For the 2025-26 school year, there are 12 private high schools serving 3,196 students in Lake County, IN.
The top ranked private high schools in Lake County, IN include Calumet Christian School, Ambassador Christian Academy, and Andrean High School.
The average acceptance rate is 92%, which is higher than the Indiana private high school average acceptance rate of 80%.
Top Ranked Lake County Private High Schools (2025-26)
School
Location
Quick Facts
Ambassador Christian Academy
(Christian)
900 W Ridge Road
Gary, IN 46408
(219) 887-4473
Gary, IN 46408
(219) 887-4473
Gr: PK-10 | 356 students Avg. class size: 20 students Sports: 6 Tuition & acceptance rate listed
Andrean High School
(Catholic)
5959 Broadway
Merrillville, IN 46410
(219) 887-5959
Merrillville, IN 46410
(219) 887-5959
Gr: 9-12 | 409 students Avg. class size: 18 students Tuition & acceptance rate listed
1519 Hoffman Street
Hammond, IN 46327
(219) 932-9058
Hammond, IN 46327
(219) 932-9058
Gr: 9-12 | 481 students Avg. class size: 22 students Sports: 15 | Extracurrculars: 13 Tuition & acceptance rate listed
Calumet Christian School
(Christian)
826 N. Harvey St.
Griffith, IN 46319
(219) 922-8428
Griffith, IN 46319
(219) 922-8428
Gr: K-12 | 195 students Avg. class size: 12 students Sports: 9 | Extracurrculars: 1 Tuition & acceptance rate listed
4925 Sohl Ave
Hammond, IN 46327
(219) 228-2750
Hammond, IN 46327
(219) 228-2750
Gr: K-12 | 253 students Tuition listed
Hammond Baptist High School
(Baptist)
134 W Joliet St
Schererville, IN 46375
(219) 322-5400
Schererville, IN 46375
(219) 322-5400
Gr: PK-12 | 347 students
Illiana Christian High School
(Calvinist)
10920 Calumet Ave
Dyer, IN 46311
(219) 558-7066
Dyer, IN 46311
(219) 558-7066
Gr: 9-12 | 439 students
Plum Creek Christian Academy
(Baptist)
1300 Calumet Ave.
Dyer, IN 46311
(219) 865-2142
Dyer, IN 46311
(219) 865-2142
Gr: PK-12 | 295 students Sports: 2 | Extracurrculars: 5 Tuition listed
Mizpah Sda School
(Seventh Day Adventist)
2350 Jefferson St
Gary, IN 46407
(215) 535-5995
Gary, IN 46407
(215) 535-5995
Gr: NS-9 | 23 students
10790 Calumet Ave
Dyer, IN 46311
(219) 558-2660
Dyer, IN 46311
(219) 558-2660
Gr: K-12 | 226 students
Lake County Private Schools (Closed)
School
Location
Quick Facts
3528 St. Joseph Place
Hobart, IN 46342
(219) 962-9999
Hobart, IN 46342
(219) 962-9999
Gr: PK-8 | 21 students Avg. class size: 7 students Tuition listed
3916 Pulaski Street
East Chicago, IN 46312
(219) 397-1122
East Chicago, IN 46312
(219) 397-1122
Gr: PK-6 | 86 students
333 Mill St
Lowell, IN 46356
(219) 696-8094
Lowell, IN 46356
(219) 696-8094
Gr: PK-11 | 79 students
M C Bennett Holiness School (Closed 2004)
(Pentecostal)
2134 W 5th Avenue
Gary, IN 46404
(219) 882-1762
Gary, IN 46404
(219) 882-1762
Gr: 5
St. Catherine Of Siena (Closed 2006)
(Catholic)
6525 Kentucky Ave
Hammond, IN 46323
(219) 845-1217
Hammond, IN 46323
(219) 845-1217
Gr: PK-7 | 178 students
975 West Sixth Avenue
Gary, IN 46402
(219) 883-1331
Gary, IN 46402
(219) 883-1331
Gr: NS-6 | 93 students
Frequently Asked Questions
What are the top ranked private high schools in Lake County, IN?
The top ranked private high schools in Lake County, IN include Calumet Christian School, Ambassador Christian Academy, and Andrean High School.
How many private high schools are located in Lake County?
12 private high schools are located in Lake County.
How diverse are private high schools in Lake County?
Lake County private high schools are approximately 58% minority students, which is higher than the Indiana private school average of 25%.
What percentage of private high schools are religiously affiliated in Lake County?
Which private high schools in Lake County are often viewed compared to one another?
Popular comparisons of private high schools in Lake County include: Bishop Noll Institute/catholic Dioece Of Gary vs. Andrean High School, Andrean High School vs. Bishop Noll Institute/catholic Dioece Of Gary, Mizpah Sda School vs. Ambassador Christian Academy
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