| School Name | Grades | Address | Zip | Phone | County | Type | District Name |
| Breakwater School | PK-8 | 856 Brighton Ave
Portland, ME | 04102 | (207) 772-8689 | Cumberland | private | |
| Casco Bay High School | 9-12 | 196 Allen Ave
Portland, ME | 04103 | (207) 874-8160 | Cumberland | public | Portland Public Schools |
| Cathedral School | PK-8 | 14 Locust St
Portland, ME | 04101 | (207) 775-1491 | Cumberland | private | |
| Catherine McAuley High School | 9-12 | 631 Stevens Ave
Portland, ME | 04103 | (207) 797-3802 | Cumberland | private | |
| Cheverus High School | 9-12 | 267 Ocean Ave
Portland, ME | 04103 | (207) 774-6238 | Cumberland | private | |
| Christian Academy of Portland | 12 | 1008 Congress St
Portland, ME | 04102 | (207) 831-1718 | Cumberland | private | |
| Deering High School | 9-12 | 370 Stevens Ave
Portland, ME | 04103 | (207) 874-8260 | Cumberland | public | Portland Public Schools |
| East End Community School | K-5 | 195 North St
Portland, ME | 04101 | (207) 874-8228 | Cumberland | public | Portland Public Schools |
| East School | 5, 7-8 | P.O. Box 15336
Portland, ME | 04112 | (207) 771-0200 | Cumberland | private | |
| Fred P Hall School | K-5 | 23 Orono Rd
Portland, ME | 04101 | (207) 874-8205 | Cumberland | public | Portland Public Schools |
| Grace Baptist Church School | PK-12 | 476 Summit Street
Portland, ME | 04103 | (207) 797-0257 | Cumberland | private | |
| Harrison Lyseth Elementary School | K-5 | 175 Auburn St
Portland, ME | 04103 | (207) 874-8215 | Cumberland | public | Portland Public Schools |
| Howard C Reiche Community School | K-5 | 166 Brackett St
Portland, ME | 04102 | (207) 874-8175 | Cumberland | public | Portland Public Schools |
| King Middle School | 6-8 | 92 Deering Ave
Portland, ME | 04102 | (207) 874-8140 | Cumberland | public | Portland Public Schools |
| Levey Day School | PK-5 | 400 Deering Ave
Portland, ME | 04103 | (207) 774-7676 | Cumberland | private | |
| Lincoln Middle School | 6-8 | 522 Stevens Ave
Portland, ME | 04103 | (207) 874-8145 | Cumberland | public | Portland Public Schools |
| Longfellow School-Portland | K-5 | 432 Stevens Ave
Portland, ME | 04103 | (207) 874-8195 | Cumberland | public | Portland Public Schools |
| Lyman Moore Middle School | 6-8 | 171 Auburn St
Portland, ME | 04103 | (207) 874-8150 | Cumberland | public | Portland Public Schools |
| Morrison Developmental Center | K, 9-12 | 331 Veranda St
Portland, ME | 04103 | (207) 874-1125 | Cumberland | private | |
| Nathan Clifford School | PK-5 | 180 Falmouth St
Portland, ME | 04101 | (207) 874-8180 | Cumberland | public | Portland Public Schools |
| Portland Arts & Technology High School | 9-12 | 196 Allen Ave
Portland, ME | 04103 | (207) 874-8165 | Cumberland | public | Portland Public Schools |
| Portland High School | 9-12 | 284 Cumberland Ave
Portland, ME | 04101 | (207) 874-8250 | Cumberland | public | Portland Public Schools |
| Presumpscot School | PK-5 | 69 Presumpscot St
Portland, ME | 04103 | (207) 874-8220 | Cumberland | public | Portland Public Schools |
| Riverton School | PK-5 | 1600 Forest Ave
Portland, ME | 04101 | (207) 874-8210 | Cumberland | public | Portland Public Schools |
| Sonlight Christian School | 3-4, 6-9, 12 | 308 Danforth St
Portland, ME | 04101 | (207) 738-2143 | Cumberland | private | |
| Spurwink School | n/a | 899 Riverside Street
Portland, ME | 04103 | (207) 871-1200 | Cumberland | private | |
| Spurwink-Cummings School | 9-12 | 587 Ocean Ave
Portland, ME | 04103 | (207) 871-1582 | Cumberland | private | |
| St. Joseph's Parish School | PK-8 | 695 Stevens Avenue
Portland, ME | 04103 | (207) 797-7073 | Cumberland | private | |
| St. Patrick's School | PK-8 | 1251 Congress Street
Portland, ME | 04102 | (207) 772-2521 | Cumberland | private | |
| Waynflete School | PK-12 | 360 Spring St
Portland, ME | 04102 | (207) 774-5721 | Cumberland | private | |
