Jackson Academy Photo

Best Mississippi Private High Schools Belonging to National Association of Independent Schools (NAIS) (2026)

For the 2026 school year, there are 7 private high schools belonging to National Association of Independent Schools (NAIS) serving 5,397 students in Mississippi. You can also find more schools membership associations in Mississippi.
The top-ranked private high schools belonging to National Association of Independent Schools (NAIS) in Mississippi include Jackson Preparatory School, St. Andrew's Episcopal School, and St. Andrew's Episcopal School.
The average acceptance rate is 53%, which is lower than the Mississippi private high school average acceptance rate of 88%.
57% of private high schools belonging to National Association of Independent Schools (NAIS) in Mississippi are religiously affiliated (most commonly Christian and Episcopal).

Top-Ranked Private High Schools Belonging to National Association of Independent Schools (NAIS) in Mississippi (2026)

School
Location
Quick Facts
1144 E Gallman Rd
Gallman, MS 39077
(601) 892-3770
Gr: PK-12 | 638 students Sports: 11
Jackson Academy
Jackson Academy Photo
(2)
4908 Ridgewood Road
Jackson, MS 39211
(601) 364-5761
Gr: PK-12 | 1,162 students Avg. class size: 16 students Sports: 16 Tuition listed
Jackson Preparatory School
(Christian)
3100 Lakeland Drive
Flowood, MS 39232
(601) 939-8611
Gr: 6-12 | 776 students Avg. class size: 15 students Tuition listed
Lamar School
544 Lindley Rd
Meridian, MS 39305
(601) 482-1345
Gr: PK-12 | 641 students Avg. class size: 18 students Sports: 9 Tuition & acceptance rate listed
The Piney Woods School
Alternative School (Christian)
(2)
5096 Highway 49 S
Piney Woods, MS 39148
(769) 232-1909
Gr: 8-12 | 86 students
St. Andrew's Episcopal School
St. Andrew's Episcopal School Photo
(Episcopal)
(1)
4120 Old Canton Road
Jackson, MS 39216
(601) 987-9300
Gr: NS-12 | 1,047 students Avg. class size: 15 students Sports: 19 | Extracurrculars: 5 Tuition & acceptance rate listed
St. Andrew's Episcopal School
St. Andrew's Episcopal School Photo
(Episcopal)
(1)
370 Old Agency Rd
Ridgeland, MS 39157
(601) 853-6000
Gr: NS-12 | 1,047 students Avg. class size: 15 students Sports: 19 | Extracurrculars: 5 Tuition & acceptance rate listed

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