Doctor density varies by specialty and location. Massachusetts has 437 practicing dermatologists. Broken out by city, dermatology doctor density in Amherst is 1, in Andover is 9, in Arlington is 4, in Attleboro is 1, in Auburn is 3, in Ayer is 2, in Beverly is 2, in Boston is 191, in Braintree is 6, in Brighton is 5, in Brockton is 10, in Brookline is 11, in Burlington is 18, in Cambridge is 18, in Charlestown is 3, in Chatham is 1, in Chelsea is 4, in Chestnut Hill is 37, in Concord is 15, in Danvers is 4, in Dartmouth is 3, in Dedham is 3, in Dorchester is 3, in Fall River is 4, in Falmouth is 1, in Florence is 2, in Foxboro is 1, in Franklin is 2, in Gardner is 1, in Gloucester is 1, in Greenfield is 2, in Haverhill is 8, in Hingham is 3, in Holyoke is 5, in Hudson is 1, in Hyannis is 3, in Kingston is 2, in Leominster is 2, in Lexington is 3, in Longmeadow is 1, in Lowell is 2, in Lynn is 1, in Malden is 1, in Marblehead is 1, in Marlborough is 12, in Marshfield is 2, in Mashpee is 1, in Medford is 10, in Melrose is 2, in Methuen is 1, in Milford is 4, in Milton is 3, in Natick is 2, in Needham is 4, in Newburyport is 4, in Newton is 10, in Newton Centre is 2, in Newton Lower Falls is 3, in Newtonville is 1, in North Adams is 2, in North Andover is 8, in North Dartmouth is 7, in North Easton is 1, in North Falmouth is 2, in Northampton is 2, in Norwood is 12, in Peabody is 4, in Pittsfield is 2, in Plymouth is 10, in Quincy is 14, in Rehoboth is 1, in Revere is 1, in Roxbury is 1, in Roxbury Crossing is 2, in Salem is 3, in Shrewsbury is 4, in Somerville is 2, in South Deerfield is 1, in South Dennis is 1, in South Weymouth is 2, in Southborough is 1, in Springfield is 13, in Stoneham is 9, in Topsfield is 1, in Turners Falls is 1, in Wakefield is 4, in Waltham is 6, in Ware is 1, in Wareham is 1, in Wellesley is 24, in West Yarmouth is 2, in Westborough is 1, in Westfield is 5, in Westford is 5, in Weymouth is 3, in Wilbraham is 1, in Williamstown is 2, in Wilmington is 1, in Winchester is 8, and in Worcester is 26.

Massachusetts became the sixth state in the union in 1788, and is steeped in history. Boston, the capital city, is home to Harvard University, the John F. Kennedy Museum and Library, the Paul Revere House, and many other historical sites. Massachusetts is home to the New England Pirate Museum in Salem, the Minute Man National Historical Park, and the Sleepy Hollow Cemetery, both in Concord. Four past presidents were born in Massachusetts; John Adams, John Quincy Adams, John F. Kennedy and George H. W. Bush. Other famous Massachusetts people include actors Leonard Nimoy and Bette Davis, composer and conductor Leonard Bernstein, and historical figures Susan B. Anthony, Edgar Allan Poe, Paul Revere, and Benjamin Franklin.

According to 2005 Census estimates, Massachusetts has a population of 6,398,743. Of this population, 1,419,389 are under the age of 18 and 848,924 are at or above the age of 65.