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Illini Central Middle School

Q: Is Illini Central Middle School a good school?

Illini Central Middle School ranks 692 nd of 1368 Illinois middle schools. SchoolDigger rates this school 2 stars out of 5.

Public Grades 6-8

692^nd

SchoolDigger Rank ?

of 1,368 Illinois Middle Schools

Better than 49% of Illinois middle schools

Summary

Illini Central Middle School is a public middle school located in Mason City, Illinois, serving grades 6-8 with a total enrollment of 151 students. The school is part of the Illini Central CUSD 189 district, which is ranked 588 out of 811 districts in Illinois and has a 1-star rating from SchoolDigger.

Illini Central Middle School has consistently ranked in the bottom half of Illinois middle schools, with performance on standardized tests, such as the IAR (Illinois Assessment of Readiness) in English Language Arts and Mathematics, below the state average. For example, in the 2024-2025 school year, only 54% of Illini Central students were proficient or better in ELA, compared to the state average of 53.1%, and only 27.3% were proficient or better in Math, compared to the state average of 38.5%. The school's performance on the ISA (Illinois Science Assessment) is also below the state average, with only 20.8% of 8th-grade students proficient or better in 2024-2025, compared to the state average of 45.4%. Illini Central Middle School has also struggled with high chronic absenteeism rates, ranging from 13% to 26.3% over the past few years, which is significantly higher than the state average.

Nearby schools, such as Havana Junior High School and Williamsville Junior High School, generally outperform Illini Central Middle School on academic measures, with higher proficiency rates and better statewide rankings. Williamsville Junior High School, in particular, stands out as a high-performing school, with 82.5% of students proficient or better in ELA and 59.7% in Math in 2024-2025, significantly above the state averages. While Illini Central Middle School has seen a significant increase in per-student spending, from $10,756 in 2020-2021 to $15,709 in 2023-2024, the school's performance has not shown significant improvement.

139

Students ?

11.1

Student/teacher ratio ?

$17,539

Per pupil spending ?

45.3%

Free/discounted lunch ?

208 N West Ave
Mason City, IL 62664-1066

(217) 482-5180

District: Illini Central CUSD 189

Students who attend Illini Central Middle School usually attend:

High:

Illini Central High School

Feeder schools for Illini Central Middle School:

Elementary:

Illini Central Grade School

Racial breakdown:

White:

95.7%

Hispanic:

2.2%

Two or more races:

2.2%

See top rated Illinois middle schools

Compare Illini Central Middle School to nearby middle schools!

At a glance

▲ Ranking trend: Improving — 23rd percentile in 2015 → 49th in 2025

Strengths

✓Ranking is trending up — up 26 percentile points since 2015

✓Small classes — about 11 students per teacher

Worth a look

!Test scores below the Illinois average (34% vs 46% meeting standards)

!Some student groups rank well below the school's overall statewide standing

!Science scores 25 pts below the Illinois average

Students meeting standards (2024-2025) ?

This school34%

District avg32%

Illinois avg46%

692^nd of 1,368

Illinois public middle schools ?

Bottom 49%▲ up 26 pts since 2015

From bottom 23% (2015) to bottom 49% (2025)

See the entire ranking list of Illinois Middle Schools →

★★★★★

SchoolDigger rating ?

588^th of 811Illini Central CUSD 189 among Illinois districts

Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	45.0	692 of 1368	49.4%	★★☆☆☆
2024	39.9	749 of 1363	45.0%	★★☆☆☆
2023	49.1	605 of 1367	55.7%	★★★☆☆
2022	41.9	719 of 1369	47.5%	★★☆☆☆
2021	27.1	883 of 1241	28.8%	★☆☆☆☆
2019	54.4	559 of 1356	58.8%	★★★☆☆
2018	42.0	710 of 1293	45.1%	★★☆☆☆
2017	26.9	955 of 1293	26.1%	★☆☆☆☆
2016	26.6	965 of 1294	25.4%	★☆☆☆☆
2015	24.0	1003 of 1302	23.0%	★☆☆☆☆
2014	35.7	895 of 1322	32.3%	★★☆☆☆
2013	46.6	748 of 1367	45.3%	★★☆☆☆
2012	48.2	821 of 1365	39.9%	★★☆☆☆
2011	54.4	716 of 1344	46.7%	★★☆☆☆
2010	55.3	707 of 1327	46.7%	★★☆☆☆
2009	43.2	878 of 1318	33.4%	★★☆☆☆
2008	38.6	898 of 1293	30.5%	★★☆☆☆
2007	41.4	872 of 1287	32.2%	★★☆☆☆
2006	43.6	839 of 1272	34.0%	★★☆☆☆
2005	40.0	809 of 1209	33.1%	★★☆☆☆
2004	66.3	451 of 1204	62.5%	★★★☆☆
2003	54.1	617 of 1185	47.9%	★★☆☆☆

Disabled

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	39.3	366 of 694	47.3%	★★☆☆☆
2024	21.9	588 of 639	8.0%	☆☆☆☆☆
2023	31.6	460 of 674	31.8%	★★☆☆☆

Female

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	43.1	673 of 1248	46.1%	★★☆☆☆
2024	28.4	873 of 1251	30.2%	★★☆☆☆
2023	42.7	688 of 1275	46.0%	★★☆☆☆
2022	35.1	780 of 1286	39.3%	★★☆☆☆
2021	22.6	811 of 1017	20.3%	★☆☆☆☆
2019	55.8	511 of 1276	60.0%	★★★☆☆
2018	43.6	678 of 1226	44.7%	★★☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	47.7	602 of 1229	51.0%	★★★☆☆
2023	24.5	1000 of 1234	19.0%	★☆☆☆☆
2022	32.1	838 of 1221	31.4%	★★☆☆☆
2021	28.2	764 of 1019	25.0%	★☆☆☆☆
2019	44.1	648 of 1217	46.8%	★★☆☆☆
2018	30.6	847 of 1161	27.0%	★☆☆☆☆

Male

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	46.4	625 of 1271	50.8%	★★★☆☆
2024	49.7	548 of 1264	56.6%	★★★☆☆
2023	53.9	504 of 1292	61.0%	★★★☆☆
2022	46.3	604 of 1286	53.0%	★★★☆☆
2021	26.3	773 of 1048	26.2%	★☆☆☆☆
2019	51.7	555 of 1296	57.2%	★★★☆☆
2018	38.7	713 of 1223	41.7%	★★☆☆☆

Special Education

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	25.5	603 of 812	25.7%	★☆☆☆☆
2024	31.4	521 of 802	35.0%	★★☆☆☆
2023	53.9	243 of 805	69.8%	★★★★☆
2022	27.3	635 of 781	18.7%	★☆☆☆☆
2019	47.4	295 of 792	62.8%	★★★☆☆
2018	72.8	75 of 602	87.5%	★★★★☆

White

Year	Avg score	Statewide rank	Illinois percentile	Rating
2025	24.1	706 of 884	20.1%	★☆☆☆☆
2024	22.8	700 of 875	20.0%	★☆☆☆☆
2023	30.7	637 of 895	28.8%	★☆☆☆☆
2022	23.9	724 of 898	19.4%	★☆☆☆☆
2021	15.2	735 of 813	9.6%	☆☆☆☆☆
2019	35.4	595 of 905	34.3%	★★☆☆☆
2018	24.7	710 of 889	20.1%	★☆☆☆☆

How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)

Low Socio Economic Status (2025)51st percentile~ school

Male (2025)51st percentile~ school

Disabled (2025)47th percentile~ school

Female (2025)46th percentile-3 vs school

Special Education (2025)26th percentile-24 vs school

White (2025)20th percentile-29 vs school

By subject vs Illinois (2024-2025) ?

English Language Arts54%~ state avg

Mathematics27%-11 vs state

Science21%-25 vs state

★

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Schools Near Illini Central Middle School

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Immunizations Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				ISA Science (2025)		IAR English Language Arts (2025)						IAR Mathematics (2025)						% Polio (2024)	% Measles (2024)	% Mumps (2024)	% Rubella (2024)	% Hepatitis B (2024)	% Varicella (2024)	% DTP (2024)	% Pneumococcal (2024)	% Meningococcal (2024)	Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	ISA Science 5th Grade	ISA Science 8th Grade	IAR English Language Arts 4th Grade	IAR English Language Arts 5th Grade	IAR English Language Arts 6th Grade	IAR English Language Arts 7th Grade	IAR English Language Arts 8th Grade	IAR English Language Arts All Grades	IAR Mathematics 4th Grade	IAR Mathematics 5th Grade	IAR Mathematics 6th Grade	IAR Mathematics 7th Grade	IAR Mathematics 8th Grade	IAR Mathematics All Grades	% Polio All Grades	% Measles All Grades	% Mumps All Grades	% Rubella All Grades	% Hepatitis B All Grades	% Varicella All Grades	% DTP All Grades	% Pneumococcal All Grades	% Meningococcal All Grades	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Illini Central Middle School	Public	6-8	208 N West Ave	Mason City	62664	Mason County	Illini Central CUSD 189	No	(n/a)	No	Yes	(217) 482-5180	139	12	11.1	45.3%	133 (95.7%)	0 (0.0%)	3 (2.2%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	3 (2.2%)	45	692^nd of 1368 public middle schools	49.4%		39.9	749^th of 1363 public middle schools	45.0%	57		20.8			48.8	46.0	66.7	54.0			24.4	36.0	20.8	27.3	99.3	99.3	99.3	99.3	99.3	99.3	99.3		99.3	$17,539	$664	$16,875
Delavan Junior High School	Public	7-8	907 Locust St	Delavan	61734	Tazewell County	Delavan CUSD 703	No	(n/a)	No	Yes	(309) 244-8285	55	4	12.5	36.4%	54 (98.2%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (1.8%)	36.6	830^th of 1368 public middle schools	39.3%		27.4	955^th of 1363 public middle schools	29.9%	125		44.0				45.8	20.0	32.7				25.0	24.0	24.5	98.3	98.3	98.3	98.3	94.8	98.3	94.8		94.8	$15,459	$432	$15,028
Midwest Central Middle School	Public	6-8	121 N Church St	Green Valley	61534	Tazewell County	Midwest Central CUSD 191	No	(n/a)	No	Yes	(309) 352-2300	183	16	11.4	47.5%	173 (94.5%)	2 (1.1%)	2 (1.1%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	6 (3.3%)	51.4	601^st of 1368 public middle schools	56.1%		46	657^th of 1363 public middle schools	51.8%	56		45.8			60.3	44.1	49.2	51.4			20.6	42.4	27.1	29.8	98.9	98.9	98.9	98.9	99.4	98.9	98.9		97.8	$14,441	$553	$13,888
Athens Junior High School	Public	7-8	501 Warrior Way	Athens	62613	Menard County	Athens CUSD 213	No	(n/a)	No	No	(217) 636-8380	144	11	13.5	40.3%	125 (86.8%)	2 (1.4%)	7 (4.9%)	1 (0.7%)	1 (0.7%)	0 (0.0%)	8 (5.6%)	54.4	566^th of 1368 public middle schools	58.6%		51.7	576^th of 1363 public middle schools	57.7%	10		38.7				64.9	51.6	58.8				39.2	24.2	32.4	98.6	97.9	97.9	97.9	99.3	98.6	99.3		96.5	$11,639	$271	$11,367
Cantrall Intermediate School	Public	4-6	155 Claypool St	Cantrall	62625	Sangamon County	Athens CUSD 213	No	(n/a)	No	No	(217) 487-9082	184	14	13.6	34.8%	168 (91.3%)	1 (0.5%)	4 (2.2%)	1 (0.5%)	0 (0.0%)	0 (0.0%)	10 (5.4%)								(n/a)	54.7		72.9	75.5	74.6			74.3	61.0	39.6	50.8			50.9	97.6	98.0	98.0	98.0	37.8	97.6	97.6		31.9	$13,776	$271	$13,505
Lincoln Junior High School	Public	6-8	208 Broadway St	Lincoln	62656	Logan County	Lincoln Education Service District 27	No	(n/a)	No	Yes	(217) 732-3535	321	27	11.7	60.7%	243 (75.7%)	12 (3.7%)	21 (6.5%)	1 (0.3%)	2 (0.6%)	0 (0.0%)	42 (13.1%)	45	693^rd of 1368 public middle schools	49.3%		60.1	446^th of 1363 public middle schools	67.3%	247		39.0			63.0	47.4	41.6	51.0			19.8	31.6	22.5	24.4	99.0	99.0	99.0	99.0	99.0	99.0	99.0		97.4	$17,354	$1,641	$15,712
Havana Junior High School	Public	5-8	801 E Laurel Ave	Havana	62644	Mason County	Havana CUSD 126	No	(n/a)	No	Yes	(309) 543-6677	284	21	13.8	51.8%	268 (94.4%)	3 (1.1%)	3 (1.1%)	1 (0.4%)	0 (0.0%)	0 (0.0%)	9 (3.2%)	55.5	550^th of 1368 public middle schools	59.8%		52.6	562^nd of 1363 public middle schools	58.8%	12	47.7	59.6		59.1	42.0	51.8	73.7	57.0		43.2	18.0	23.2	40.4	30.9	99.1	99.1	99.1	99.1	99.1	98.7	99.1	25.0	51.0	$18,660	$279	$18,380
Williamsville Junior High School	Public	5-8	500 S Walnut St	Williamsville	62693	Sangamon County	Williamsville CUSD 15	No	(n/a)	No	Yes	(217) 566-3600	444	31	14.3	18.0%	411 (92.6%)	6 (1.4%)	9 (2.0%)	1 (0.2%)	0 (0.0%)	0 (0.0%)	17 (3.8%)	90.9	106^th of 1368 public middle schools	92.3%		84	194^th of 1363 public middle schools	85.8%	88	57.8	69.1		83.5	74.3	84.1	87.5	82.5		58.4	61.9	50.0	69.6	59.7	98.5	98.5	98.5	98.5	98.5	98.5	98.5		98.5	$12,116	$01	$12,115

Frequently Asked Questions about Illini Central Middle School

How many students attend Illini Central Middle School?

In the 2024-25 school year, 139 students attended Illini Central Middle School.

What is the racial makeup of Illini Central Middle School?

Students at Illini Central Middle School are 96% White, 2% Hispanic, 2% Two or more races.

What high school do graduates of Illini Central Middle School attend?

Students who attend Illini Central Middle School usually go on to attend Illini Central High School

Is Illini Central Middle School a good school?

Illini Central Middle School ranks 692^nd of 1368 Illinois middle schools. SchoolDigger rates this school 2 stars out of 5.

What district is Illini Central Middle School in?

Illini Central CUSD 189

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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Illinois Department of Public Health and the Illinois State Board of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.