| St. Luke's School | |
| Streetaddress: | 377 North Wilton Road |
| State: | Connecticut |
| Zipcode: | 06840 |
| Country: | USA |
| Head Of School: | Mary Halpin Carter |
| Ceeb: | 070460 |
| Chair: | Jennifer L. Foster |
| Average Class Size: | 12 |
| Ratio: | 7:1 |
| Gender: | Co-education |
| Tuition: | $47,750 (Grades 5-6) - $49,850 (Grades 7-8) - $52,150 (Grades 9-12) |
| Endowment: | 44.4 Million (as of June 30, 2021) |
| Classes Offered: | Design Lab, English, Fine Arts, History, Mathematics, Performing Arts, Physical Education, Science, Visual Arts, and Word Language. |
| Language: | English |
| Campus Size: | 40-Acre |
| Athletics Conference: | Fairchester |
| Slogan: | Above & Beyond |
| Motto: | Enter to Learn, Go Forth to Serve |
| Test Average: | SAT: 1360, ACT: 32 |
| Team Name: | The Storm |
| Mascot: | Stormy |
| Sports: | Basketball, baseball, softball, soccer, lacrosse, tennis, golf, squash, ice hockey, volleyball, cross country, field hockey, and football |
| Colors: | Maroon and grey |
| Yearbook: | The Caduceus |
| Newspaper: | The Sentinel |
| Founder: | Edward B. Blakely |
| Students: | 550 |
St. Luke's School is a private, secular, co-educational day school founded in 1928 and situated on a 40acres campus in New Canaan, Connecticut. St. Luke's offers a college-preparatory curriculum for grades 5 through 12, with a diverse student body of 594 from 30 towns in Connecticut and New York.
St. Luke's operates radio station WSLX (91.9 FM).