Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Carver Vocational-Technical High School | School | 62 | Baltimore (city) | 39 18 15 N | 076 39 10 W |
| Cascade School | School | 407 | Washington | 39 42 51 N | 077 29 30 W |
| Cashell Elementary School | School | 139 | Montgomery | 39 08 14 N | 077 05 08 W |
| Casselman School | School | 828 | Garrett | 39 36 14 N | 079 15 35 W |
| Catherine T Reed Elementary School | School | 61 | Prince George's | 38 59 22 N | 076 50 31 W |
| Catoctin Furnace School (historical) | School | 164 | Frederick | 39 35 06 N | 077 26 01 W |
| Catoctin High School | School | 197 | Frederick | 39 38 19 N | 077 24 34 W |
| Catonsville Elementary School | School | 145 | Baltimore | 39 16 17 N | 076 43 50 W |
| Catonsville High School | School | 138 | Baltimore | 39 15 34 N | 076 43 53 W |
| Catonsville Middle School | School | 140 | Baltimore | 39 16 05 N | 076 43 51 W |
| Cecil Community College | School | 95 | Cecil | 39 38 32 N | 075 57 25 W |
| Cecil Community College | School | 90 | Cecil | 39 38 29 N | 075 57 23 W |
| Cecil Community College | School | 6 | Cecil | 39 36 09 N | 075 50 43 W |
| Cecil County Special Education Center | School | 10 | Cecil | 39 36 38 N | 075 49 57 W |
| Cecil Elementary School | School | 35 | Baltimore (city) | 39 18 50 N | 076 36 21 W |
| Cecil Manor Elementary School | School | 46 | Cecil | 39 39 29 N | 075 49 02 W |
| Cecil Manor School | School | 46 | Cecil | 39 39 30 N | 075 49 02 W |
| Cecil Vocational Technical Center | School | 83 | Cecil | 39 38 15 N | 075 57 22 W |
| Cecilton Elementary School | School | 20 | Cecil | 39 24 20 N | 075 52 27 W |
| Cecilton Elementary School Annex | School | 24 | Cecil | 39 24 03 N | 075 51 12 W |
| Cedar Chapel School | School | 6 | Worcester | 38 13 32 N | 075 20 25 W |
| Cedar Grove Elementary School | School | 219 | Montgomery | 39 14 58 N | 077 13 58 W |
| Cedar Grove School (historical) | School | 126 | Harford | 39 39 38 N | 076 13 56 W |
| Cedar Grove School (historical) | School | 134 | Washington | 39 37 13 N | 077 56 51 W |
| Cedar Hill School (historical) | School | 24 | Calvert | 38 32 17 N | 076 38 07 W |
| Cedar Knoll School | School | 63 | Anne Arundel | 39 07 30 N | 076 46 09 W |
| Cedar Lane School | School | 146 | Howard | 39 13 29 N | 076 53 09 W |
| Cedar Point Neck School (historical) | School | 10 | Charles | 38 28 16 N | 077 04 39 W |
| Cedarmere Elementary School | School | 196 | Baltimore | 39 26 21 N | 076 48 32 W |
| Cedarville School | School | 65 | Prince George's | 38 39 48 N | 076 48 48 W |
| Centennial High School | School | 146 | Howard | 39 15 14 N | 076 52 12 W |
| Centennial Lane Elementary School | School | 131 | Howard | 39 15 53 N | 076 51 42 W |
| Center Hill School (historical) | School | 177 | Washington | 39 35 35 N | 077 46 05 W |
| Center of Applied Technology North | School | 38 | Anne Arundel | 39 07 52 N | 076 39 01 W |
| Center of Applied Technology South | School | 17 | Anne Arundel | 38 55 17 N | 076 33 42 W |
| Center School | School | 50 | Prince George's | 39 00 05 N | 076 52 43 W |
| Central Elementary School | School | 12 | Anne Arundel | 38 55 27 N | 076 33 51 W |
| Central High School | School | 49 | Prince George's | 38 52 56 N | 076 53 27 W |
| Central Middle School | School | 12 | Anne Arundel | 38 55 09 N | 076 33 27 W |
| Central School | School | 158 | Harford | 39 34 44 N | 076 20 56 W |
| Central Special Education Center | School | 15 | Anne Arundel | 38 55 24 N | 076 33 58 W |
| Centre Street Public School (historical) | School | 191 | Allegany | 39 39 27 N | 078 46 13 W |
| Centreville Elementary School | School | 12 | Queen Anne's | 39 02 53 N | 076 04 13 W |
| Centreville High School (historical) | School | 15 | Queen Anne's | 39 02 52 N | 076 04 04 W |
| Centreville Middle School | School | 18 | Queen Anne's | 39 02 00 N | 076 02 59 W |
| Cesar Chavez Elementary School | School | 23 | Prince George's | 38 58 12 N | 076 58 56 W |
| Chadwick Elementary School | School | 149 | Baltimore | 39 18 49 N | 076 45 54 W |
| Chaney School | School | 51 | Calvert | 38 44 41 N | 076 38 26 W |
| Chapel Forge Special Education Center | School | 37 | Prince George's | 38 59 11 N | 076 44 12 W |
| Chapel Hill Elementary School | School | 68 | Baltimore | 39 24 03 N | 076 26 09 W |
| Chapel Hill School (historical) | School | 19 | Charles | 38 25 25 N | 077 11 55 W |
| Chapel Hill School (historical) | School | 64 | Prince George's | 38 43 43 N | 076 58 42 W |
| Chapel Woods School (historical) | School | 152 | Washington | 39 35 01 N | 077 44 22 W |
| Chapelgate Christian Academy | School | 146 | Howard | 39 18 00 N | 076 54 15 W |
| Charles Carroll High School | School | 195 | Carroll | 39 40 36 N | 077 02 08 W |
| Charles Carroll Middle School | School | 12 | Prince George's | 38 58 02 N | 076 52 52 W |
| Charles Carroll of Carrollton Elementary School | School | 11 | Baltimore (city) | 39 17 38 N | 076 36 01 W |
| Charles County Community College | School | 56 | Charles | 38 33 32 N | 077 00 38 W |
| Charles County Community College at Saint Marys | School | 14 | St. Mary's | 38 14 26 N | 076 29 41 W |
| Charles County Vocational-Technical Center | School | 58 | Charles | 38 34 18 N | 077 01 46 W |
| Charles Herbert Flowers High School | School | 43 | Prince George's | 38 56 00 N | 076 50 04 W |
| Charlesmont School | School | 3 | Baltimore | 39 16 26 N | 076 29 06 W |
| Charlestown Elementary School | School | 17 | Cecil | 39 34 28 N | 075 58 56 W |
| Charlotte Hall Military Academy | School | 50 | St. Mary's | 38 28 42 N | 076 46 44 W |
| Charlotte Hall School | School | 50 | St. Mary's | 38 28 01 N | 076 46 44 W |
| Chase Middle School | School | 7 | Baltimore | 39 20 33 N | 076 23 31 W |
| Chase School | School | 9 | Baltimore | 39 20 42 N | 076 23 29 W |
| Chatsworth Elementary School | School | 213 | Baltimore | 39 27 48 N | 076 49 36 W |
| Chelsea School | School | 101 | Montgomery | 38 59 58 N | 077 01 21 W |
| Cherokee Lane Elementary School | School | 65 | Prince George's | 39 00 19 N | 076 57 47 W |
| Cherry Grove School (historical) | School | 254 | Carroll | 39 41 43 N | 077 00 26 W |
| Cherry Grove School (historical) | School | 141 | Cecil | 39 42 39 N | 076 01 12 W |
| Cherry Hill Middle School | School | 17 | Baltimore (city) | 39 15 10 N | 076 37 16 W |
| Cherry Hill Middle School | School | 90 | Cecil | 39 40 27 N | 075 51 38 W |
| Cherry Hill School | School | 90 | Cecil | 39 40 28 N | 075 51 38 W |
| Cherry Walk School (historical) | School | 4 | Wicomico | 38 22 14 N | 075 45 20 W |
| Chesapeake Bay Institute Field Laboratory Jo | School | 7 | Anne Arundel | 39 00 39 N | 076 27 07 W |
| Chesapeake Bay Middle School | School | 18 | Anne Arundel | 39 06 45 N | 076 27 31 W |
| Chesapeake Beach Public School (historical) | School | 2 | Calvert | 38 41 54 N | 076 32 07 W |
| Chesapeake City Elementary School | School | 10 | Cecil | 39 31 37 N | 075 48 58 W |
| Chesapeake College | School | 6 | Dorchester | 38 34 16 N | 076 04 51 W |
| Chesapeake College | School | 14 | Queen Anne's | 38 57 09 N | 076 04 60 W |
| Chesapeake High School | School | 24 | Anne Arundel | 39 06 38 N | 076 27 44 W |
| Chesapeake High School | School | 10 | Baltimore | 39 17 33 N | 076 25 10 W |
| Chesapeake Job Corps Center | School | 126 | Cecil | 39 36 45 N | 076 05 38 W |
| Chesapeake Montessori School | School | 31 | Anne Arundel | 39 01 25 N | 076 28 40 W |
| Chesapeake Terrace Elementary School | School | 6 | Baltimore | 39 13 16 N | 076 26 56 W |
| Chestertown Elementary School | School | 12 | Kent | 39 12 53 N | 076 03 59 W |
| Chestertown High School (historical) | School | 13 | Kent | 39 13 03 N | 076 03 43 W |
| Chestertown Middle School | School | 13 | Kent | 39 13 03 N | 076 03 43 W |
| Chestnut Grove School (historical) | School | 129 | Cecil | 39 37 10 N | 076 03 22 W |
| Chestnut Hill School | School | 62 | Prince George's | 39 02 04 N | 076 55 08 W |
| Cheverly Tuxedo Elementary School | School | 19 | Prince George's | 38 55 09 N | 076 55 00 W |
| Chevy Chase Elementary School | School | 103 | Montgomery | 38 58 42 N | 077 04 46 W |
| Chevy Chase Junior College (historical) | School | 110 | Montgomery | 38 58 52 N | 077 04 44 W |
| Childrens Hospital School | School | 106 | Baltimore (city) | 39 20 02 N | 076 39 18 W |
| Chillum Elementary School | School | 32 | Prince George's | 38 57 27 N | 076 59 02 W |
| Chinquapin Middle School | School | 96 | Baltimore (city) | 39 21 19 N | 076 36 01 W |
| Chipman School | School | 5 | Wicomico | 38 22 34 N | 075 36 13 W |
| Chopticon High School | School | 37 | St. Mary's | 38 21 35 N | 076 42 21 W |
| Christian School of Salisbury | School | 13 | Wicomico | 38 23 27 N | 075 32 57 W |
| Church Hill Elementary School | School | 14 | Queen Anne's | 39 08 50 N | 075 58 49 W |
| Church Lane Elementary School | School | 160 | Baltimore | 39 22 08 N | 076 46 47 W |
| Church Street School | School | 12 | Worcester | 38 03 22 N | 075 25 02 W |
| Churchville Elementary School | School | 132 | Harford | 39 33 40 N | 076 14 42 W |
| City Spring Elementary School | School | 7 | Baltimore (city) | 39 17 22 N | 076 35 51 W |
| Claggett Diocesan Center | School | 101 | Frederick | 39 19 00 N | 077 25 39 W |
| Clara Barton Elementary School (historical) | School | 48 | Montgomery | 38 58 24 N | 077 09 10 W |
| Claremont Trainable School | School | 34 | Baltimore (city) | 39 18 09 N | 076 33 16 W |
| Clarksburg Elementary School | School | 197 | Montgomery | 39 14 12 N | 077 16 53 W |