The beginnings of Prospect Avenue, shown here rising from Broadway, when it ended at McComb Street, 1902 Prospect Avenue is located in the French Hill neighborhood of Saranac Lake, running east-west on the hill west of Broadway. The 1903 Sanborn map labels the street that would become Prospect "New Road", and it is missing on the 1899 map.
| Old Address | Post-911 Address | Building Name | Cure Evidence/Notes | |
| Starts at Broadway | ||||
| Prospect Avenue | Miss Edith Rumenapp Cottage | SLD1902 | ||
| 2 Prospect Avenue | 220 Prospect Avenue |
 2 Prospect Avenue |
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| 3 Prospect Avenue | 217 Prospect Avenue |
 3 Prospect Avenue |
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| 6 Prospect Avenue | 212 Prospect Avenue |
 6 Prospect Avenue |
NYC1915 | |
| 7 Prospect Avenue | 209 Prospect Avenue |
 7 Prospect Avenue |
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| 9 Prospect Avenue | 205 Prospect Avenue | 9 Prospect Avenue | ||
| 10 Prospect Avenue |
 10 Prospect Avenue |
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| Passes McComb Street | ||||
| 14 Prospect Avenue | Vacant | 14 Prospect Avenue | Burned, 1996 | |
| Crosses Virginia Street | ||||
| 16 Prospect Avenue | Vacant | 16 Prospect Avenue | TBSWC | |
| 17 Prospect Avenue | 179 Prospect Avenue | Torn down, 2009 | ||
| 19 Prospect Avenue | 173 Prospect Avenue |
 19 Prospect Avenue |
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| 21 Prospect Avenue | 169 Prospect Avenue |
 21 Prospect Avenue |
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| 24 Prospect Avenue | 174 Prospect Avenue |
 24 Prospect Avenue |
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| 25 Prospect Avenue | 159 Prospect Avenue |
 25 Prospect Avenue |
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| 26 Prospect Avenue | 160 Prospect Avenue |
 26 Prospect Avenue |
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| 29 Prospect Avenue | 151 Prospect Avenue |
 29 Prospect Avenue |
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| 31 Prospect Avenue | 151 Prospect Avenue | Vacant(?) | 31 Prospect Avenue | |
| 33 Prospect Avenue | 143 Prospect Avenue | 33 Prospect Avenue | ||
| 35 Prospect Avenue | 141 Prospect Avenue |
 35 Prospect Avenue |
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| 37 Prospect Avenue | 135 Prospect Avenue |
 37 Prospect Avenue |
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| Crosses Fairview Avenue | ||||
