County directory · Illinois · 2026–27

School districts in Will County, IL

Will County has 30 regular public school districts, enrolling 104,081 students in 2024–25. The largest is Plainfield SD 202 (24,556 students, 24% of the county), followed by Valley View CUSD 365U and Joliet PSD 86. 27 of the 30 offer kindergarten. Illinois's kindergarten cutoff: turn 5 by September 1.

The 30 districts, largest first

School districts in Will County, IL by 2024–25 enrollment
District and officeGradesSchoolsStudentsKindergartenDistrict office contact
Plainfield SD 202
15732 S Howard St, Plainfield
also serves Kendall County
Pre-K–123124,5561,530
(815) 577-4069
Valley View CUSD 365U
801 W Normantown Rd, Romeoville
Pre-K–122114,710898
(815) 886-2700
Joliet PSD 86
420 N Raynor Ave, Joliet
Pre-K–8229,333895
(815) 740-3196
Joliet Twp HSD 204
300 Caterpillar Dr, Joliet
9–1246,746—
(815) 727-6970
Lincoln Way CHSD 210
1801 E Lincoln Hwy, New Lenox
9–1236,734—
(815) 462-2345
New Lenox SD 122
102 S Cedar Rd, New Lenox
Pre-K–8124,956367
(815) 485-2169
Crete Monee CUSD 201U
690 W Exchange St, Crete
Pre-K–1284,562269
(708) 367-8300
Troy CCSD 30C
5800 Theodore Dr, Plainfield
Pre-K–873,971408
(815) 577-6760
Homer CCSD 33C
15733 S Bell Rd, Homer Glen
Pre-K–863,704352
(708) 226-7600
Lockport Twp HSD 205
1323 E 7th St, Lockport
9–1213,678—
(815) 588-8100
Frankfort CCSD 157C
10482 Nebraska St, Frankfort
Pre-K–832,676256
(815) 469-5922
Summit Hill SD 161
20100 S Spruce Dr, Frankfort
Pre-K–852,333186
(815) 469-9103
Manhattan SD 114
15646 W Smith Rd, Manhattan
Pre-K–842,011216
(815) 478-0191
Mokena SD 159
11244 Willow Crest Ln, Mokena
Pre-K–831,557156
(708) 342-4900
Steger SD 194
3753 Park Ave, Steger
also serves Cook County
Pre-K–831,507158
(708) 753-4300
Will County SD 92
708 N State St, Lockport
Pre-K–841,435153
(815) 838-8031
Reed Custer CUSD 255U
255 Comet Dr, Braidwood
also serves Kankakee County
Pre-K–1231,393109
(815) 458-2307
Peotone CUSD 207U
212 W Wilson St, Peotone
also serves Kankakee County
Pre-K–1251,28091
(708) 258-0991
Wilmington CUSD 209U
209U Wildcat Ct, Wilmington
Pre-K–1241,26175
(815) 926-1751
Channahon SD 17
24949 S Tryon St, Channahon
Pre-K–841,145101
(815) 467-4315
Beecher CUSD 200U
538 Miller St, Beecher
Pre-K–1231,05164
(708) 946-2266
Richland GSD 88A
1919 Caton Farm Rd, Crest Hill
Pre-K–8177476
(815) 744-7288
Lockport SD 91
808 Adams St, Lockport
Pre-K–8249337
(815) 838-0737
Chaney-Monge SD 88
400 Elsie Ave, Crest Hill
K–8147957
(815) 722-6673
Laraway CCSD 70C
1715 Rowell Ave, Joliet
Pre-K–8143346
No website listed by NCES (2025–26)
(815) 727-5115
Elwood CCSD 203
409 N Chicago St, Elwood
Pre-K–8133143
(815) 423-5187
Fairmont SD 89
735 Green Garden Pl, Lockport
Pre-K–8130029
(815) 726-6318
Taft SD 90
1605 S Washington St, Lockport
Pre-K–8127221
(815) 838-0408
Rockdale SD 84
715 Meadow Ave, Rockdale
Pre-K–8125733
(815) 725-5321
Union SD 81
1661 Cherry Hill Rd, Joliet
K–8114314
(815) 726-5218

Will County at a glance

Together the 30 districts run 166 schools from offices in 19 towns. The smallest by enrollment is Union SD 81, with 143 students; the median Will County district has 1,435. By grade span: 18 Pre-K–8, 7 Pre-K–12, 3 9–12 and 2 K–8. Without kindergarten: Joliet Twp HSD 204 (9–12), Lincoln Way CHSD 210 (9–12) and Lockport Twp HSD 205 (9–12).

Kindergarten in 2024–25, counting the 27 districts that report a K grade: 6,640 children. The biggest kindergarten was Plainfield SD 202's, with 1,530; Valley View CUSD 365U had 898, and the smallest, Union SD 81, had 14.

Will County holds 30 of Illinois's 855 regular districts (3.5%) and 5.7% of its 1,837,668 public school students, ranking 4th of 102 counties by number of districts and 4th by enrollment. By size, 5 enroll 5,000 or more, 16 enroll 1,000 to 4,999 and 9 have fewer than 1,000 students, and the average school here has about 627 students.

4 districts reach past the county line: Plainfield SD 202 (into Kendall County), Steger SD 194 (into Cook County), Reed Custer CUSD 255U (into Kankakee County) and Peotone CUSD 207U (into Kankakee County).

Which district am I in?

Each district draws its own attendance zones, so your home address decides it, and with 4 of Will County's districts crossing county lines the county alone won't. There is no address lookup here; ask the district. 1 of the 30 have no website on file with NCES; their office phone numbers are in the table. Websites for the rest:

Plainfield SD 202 · Valley View CUSD 365U · Joliet PSD 86 · Joliet Twp HSD 204 · Lincoln Way CHSD 210 · New Lenox SD 122 · Crete Monee CUSD 201U · Troy CCSD 30C · Homer CCSD 33C · Lockport Twp HSD 205 · Frankfort CCSD 157C · Summit Hill SD 161 · Manhattan SD 114 · Mokena SD 159 · Steger SD 194 · Will County SD 92 · Reed Custer CUSD 255U · Peotone CUSD 207U · Wilmington CUSD 209U · Channahon SD 17 · Beecher CUSD 200U · Richland GSD 88A · Lockport SD 91 · Chaney-Monge SD 88 · Elwood CCSD 203 · Fairmont SD 89 · Taft SD 90 · Rockdale SD 84 · Union SD 81

What grade will my child be in?

↓ Tap Calculate to see the grade
Most US states use a September 1 cutoff. Year-stamped for the 2026–27 school year.

More in Illinois

Every Illinois district by county · Illinois kindergarten cutoff

More Illinois county directories: Cook County (144) · Livingston County (11) · Madison County (13) · Marion County (13) · McHenry County (19) · Vermilion County (12)

Sources

District list, grades, school counts and websites: NCES Common Core of Data (CCD) LEA Universe Directory, SY 2025-26 (preliminary, v0a), published July 1, 2026. Regular public districts only (NCES LEA types 1 and 2); charter-only, state-run and regional service agencies are not listed.
Enrollment: NCES CCD LEA Membership, SY 2024-25 (v1a), published December 29, 2025 — the newest year NCES has released.
Counties: NCES EDGE Public LEA Geocodes, SY 2024-25 (district office location) and NCES EDGE Geographic Relationship Files 2025 (grf25_lea_county) (counties each district boundary covers).
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