3,135 registered streets starting with "W"
| Street Name | Grade | Buildings |
|---|---|---|
| W 19Th St Bsmt | A | 1 |
| W 19Th St Ff | A | 1 |
| W 19Th St Hse | C | 2 |
| W 20Th Pl | A | 14 |
| W 20Th Pl 1 | A | 1 |
| W 20Th Pl 2 | A | 3 |
| W 20Th Pl 2Nd | B | 1 |
| W 20Th St | A | 1 |
| W 21St Chicago | D | 13 |
| W 21St Pl | B | 336 |
| W 21St Pl 01 | A | 2 |
| W 21St Pl 02 | C | 1 |
| W 21St Pl 1 | A | 41 |
| W 21St Pl 111 | B | 1 |
| W 21St Pl 12 | A | 1 |
| W 21St Pl 1F | B | 2 |
| W 21St Pl 1Fl | A | 1 |
| W 21St Pl 1Fron | A | 1 |
| W 21St Pl 1St | A | 3 |
| W 21St Pl 2 | A | 34 |