| Birth | 9 Dec 1902 | Syracuse, Onondaga County, New York | | | |
| Residence | 1 Jun 1905 | with his parents at 217 Kirk Avenue - Syracuse, Onondaga County, New York | | | |
| Residence | 29 Sep 1908 | with his parents - Herkimer, Herkimer County, New York | | | |
| Residence | 9 Jan 1920 | with his fahter at 134 Baker St & attended school - Syracuse, Onondaga County, New York | | | |
| Residence | 1925 | with his father at 132-134 Baker Avenue and attended college - Syracuse, Onondaga County, New York | | | |
| Graduated | 1926 | Syracuse University - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | Sep 1928 | was listed in the Onondaga County Tax Sale - Lot 116, James Street Manor, Syracuse, Onondaga County, New York | | | |
| Marriage | 20 Oct 1928 | Brighton, Bristol County, Massachusetts - Marguerite Gladys LOHNES | | | |
| Occupation | 16 Apr 1930 | real estate salesman - Camillus, Onondaga County, New York | | | |
| Residence | 16 Apr 1930 | with his family on Genesee St. - Camillus, Onondaga County, New York | | | |
| Occupation | Dec 1930 | president and founder of the Pomeroy Organization a general real estate business - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 1933 | was the president of the Syracuse Property Owners' Association - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 1935 | was the director of the National Association of Real Estate Boards - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 1936 | was the president of the Citizens' League of Onondaga County - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 1936 | was the director of the broker's division of the National Association of Real Estate Boards - Syracuse, Onondaga County, New York | | | |
| Occupation | 10 Feb 1937 | president of Donald T. Pomeroy Organization, Inc. - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 12 Aug 1943 | was the subject of an article in the Post Standard - Syracuse, Onondaga County, New York | | | |
| Residence | 12 Aug 1943 | at 1 Hathway Rd. - Dewitt, Onondaga County, New York | | | |
| Religion | Aft 12 Aug 1954 | was a member of St. Paul's Episcopal Church, - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 19 Feb 1958 | was reappointed Parks Chairman by Govenor Harriman | | | |
| Residence | 19 Feb 1958 | at 140 Circle Rd. - Syracuse, Onondaga County, New York | | | |
| Occupation | 1964 - 1970 | president of Pomeroy Appraisal Associates - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 12 Dec 1964 | sold securities firm to Marine Midland Bank - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 17 Dec 1964 | announced the formation of a new professional appraisal group, Pomeroy Appraisal Associates - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 1967 | named Realtor of the Year by the New York State Assn of Real Estate Boards - Washington, Washington County, District of Columbia | | | |
| Miscellaneous | 1967 | was chairman of the Central New York State Park Commission. | | | |
| Miscellaneous | 10 Oct 1968 | resigned as chairman of the Central New York Parks Commission | | | |
| Marriage | 24 Jan 1972 | Holmes Beach, Manatee County, Florida - Faith A "Rocky" ROCKWELL | | | |
| Miscellaneous | 13 Feb 1973 | was elected director emeritus of First Federal Savings and Loan Association - Syracuse, Onondaga County, New York | | | |
| Residence | 22 Dec 1979 | at 522 69th Street and gave a donation to the Onondaga Historical Association - Holmes Beach, Manatee County, Florida | | | |
| Miscellaneous | Jan 1980 | received a letter from Organization President ,Richard N. Wright - Florida | | | |
| Residence | 8 Jan 1980 | 522 69th Street, Holmes Beach, Manatee County, Florida | | | |
| Residence | 15 Jul 1980 | at 522 69th Street - Holmes Beach, Manatee County, Florida | | | |
| Death | 7 Mar 1984 | Sarasota, Sarasota County, Florida | | | |
| Burial | Mar 1984 | at Oakwood-Morningside Cemetery - Syracuse, Onondaga County, New York | | | |
| Miscellaneous | 2007 | name is engraved on the Pomeroy Anvil Monument in Oakwood cemetery - Syracuse, Onondaga County, New York | | | |