Norrisville is an unincorporated community in Harford County, Maryland, United States, located just south of the Pennsylvania state line in the extreme northwest section of the county.
It is primarily a farming community full of rolling hills and small valleys, and is part of the Deer Creek watershed.
A demographic profile estimates that the Norrisville area had a population of 2,931 as of 2000.
Norrisville is part of the White Hall zip code 21161, whose post office is located just over the Baltimore County line.
This article about a location in Harford County, Maryland is a stub.