| Birth | 14 Aug 1854 | New York, New York County, New York | | | |
| Residence | 9 Jun 1855 | with his parents - New York City, New York County, New York | | | |
| Residence | 7 Jun 1860 | with his parents - New York, New York County, New York | | | |
| Residence | 17 Aug 1870 | with his mother - Stamford, Fairfield County, Connecticut | | | |
| Residence | 3 Sep 1870 | at an academy - Cortlandtown, Westchester County, New York | | | |
| Miscellaneous | 11 Jun 1872 | applied for passport - Stamford, Fairfield County, Connecticut | | | |
| Residence | 1878 | with his Uncle Alexander at 144 Madison and worked with him at 46 Broad - New York, New York County, New York | | | |
| Occupation | Mar 1879 | partner with his brother Horace in Pomroy Brothers at 46 Broad - New York, New York County, New York | | | |
| Occupation | 3 Jun 1880 | clerk in a store - New York, New York County, New York | | | |
| Occupation | 1880 | broker with his brother Horace in the firm Pomroy Brothers at 35 Broad - New York, New York County, New York | | | |
| Occupation | 1881 | broker at Pomroy Brothers at 37 Broad - New York, New York County, New York | | | |
| Marriage | 8 Dec 1881 | Annie Tufts MOSELEY | | | |
| Residence | 1884 | at 45 Fifth Avenue and was broker with Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1885 | at 45 Fifth Avenue and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1886 | at 45 Fifth Avenue and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1887 | at 45 Fifth Avenue and was a broker at 39 Broad with the firm Pomroy Brothers - New York, New York County, New York | | | |
| Residence | 1888 | at 45 Fifth AVenue and was a broker at Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1889 | at 6 W 17th and was a broker with Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1890 | at 6 W 17th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1891 | at 48 W 38th and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1892 | at 48 W 38th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1893 | at 48 W 38th and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1894 | at 48 W 38th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1896 | at 48 W 38th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1897 | at 118 E 40th and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Miscellaneous | 15 Nov 1897 | gave his sister Josephine away at her wedding - New York City, New York County, New York | | | |
| Residence | 1898 | at 118 E 40th and was a broker with Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1899 | at 118 E. 40th and was a broker at the firm of Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1900 | at 118 E 40th and was a broker with the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1901 | at 118 E 40th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Residence | 1902 | at 118 E 40th and was a broker at the firm Pomroy Brothers at 39 Broad - New York, New York County, New York | | | |
| Occupation | 1904 | President of the New York Stock Exchange - New York, New York County, New York | | | |
| Residence | 1905 | at 118 E 40th and was broker at Pomroy Brothers at 25 Pine and president at 10 Broad - New York, New York County, New York | | | |
| Residence | 1908 | at 118 E 40th and was a broker with the firm Pomroy Brothers at 25 Pine - New York, New York County, New York | | | |
| Residence | 1909 | at 118 E 40th and was a broker with the firm Pomroy Brothers at 25 Pine - New York, New York County, New York | | | |
| Residence | 27 Apr 1910 | 118 E 40th Street and was a stock broker - Manhattan, New York County, New York | | | |
| Occupation | 1910 | broker at the firm Pomroy Brothers at 25 Pine - New York, New York County, New York | | | |
| Residence | 1912 | at 118 E 40th and was a broker with the firm Pomroy Brothers at 25 Pine - New York, New York County, New York | | | |
| Residence | 1913 | at 118 E 40th and was a broker at the fimr Pomroy Brothers at 30 Pine - New York, New York County, New York | | | |
| Residence | 1914 | at 118 E 40th and was a broker at the firm Pomroy Brothers at 30 Pine - New York, New York County, New York | | | |
| Residence | 1915 | at 118 E 40th and was employed at Pomroy & Company - New York, New York County, New York | | | |
| Residence | 1916 | at 118 E 40th and worked for Denny, Pomroy & Company - New York, New York County, New York | | | |
| Residence | 1918 | at 118 E 40th and worked at Denny, Pomroy & Company - New York, New York County, New York | | | |
| Residence | 3 Jan 1920 | at 118 E 40th Street and was a stock broker - Manhattan, New York County, New York | | | |
| Residence | 1922 | at 137 E40th and worked at STock Exchange Safe Deposit Co & Pomroy Brothers at 111 Broadway - New York, New York County, New York | | | |