Port Griffith is located in Pennsylvania. Port Griffith, Pennsylvania has a population of 3,841.
The median household income in Port Griffith, Pennsylvania is $36,369. The median household income for the surrounding county is $49,290 compared to the national median of $57,652. The median age of people living in Port Griffith is 39.5 years.
The average high temperature in July is 81.9 degrees, with an average low temperature in January of 18.5 degrees. The average rainfall is approximately 46.1 inches per year, with 46.2 inches of snow per year.