Errol Real EstateErrol is located in New Hampshire. Errol, New Hampshire has a population of 233. Errol is less family-centric than the surrounding county with 11.29% of the households containing married families with children. The county average for households married with children is 21.42%. The median household income in Errol, New Hampshire is $42,750. The median household income for the surrounding county is $45,386 compared to the national median of $57,652. The median age of people living in Errol is 55.2 years. Errol WeatherThe average high temperature in July is 70.5 degrees, with an average low temperature in January of -1.8 degrees. The average rainfall is approximately 42.9 inches per year, with 141 inches of snow per year. Errol MapReal estate near ErrolNearby CitiesNearby Cities Homes for Sale |