Start My Family Tree Welcome to Geni, home of the world's largest family tree.
Join Geni to explore your genealogy and family history in the World's Largest Family Tree.

Project Tags

view all


This project is part of the State of Maine Portal.=

Knox County, Maine is a county in the south-central part of the state, along the North Atlantic Ocean. As of the 2010 census, the population was 39,736. Its county seat is Rockland. The county is named for American Revolutionary War general and Secretary of War Henry Knox, who lived in the county from 1795 until his death in 1806.

The county was established on April 1, 1860, and is the most recent county to be created in Maine. It was carved from parts of Waldo and Lincoln counties. The Union Fair, started in 1868, began as the efforts of the North Knox Agricultural and Horticultural Society.

Ethnic Groups

The racial makeup of the county in 2010 was 97.1% white, 0.5% black or African American, 0.5% Asian, 0.4% American Indian, 0.2% from other races, and 1.4% from two or more races. Those of Hispanic or Latino origin made up 0.8% of the population. In terms of ancestry, 31.3% were English, 19.0% were Irish, 12.8% were German, 6.9% were Scottish, and 5.9% were American.

About the Project

Please use this project to add, research, document, and discuss your ancestors from Knox County. You can add profiles for:

  • People born in Knox County
  • People who lived in Knox County
  • People who died in Knox County

When you find helpful resources for research, please share them here so that others can benefit.

If you have projects related specifically to Knox County, like projects for towns or families centered within the county, you can also add those.

If you have any questions, suggestions, or general thoughts to share, please use the "Discussions" link at the upper right corner of the page.