Oldest Private Schools in Illinois

The average private school in Illinois was founded around 1965 (2021).
The oldest private school in Illinois is Keith Country Day School, founded in 1816. The oldest private schools are listed below.

Oldest Private Schools in Illinois (2021)

School
Founding Date
Grades
Location
Rank: #11.
Keith Country Day School
Special Program Emphasis
Founding Date: 1816
Grades: PK-12
1 Jacoby Pl
Rockford, IL 61107
(815) 399-8823
Rank: #22.
Elgin Academy
Elgin Academy Photo - "Old Main" building of Elgin Academy Old Main is the academy's original building. Today, it is primarily used as the museum for the Elgin Area Historical Society. One room still serves as a regular school classroom for the school.
(9)
Founding Date: 1839
Grades: NS-12
350 Park St
Elgin, IL 60120
(847) 695-0303
Rank: #33.
Most Blessed Trinity Academy
Most Blessed Trinity Academy Photo
(Roman Catholic)
(3)
Founding Date: 1841
Grades: PK-8
510 W. Grand Ave.
Waukegan, IL 60085
(847) 623-4110
Rank: #44.
Mother Mcauley Liberal Arts High School
Mother Mcauley Liberal Arts High School Photo
All-girls (Roman Catholic)
Founding Date: 1846
Grades: 9-12
3737 W 99th Street
Chicago, IL 60655
(773) 881-6500
Rank: #55.
St. Peter Lutheran School
St. Peter Lutheran School Photo - St. Peter Lutheran School, Schaumburg , Pre-School through 8th grade
(Lutheran Church Missouri Synod)
(16)
Founding Date: 1847
Grades: NS-8
208 E Schaumburg Rd
Schaumburg, IL 60194
(847) 885-3350
Rank: #66.
Holy Cross Lutheran Church & School
(Lutheran Church Missouri Synod)
(2)
Founding Date: 1848
Grades: PK-8
304 South St
Collinsville, IL 62234
(618) 344-3145
Rank: #77.
St. Joseph School
St. Joseph School Photo - Class Buddy
(Roman Catholic)
Founding Date: 1850
Grades: PK-8
1740 Lake Avenue
Wilmette, IL 60091
(847) 256-7870
Rank: #88.
Immanuel Christian Academy
(Lutheran Church Missouri Synod)
(5)
Founding Date: 1852
Grades: PK-8
2329 S Wolf Road
Hillside, IL 60162
(708) 562-5580
Rank: #9 - 119. - 11.
Immaculate Conception
Immaculate Conception Photo - Mr. Kish welcomes students on the first day.
(Roman Catholic)
Founding Date: 1853
Grades: PK-8
321 S Metter Avenue
Columbia, IL 62236
(618) 281-5353
Rank: #9 - 119. - 11.
Ss Peter & Paul Catholic School
Ss Peter & Paul Catholic School Photo
(Roman Catholic)
Founding Date: 1853
Grades: K-8
201 E Franklin Ave
Naperville, IL 60540
(630) 355-0113
Rank: #9 - 119. - 11.
Wheaton Academy
Wheaton Academy Photo
Alternative School (Christian)
Founding Date: 1853
Grades: 9-12
900 Prince Crossing Rd
West Chicago, IL 60185
(630) 562-7500
Rank: #12 - 1312. - 13.
Saint Mary School
Saint Mary School Photo
(Roman Catholic)
(4)
Founding Date: 1855
Grades: PK-8
50 N Buffalo Grove Road
Buffalo Grove, IL 60089
(847) 459-6270
Rank: #12 - 1312. - 13.
Zion-Concord Lutheran School
(Lutheran Church Missouri Synod)
Founding Date: 1855
Grades: NS-8
865 S Church Road
Bensenville, IL 60106
(630) 766-0228
Rank: #1414.
St. Patrick School
(Roman Catholic)
Founding Date: 1856
Grades: PK-8
412 N Jackson St
Decatur, IL 62523
(217) 423-4351
Rank: #1515.
St. James School
St. James School Photo
(Roman Catholic)
Founding Date: 1857
Grades: PK-8
2101 N. Fremont
Chicago, IL 60614
(773) 525-4990
Rank: #16 - 1716. - 17.
Corpus Christi Catholic School
(Roman Catholic)
Founding Date: 1858
Grades: PK-8
1909 E. Lincoln Street
Bloomington, IL 61701
(309) 662-3712
Rank: #16 - 1716. - 17.
Trinity Lutheran School
(Lutheran Church Missouri Synod)
Founding Date: 1858
Grades: PK-8
1102 W Hamilton Rd
Bloomington, IL 61704
(309) 829-7513
Rank: #1818.
Trinity Lutheran School
Trinity Lutheran School Photo
(Lutheran Church Missouri Synod)
Founding Date: 1859
Grades: PK-8
6850 W.159th Street
Tinley Park, IL 60477
(708) 532-3529
Rank: #19 - 2019. - 20.
Trinity Lutheran School
(Lutheran Church Missouri Synod)
Founding Date: 1860
Grades: PK-8
1165 Wesmore Meyers Road
Lombard, IL 60148
(630) 627-5601
Rank: #19 - 2019. - 20.
Trinty Lutheran School
Trinty Lutheran School Photo
(Lutheran Church Missouri Synod)
Founding Date: 1860
Grades: PK-8
515 S Macarthur Blvd.
Springfield, IL 62704
(217) 787-2323
Rank: #21 - 2321. - 23.
Immanuel Lutheran School
Immanuel Lutheran School Photo - Our building is over 100 years old but serves our students well with updates and state of the art technology.
(Lutheran Church Missouri Synod)
Founding Date: 1861
Grades: PK-8
5 S Van Buren St
Dundee, IL 60118
(847) 428-1010
Rank: #21 - 2321. - 23.
St. Benedict Elementary School
St. Benedict Elementary School Photo - St. Benedict Catholic School Blue Island Welcomes You!
(Roman Catholic)
(4)
Founding Date: 1861
Grades: PK-8
2324 New Street
Blue Island, IL 60406
(708) 385-2016
Rank: #21 - 2321. - 23.
Zion Lutheran School Belleville
Zion Lutheran School Belleville Photo - Growing minds, building character and connecting hearts in Christ.
(Lutheran Church Missouri Synod)
Founding Date: 1861
Grades: NS-8
1810 Mcclintock Ave
Belleville, IL 62221
(618) 234-0275
Rank: #24 - 2624. - 26.
St. Mary School
(Roman Catholic)
Founding Date: 1863
Grades: PK-5
2000 Richmond Ave
Mattoon, IL 61938
(217) 235-0431
Rank: #24 - 2624. - 26.
St. Matthew Lutheran School
Alternative School (Lutheran Church Missouri Synod)
Founding Date: 1863
Grades: PK-K
24480 N Old Mchenry Road
Lake Zurich, IL 60047
(847) 438-6103
Rank: #24 - 2624. - 26.
SS Peter & Paul Catholic School
(Roman Catholic)
Founding Date: 1863
Grades: PK-8
217 W 3rd St
Waterloo, IL 62298
(618) 939-7217
Rank: #27 - 3027. - 30.
St. Paul Lutheran School
St. Paul Lutheran School Photo - Our 7th and 8th grade students using our their new SMART Board
(Lutheran Church Missouri Synod)
Founding Date: 1864
Grades: PK-8
112 N Border Street
Troy, IL 62294
(618) 667-6314
Rank: #27 - 3027. - 30.
St. Peter Lutheran School
(Lutheran Church Missouri Synod)
Founding Date: 1864
Grades: K-8
310 N Broadway St
Joliet, IL 60435
(815) 722-3567
Rank: #27 - 3027. - 30.
Trinity Lutheran School
Trinity Lutheran School Photo - Enjoying BreakOut Box time with grandparent.
(Lutheran Church Missouri Synod)
Founding Date: 1864
Grades: K-8
824 East Main Street
Danville, IL 61832
(217) 442-4311
Rank: #27 - 3027. - 30.
Trinity Lutheran School
(Lutheran Church Missouri Synod)
Founding Date: 1864
Grades: PK-8
318 E. South 1st Street
Stewardson, IL 62463
(217) 682-3881
Rank: #31 - 3331. - 33.
St. Paul Lutheran School
(African Methodist Episcopal)
(3)
Founding Date: 1865
Grades: PK-8
85 S. Constitution Drive
Aurora, IL 60506
(630) 896-3350
Rank: #31 - 3331. - 33.
St. Scholastica Academy
All-girls (Roman Catholic)
Founding Date: 1865
Grades: 9-12
7416 N Ridge Blvd
Chicago, IL 60640
(773) 764-5715
Rank: #31 - 3331. - 33.
Trinity Lutheran School
Trinity Lutheran School Photo - Singing in Chapel!
(Lutheran Church Missouri Synod)
(3)
Founding Date: 1865
Grades: PK-8
11503 German Church Rd
Willowbrook, IL 60527
(708) 839-1444
Rank: #3434.
St. John's Lutheran School
St. John's Lutheran School Photo - St. John's Lutheran School in Elgin Il.
(Lutheran Church Missouri Synod)
Founding Date: 1866
Grades: PK-8
109 N Spring St
Elgin, IL 60120
(847) 741-7633
Rank: #35 - 3635. - 36.
St. Mary School
St. Mary School Photo
(Roman Catholic)
Founding Date: 1867
Grades: PK-8
424 E. Broadway
Centralia, IL 62801
(618) 532-3473
Show 100 more private schools in IL (out of 675 total schools)
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