full-time equivalent)	138	n/a	2024-25
Students per teacher	12.6	13.6	2024-25
Students per counselor	1,182	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. Andrea L Sala

Superintendent, Arbor Park School District 145

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
Jasper County CUD 1Newton	1,197	4	$17,306	15.0	#327
Lincolnwood School District 74Lincolnwood	1,196	3	$26,008	10.6	#328
Arbor Park School District 145Oak Forest · this district	1,182	4	$17,181	12.6	#329
Marshall CUSD 2CMarshall	1,181	4	$13,023	12.1	#330
La Salle-Peru Twp HSD 120La Salle	1,167	1	$18,036	13.1	#331

Similar-size districts nationally

District	Students	Spending per student	Students per teacher
Byron Union ElementaryByron, CA	1,183	$12,174	21.9
Bayfield School District No. 10Jt-RBayfield, CO	1,183	$12,182	11.9
Amherst-PelhamAmherst, MA	1,182	$26,307	10.6
Winnisquam Regional School DistrictTilton, NH	1,182	$18,206	13.4

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-arbor-park-school-district-145