The following is an index to property transfer deeds recorded at the Suffolk County Deed Registry from the time the building was built in 1929 to when it was converted into condominiums. Mortgages, trust agreements, and other similar recorded documents are not included. This index is intended as a guide only; actual deeds should be reviewed for details. For transactions related to the predecessor buildings, see separate indices for 6 Arlington (Demolished) and 7 Arlington (Demolished).
| Transfers of Land and Buildings | ||||
| Date of Deed | Grantor | Grantee | Book | Page |
| 19Aug2008 | 6 Arlington LLC | Zero Marlborough Condominium | 43939 | 28 |
| 22Aug2006 | Emerson College | 6 Arlington LLC | 40255 | 19 |
| 29Feb1988 | William F. Reilly, Beverly C. Chell, and Eleanor P. Vreeland, trustees of the Katharine Gibbs Realty Trust | Emerson College | 14513 | 330 |
| 25Jun1959 | Six Arlington Street Inc. | Gordon Gibbs, Blanche L. Gibbs, and Edward L. Kane, trustees, Katharine Gibbs Realty Trust | 7406 | 517 |
| 25Jan1934 | Elliott Henderson, Frederick Holdsworth, and Gladys B. Olmstead, trustees, Six Arlington Street Trust | Six Arlington Street Inc. | 5428 | 194 |
| 16May1929 | John L. Hall and The First National Bank of Boston, trustees | Elliott Henderson, Frederick Holdsworth, and Gladys B. Olmstead, trustees, Six Arlington Street Trust | 5101 | 347 |