allk12 · Rankings · Lowest proficiency · Illinois · Williamson County

The lowest-performing public schools by test proficiency in Williamson County, Illinois

This ranking covers the lowest-performing public schools by test proficiency in Williamson County, Illinois, drawn from 19 qualifying public schools. Washington Middle School leads the list at 28.7%, against a median of 52.8% across the ranked schools.

Sort any column, filter to a school or district, or download the full ranking as a CSV. Source data is federal NCES and state assessment reporting, 2024-25.

Schools ranked

Williamson County, Illinois

Best % Proficient

28.7%

Median % Proficient

52.8%

LOWEST PROFICIENCY · WILLIAMSON COUNTY, ILLINOIS

#	School	City	District	Level	% FRL	Students	% Proficient
1	Washington Middle School	Johnston City, IL	Johnston City CUSD 1	Middle	62.2%	296	28.7%
2	Johnston City High School	Johnston City, IL	Johnston City CUSD 1	High	50.0%	328	31.3%
3	Crab Orchard High School	Marion, IL	Crab Orchard CUSD 3	High	39.0%	154	33.3%
4	Marion Jr High School	Marion, IL	Marion CUSD 2	Middle	56.7%	742	36.2%
5	Marion High School	Marion, IL	Marion CUSD 2	High	48.1%	1,075	36.6%
6	Herrin High School	Herrin, IL	Herrin CUSD 4	High	58.6%	662	37.0%
7	Lincoln Elem School	Pittsburg, IL	Johnston City CUSD 1	Elementary	65.0%	163	37.5%
8	Herrin Middle School	Herrin, IL	Herrin CUSD 4	Middle	66.1%	513	49.2%
9	Crab Orchard Elementary School	Marion, IL	Crab Orchard CUSD 3	Elementary	20.1%	323	49.2%
10	Jefferson Elem School	Marion, IL	Marion CUSD 2	Elementary	52.1%	376	52.8%
11	Herrin C U S D 4 Elem School	Herrin, IL	Herrin CUSD 4	Elementary	68.3%	712	54.5%
12	Carterville High School	Carterville, IL	Carterville CUSD 5	High	43.3%	668	54.7%
13	Carterville Jr High Sch	Carterville, IL	Carterville CUSD 5	Middle	45.3%	344	58.0%
14	Lincoln Elem School	Marion, IL	Marion CUSD 2	Elementary	66.6%	482	59.0%
15	Longfellow Elem School	Marion, IL	Marion CUSD 2	Elementary	67.0%	261	61.3%
16	Adams School	Creal Springs, IL	Marion CUSD 2	Elementary	42.4%	283	63.8%
17	Tri-C Elementary School	Carterville, IL	Carterville CUSD 5	Elementary	44.0%	650	64.6%
18	Washington Elem School	Marion, IL	Marion CUSD 2	Elementary	57.8%	465	65.1%
19	Carterville Intermediate Sch	Carterville, IL	Carterville CUSD 5	Middle	46.8%	500	65.7%

Page 1 of 1 · top 19 of 19 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

All schools in Williamson County →

Lowest proficiency rankings at a wider scope

All Illinois Nationwide

Other rankings for Williamson County, Illinois

Largest Most diverse Lowest ratio Highest proficiency Highest poverty Lowest poverty Highest ratio Fastest declining Most Hispanic Most Black Most White Most Asian

All ranking categories →

DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.