| County of Hancock: Provides brief description, facts, addresses, localities, and list of officials. |
| Hancock County: Official county web site features commissioners profiles, meetings, financial reports, sheriff's department, emergency information, and links to treasurer, district attorney, registry of deeds, and the airport. |
| Hancock County: Elected county officials, codes and ordinances, policies and other data provided by the National Association of Counties. |
| Hancock County Emergency Management Agency: Emergency information regarding shelters, report forms, and homeland security database. |
| Hancock County Genealogy Society: Information on meetings, activities and membership. |
| Hancock County Maine - USGenWeb Project.: Past and present county links and information. Provides genealogical resources and vital records. |
| M.D.I. History and Genealogy: Genealogical resources for Mount Desert, Cranberry, Tremont and Southwest Harbor. |
| Profile for Hancock County: Ellsworth is the county seat. Data and statistics for the area. |
| The Blue Hill Peninsula Chamber of Commerce: Between Penobscot Bay and Mount Desert Island: beautiful coastal villages, a lively economy and a rich cultural life. |
| University of Maine Cooperative Extension: Hancock County: Local program with services to build healthy communities, strengthen families and encourage stewardship of natural resources. |
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