The average private school in Iowa has 216 students (2025).
The largest private school in Iowa is Alpha Omega Academy with 3,412 students.
School Size Range: 357
3,412
Avg. School Size: 705
Largest Iowa Private Schools (2025)
School
# Students
Grades
Location
Rank: #11.
Students: 3,412
Grades: K-12
804 N 2nd Ave E
Rock Rapids, IA 51246
(800) 682-7396
Rock Rapids, IA 51246
(800) 682-7396
Rank: #22.
Dowling Catholic High School
(Catholic)
Students: 1,389
Grades: 9-12
1400 Buffalo Rd
West Des Moines, IA 50265
(515) 222-1015
West Des Moines, IA 50265
(515) 222-1015
Rank: #33.
Bishop Heelan Catholic Schools
(Catholic)
Students: 1,365
Grades: PK-12
1021 Douglas St
Sioux City, IA 51105
(712) 252-1350
Sioux City, IA 51105
(712) 252-1350
Rank: #44.
Kuemper Grade School Pk-8 Grades
(Catholic)
Students: 1,212
Grades: PK-12
201 S Clark St
Carroll, IA 51401
(712) 792-3610
Carroll, IA 51401
(712) 792-3610
Rank: #55.
Kuemper Catholic Grade School
(Catholic)
Students: 1,200
Grades: PK-12
116 S East Street
Carroll, IA 51401
(712) 792-3610
Carroll, IA 51401
(712) 792-3610
Rank: #66.
Students: 1,086
Grades: PK-12
13007 Douglas Pkwy
Urbandale, IA 50323
(515) 334-2240
Urbandale, IA 50323
(515) 334-2240
Rank: #77.
Holy Family Catholic Schools
Special Program Emphasis
Students: 915
Grades: PK-12
2005 Kane St
Dubuque, IA 52001
(563) 582-5456
Dubuque, IA 52001
(563) 582-5456
Rank: #88.
Regina Catholic Education Center
(Catholic)
Students: 902
Grades: PK-12
2150 Rochester Ave
Iowa City, IA 52245
(319) 499-9020
Iowa City, IA 52245
(319) 499-9020
Rank: #99.
St. Francis Of Assisi School
(Catholic)
Students: 728
Grades: PK-8
7075 Ashworth Rd
West Des Moines, IA 50266
(515) 457-7167
West Des Moines, IA 50266
(515) 457-7167
Rank: #1010.
Students: 706
Grades: PK-12
2905 Ne 46th Ave
Des Moines, IA 50317
(515) 630-1250
Des Moines, IA 50317
(515) 630-1250
Rank: #1111.
St. Albert Catholic![St. Albert Catholic Photo - With the addition of the state-of-the-art childcare center and elementary school, Saint Albert's elite learning, faith-filled environment is unmatched in Southwest Iowa.]( "St. Albert Catholic Photo - With the addition of the state-of-the-art childcare center and elementary school, Saint Albert's elite learning, faith-filled environment is unmatched in Southwest Iowa.")
(Catholic)
Students: 675
Grades: PK-12
400 Gleason Ave
Council Bluffs, IA 51503
(712) 328-2316
Council Bluffs, IA 51503
(712) 328-2316
Rank: #1212.
Students: 628
Grades: K-12
2445 19th St Sw
Mason City, IA 50401
(641) 423-6939
Mason City, IA 50401
(641) 423-6939
Rank: #1313.
Xavier High School
(Catholic)
Students: 610
Grades: 9-12
6300 42nd Street Ne
Cedar Rapids, IA 52411
(319) 294-6635
Cedar Rapids, IA 52411
(319) 294-6635
Rank: #1414.
St. Edmond Catholic School
(Catholic)
Students: 597
Grades: PK-12
2321 6th Avenue North
Fort Dodge, IA 50501
(515) 576-5182
Fort Dodge, IA 50501
(515) 576-5182
Rank: #1515.
Students: 549
Grades: PK-8
216 Liberty Street
Pella, IA 50219
(641) 628-2414
Pella, IA 50219
(641) 628-2414
Rank: #1616.
Gehlen Catholic School
(Catholic)
Students: 534
Grades: PK-12
709 Plymouth St Ne
Le Mars, IA 51031
(712) 546-4181
Le Mars, IA 51031
(712) 546-4181
Rank: #1717.
Sioux Center Christian School![Sioux Center Christian School Photo - Sioux Center Christian School welcomes you!]( "Sioux Center Christian School Photo - Sioux Center Christian School welcomes you!")
(Calvinist)
Students: 519
Grades: PK-8
630 1st Ave Se
Sioux Center, IA 51250
(712) 722-0777
Sioux Center, IA 51250
(712) 722-0777
Rank: #1818.
Sacred Heart School
(Catholic)
Students: 511
Grades: K-8
1601 Grand Ave
West Des Moines, IA 50265
(515) 223-1284
West Des Moines, IA 50265
(515) 223-1284
Rank: #1919.
Ankeny Christian Academy![Ankeny Christian Academy Photo]( "Ankeny Christian Academy Photo")
(Christian)
Students: 509
Grades: PK-12
1604 West 1st St
Ankeny, IA 50023
(515) 965-8114
Ankeny, IA 50023
(515) 965-8114
Rank: #2020.
Bishop Heelan Catholic High School![Bishop Heelan Catholic High School Photo - Our students take great PRIDE in all of the school activities]( "Bishop Heelan Catholic High School Photo - Our students take great PRIDE in all of the school activities")
(Catholic)
Students: 499
Grades: 9-12
1021 Douglas St
Sioux City, IA 51105
(712) 252-0573
Sioux City, IA 51105
(712) 252-0573
Rank: #2121.
St. Paul The Apostle Catholic School![St. Paul The Apostle Catholic School Photo - STREAM is an expansion of STEM. It is an acronym for Science, Technology, Religion, Engineering, the Arts and Math. As Catholic schools, our mission is to educate the whole child; therefore, STREAM education has taken the principles of STEM infused religion across all subjects and added the arts to provide students the creative thinking skills necessary to communicate.]( "St. Paul The Apostle Catholic School Photo - STREAM is an expansion of STEM. It is an acronym for Science, Technology, Religion, Engineering, the Arts and Math. As Catholic schools, our mission is to educate the whole child; therefore, STREAM education has taken the principles of STEM infused religion across all subjects and added the arts to provide students the creative thinking skills necessary to communicate.")
(Catholic)
Students: 487
Grades: PK-8
1007 E Rusholme Street
Davenport, IA 52803
(563) 322-2923
Davenport, IA 52803
(563) 322-2923
Rank: #2222.
Students: 461
Grades: PK-12
702 S Roosevelt Ave
Burlington, IA 52601
(319) 754-8431
Burlington, IA 52601
(319) 754-8431
Rank: #2323.
Students: 437
Grades: 8-12
1020 W Central Park Ave
Davenport, IA 52804
(563) 326-5313
Davenport, IA 52804
(563) 326-5313
Rank: #2424.
Students: 435
Grades: K-5
2244 1st Ave Ne
Cedar Rapids, IA 52402
(319) 362-3021
Cedar Rapids, IA 52402
(319) 362-3021
Rank: #2525.
Burlington Notre Dame
(Catholic)
Students: 431
Grades: PK-12
700 S Roosevelt Ave
Burlington, IA 52601
(319) 754-8431
Burlington, IA 52601
(319) 754-8431
Rank: #2626.
Holy Trinity
(Catholic)
Students: 430
Grades: PK-8
2922 Beaver Ave
Des Moines, IA 50310
(515) 255-3162
Des Moines, IA 50310
(515) 255-3162
Rank: #2727.
All Saints Catholic School
(Catholic)
Students: 411
Grades: PK-8
1926 N Marquette St
Davenport, IA 52804
(563) 324-3205
Davenport, IA 52804
(563) 324-3205
Rank: #2828.
Students: 409
Grades: 7-12
1325 9th St Se
Dyersville, IA 52040
(563) 875-7188
Dyersville, IA 52040
(563) 875-7188
Rank: #2929.
Netherlands Reformed Christian School
(Calvinist)
Students: 404
Grades: PK-12
712 20th Ave Se
Rock Valley, IA 51247
(712) 476-2821
Rock Valley, IA 51247
(712) 476-2821
Rank: #3030.
St. Pius X Catholic School
(Catholic)
Students: 397
Grades: PK-8
3601 66th Street
Urbandale, IA 50322
(515) 276-1061
Urbandale, IA 50322
(515) 276-1061
Rank: #31 - 3231. - 32.
Mazzuchelli Catholic Middle School
(Catholic)
Students: 382
Grades: 6-8
2005 Kane St
Dubuque, IA 52001
(563) 582-1198
Dubuque, IA 52001
(563) 582-1198
Rank: #31 - 3231. - 32.
St. Francis Xavier Elementary School
(Catholic)
Students: 382
Grades: PK-6
203 2nd St Sw
Dyersville, IA 52040
(563) 875-7376
Dyersville, IA 52040
(563) 875-7376
Rank: #3333.
Students: 362
Grades: PK-8
1122 W Central Park Ave
Davenport, IA 52804
(563) 322-5224
Davenport, IA 52804
(563) 322-5224
Rank: #3434.
Students: 359
Grades: PK-12
1635 Linmar Drive NE
Cedar Rapids, IA 52402
(319) 362-9512
Cedar Rapids, IA 52402
(319) 362-9512
Rank: #3535.
Students: 357
Grades: PK-8
1453 Mississippi Blvd
Bettendorf, IA 52722
(563) 359-3466
Bettendorf, IA 52722
(563) 359-3466
Show 100 more private schools in IA (out of 242 total schools)
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Frequently Asked Questions
What is the Iowa average private schools student size?
The Iowa average private schools student size is 216 for 2025.
What are the private schools with the largest student size in Iowa?
The top ranked private schools in Iowa include Alpha Omega Academy, Dowling Catholic High School and Bishop Heelan Catholic Schools.
What is private high school and private elementary school with the largest student size in Iowa?
The private high school with the largest student size in Iowa is Alpha Omega Academy, with a value of 3412. The private elementary school with the largest student size is Alpha Omega Academy, with a value of 3412.
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