| Seed Early Childhood School At Temple Beth Am | Child-care center | License active | 174 | 0 | — |
| Seed Of Life Center Early Learning Inc At Orca K-8 | Child-care center | License active | 74 | 0 | — |
| Seed Of Life Center For Early Learning And Preschool Inc | Child-care center | License active | 61 | 0 | — |
| Seed Of Life Center For Early Learning And Preschool Inc At Metropole | Child-care center | License active | 76 | 0 | — |
| Seed Of Life Center For Early Learning Inc At Mlk Jr Elem | Child-care center | License active | 72 | 0 | — |
| Seed Of Life Center For El And Ps At Rbcc | Child-care center | License active | 20 | 0 | — |
| Shoreline Community College | Child-care center | License active | 76 | 0 | — |
| Small Faces Child Development Center | Child-care center | License active | 203 | 0 | — |
| Smart Start Day School | Child-care center | License active | 32 | 0 | — |
| Sound Child Care Solutions Dragon'S Den At Dearborn Elem | School-age program | License active | 33 | 0 | — |
| Sound Child Care Solutions Hoa Mai Bilingual Preschool | Child-care center | License active | 48 | 0 | — |
| Sound Child Care Solutions Interlaken Preschool | Child-care center | License active | 19 | 0 | — |
| Sound Child Care Solutions Magic Lantern Montessori Preschool | Child-care center | License active | 37 | 0 | — |
| Sound Child Care Solutions Pinehurst School Age And Ps | Child-care center | License active | 60 | 0 | — |
| Sound Child Care Solutions/Pinehurst Child Care Center | Child-care center | License active | 92 | 0 | — |
| Southlake Parent Child Education Center | Child-care center | License active | 22 | 0 | — |
| Southwest Boys And Girls Club | School-age program | License active | 60 | 0 | — |
| Southwest Early Learning Preschool | Child-care center | License active | 66 | 0 | — |
| St Alphonsus Preschool Extended Care | Child-care center | License active | 90 | 0 | — |
| St Anne School Pre Kindergarten | Child-care center | License active | 20 | 0 | — |
| St Benedict School | Child-care center | License active | 40 | 0 | — |
| St Catherine Of Siena Preschool | Child-care center | License active | 39 | 0 | — |
| St George Parish Preschool | Child-care center | License active | 40 | 0 | — |
| St Johns Extended Daycare | Child-care center | License active | 70 | 0 | — |
| St Matthew Preschool | Child-care center | License active | 14 | 0 | — |
| St Paul Early Learning Center | Child-care center | Closed | 40 | 0 | — |
| St. Joseph School Early Learning Center | Child-care center | License active | 62 | 0 | — |
| St. Therese Catholic Academy | Child-care center | License active | 20 | 0 | — |
| Stay And Play Phz 2 Center | Child-care center | License active | 30 | 0 | — |
| Sunny Language Academy | Child-care center | License active | 64 | 0 | — |
| The Community School Of West Seattle | Child-care center | License active | 78 | 0 | — |
| The Family Success Childcare Center | Child-care center | License active | 46 | 0 | — |
| The Goddard School Of Central Seattle | Child-care center | License active | 169 | 0 | — |
| The Goddard School Of North Queen Anne | Child-care center | License active | 123 | 0 | — |
| The Goldfinch School | Child-care center | License active | 36 | 0 | — |
| The Meridian School Prek | Child-care center | License active | 20 | 0 | — |
| The Mermaids Lagoon | Child-care center | License active | 200 | 0 | — |
| The Valley School Daycare | Child-care center | License active | 46 | 0 | — |
| Tiny Tots Development Center Helen Hicks Building | Child-care center | License active | 40 | 0 | — |
| Tiny Tots Development Center Hutchinson Hawks | School-age program | Closed | 21 | 0 | — |
| Tiny Tots Development Center Main | Child-care center | License active | 85 | 0 | — |
| Tiny Tots Development Center Othello | Child-care center | License active | 80 | 0 | — |
| Trettin Early Learning Center | Child-care center | License active | 85 | 0 | — |
| University Child Development School North Campus | Child-care center | License active | 135 | 0 | — |
| University Child Development School The Studio | Child-care center | License active | 23 | 0 | — |
| University Cooperative School | Child-care center | License active | 16 | 0 | — |
| University District Childrens Center | Child-care center | License active | 60 | 0 | — |
| University Of Washington Botanic Gardens | Licensed program | Closed | 42 | 0 | — |
| University Temple Childrens School | Child-care center | License active | 52 | 0 | — |
| Uw Medical Center Children'S Center At Northwest | Child-care center | License active | 64 | 0 | — |