The famous person Emily Howland is associated with one of more of the Northumberland County historic places.
Some of the country's most noteable architects helped create the Northumberland County places including Beverly Taliaferro, T. Buckler Ghequiere, unknown, William Dandridge Cockrell, Reverend Addison Hall, Mrs. Martha Lee Harvey, Gilbert White, Thomas Young, US Lighthouse Board and Elliot F. Kent. Prominent architectural styles found in Northumberland Country are Federal, Greek Revival and Georgian.