| St. James Catholic Elementary School | Complete | Growth Related C05 | CW | $2.9M |
| St. James the Apostle Catholic Elementary School | Complete | Growth Related C05 | CW | $16.8M |
| St. Jean de Brébeuf Catholic Secondary School | Complete | State of Good Repair C03 | CW | $2.8M |
| St. John Bosco Catholic Elementary School | Complete | Growth Related C05 | CW | $1.6M |
| St. John Catholic Elementary School | Complete | Growth Related C05 | CW | $12.0M |
| St. Joseph Asset Management Phase 1 | Approved | — | — | $4K |
| St. Joseph Catholic Elementary School | Complete | Growth Related C05 | CW | $1.9M |
| St. Joseph Catholic Secondary School | Complete | State of Good Repair C03 | CW | $4.9M |
| St. Joseph's Catholic Secondary School | Complete | State of Good Repair C03 | CW | $19.1M |
| St. Josephine Bakhita Catholic Elementary School | Complete | — | — | $1.5M |
| St. Kateri Tekakwitha Catholic Elementary School | Complete | — | — | $1.5M |
| St. Kateri Tekakwitha Catholic School | Under construction | — | — | $3.8M |
| St. Kateri Tekakwitha Catholic Secondary School | Complete | State of Good Repair C03 | CW | $63.6M |
| St. Lawrence College - SLC: HELLO Future - Where Innovation meets Revitalization | Complete | Growth Related C05 | CW | $32.1M |
| St. Lawrence Relocation & Expansion - Construction | Toronto Public Library | Growth Related C05 | 13 | $34K |
| St. Leo Catholic Elementary School | Complete | Growth Related C05 | CW | $1.0M |
| St. Leonard Catholic Elemenary School | Complete | Growth Related C05 | CW | $4.0M |
| St. Louis Catholic Elementary School | Complete | Growth Related C05 | CW | $610K |
| St. Luke Catholic Elementary School | Complete | Growth Related C05 | CW | $519K |
| St. Marie of the Incarnation Catholic Elementary School | Complete | Growth Related C05 | CW | $6.6M |
| St. Mark Catholic Elementary School | Complete | Growth Related C05 | CW | $3.7M |
| St. Mark Catholic Elementary School Addition | Planning | Growth Related C05 | CW | $8.4M |
| St. Mary Catholic Elementary School | Complete | Service Improvement and Enhancement C04 | CW | $13.7M |
| St. Mary's Catholic Elementary School | Complete | Growth Related C05 | CW | $1.4M |
| St. Mary's Catholic School | Under construction | — | — | $8.7M |
| St. Mary's Catholic Secondary School | Complete | State of Good Repair C03 | CW | $3.9M |
| St. Michael Catholic Elementary School | Complete | State of Good Repair C03 | 01 | $3.1M |
| St. Nicholas Catholic Elementary School | Complete | Growth Related C05 | CW | $7.5M |
| St. Patrick Catholic Elementary School | Complete | Growth Related C05 | CW | $3.9M |
| St. Patrick Catholic Secondary School | Complete | State of Good Repair C03 | CW | $8.0M |
| St. Paul Catholic Elementary School Addition | Planning | Growth Related C05 | CW | $6.9M |
| St. Paul the Apostle Catholic Elementary School | Complete | Growth Related C05 | CW | $1.3M |
| St. Paul's Catholic Elementary School | Complete | Growth Related C05 | CW | $3.7M |
| St. Peter Catholic Elementary School | Complete | Growth Related C05 | CW | $3.1M |
| St. Philip Catholic Elementary School | Under construction | Growth Related C05 | CW | $12.6M |
| St. Rene Goupil-St. Luke Catholic Elementary School | Complete | — | — | $2.0M |
| St. Scholastica Catholic Elementary School | Complete | Growth Related C05 | CW | $13.7M |
| St. Stephen's Waterfront Child Care | Complete | Service Improvement and Enhancement C04 | 10 | $525K |
| St. Teresa of Calcutta Catholic Elementary School | Complete | Growth Related C05 | CW | $2.3M |
| St. Theresa Catholic Elementary School | Complete | Growth Related C05 | CW | $504K |
| St. Therese of Lisieux Catholic Elementary School | Complete | Growth Related C05 | CW | $3.7M |
| St. Thomas - Asset Management Project | Approved | — | — | $13K |
| St. Thomas Aquinas Catholic High School | Under construction | — | — | $6.4M |
| St. Thomas Aquinas Catholic Secondary School | Under construction | State of Good Repair C03 | CW | $8.6M |
| St. Thomas Elgin Social Services Hub | Complete | State of Good Repair C03 | CW | $2.6M |
| St. Thomas the Apostle Catholic Elementary School | Complete | Growth Related C05 | CW | $3.1M |
| St. Vincent de Paul Catholic Elementary School | Complete | Growth Related C05 | CW | $13.2M |
| Stabilization of South Saugeen River Bank by the Neustadt Lagoons | Approved | — | — | $767K |
| Staging Area and Trail Education Centre Project | Approved | — | — | $160K |
| STANDBY POWER - FUTURE - ENG | Water Program | Service Improvement and Enhancement C04 | CW | $622 |