Block Report
36 properties on this block in Philadelphia.
View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 36 properties on the 1900 Block of Mountain St.
The 1900 block of Mountain St contains 36 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1920 to 2025. There are 2 open code violations across the block. The block has seen 63 ownership transfers in the last five years. 27 properties on the block were built before 1978 and may carry lead-paint risk under Philadelphia's lead disclosure ordinance. The top three property owners on this block control approximately 8% of its parcels.
| Address | Year | Open viol | Owner-occ | Grade |
|---|---|---|---|---|
| 1910 Mountain St | 1925 | 0 | Yes | C |
| 1911 Mountain St | — | 0 | Yes | B |
| 1912 Mountain St | 1925 | 0 | Yes | B |
| 1913 Mountain St | 1920 | 0 | Yes | A |
| 1914 Mountain St | 1920 | 0 | Yes | A |
| 1915 Mountain St | 1920 | 0 | Yes | A |
| 1916 Mountain St | 1920 | 0 | Yes | A |
| 1917 Mountain St | 1925 | 0 | Yes | A |
| 1918 Mountain St | 2022 | 2 | Yes | B |
| 1919 Mountain St | 1920 | 0 | Yes | A |
| Address | Year | Open viol | Owner-occ | Grade |
|---|---|---|---|---|
| 1920 Mountain St | — | 0 | Yes | C |
| 1921 Mountain St | 1920 | 0 | Yes | B |
| 1922 Mountain St | 2022 | 0 | Yes | A |
| 1923 Mountain St | 1925 | 0 | Yes | A |
| 1924 Mountain St | 1920 | 0 | Yes | A |
| 1925 Mountain St | 1920 | 0 | Yes | C |
| 1926 Mountain St | 1920 | 0 | Yes | A |
| 1927 Mountain St | — | 0 | Yes | D |
| 1928 Mountain St | 2017 | 0 | Yes | A |
| 1929 Mountain St | 1925 | 0 | Yes | A |
| 1930 Mountain St | 1925 | 0 | Yes | A |
| 1931 Mountain St | 1925 | 0 | Yes | A |
| 1932 Mountain St | 1920 | 0 | Yes | A |
| 1933 Mountain St | — | 0 | Yes | B |
| 1934 Mountain St | 1920 | 0 | Yes | A |
| 1935 Mountain St | 1925 | 0 | Yes | A |
| 1936 Mountain St | 1920 | 0 | Yes | A |
| 1937 Mountain St | 1925 | 0 | Yes | A |
| 1938 Mountain St | 1925 | 0 | Yes | A |
| 1939 Mountain St | 1925 | 0 | Yes | B |
| 1940 Mountain St | 1925 | 0 | Yes | A |
| 1941 Mountain St | 1925 | 0 | Yes | A |
| 1942 Mountain St | 1925 | 0 | Yes | A |
| 1943 Mountain St | 1925 | 0 | Yes | C |
| 1944 Mountain St | 2020 | 0 | Yes | A |
| 1945 Mountain St | 2025 | 0 | Yes | A |
| Scope | Avg grade | Open viol/property |
|---|---|---|
| Block | A | 0.06 |
| Street | A | 0.06 |
| ZIP 19145 | A | 0.04 |
| Citywide | — | — |