New Holland 17557 Real EstateNew Holland is located in Pennsylvania. New Holland, Pennsylvania 17557has a population of 5,743. New Holland 17557 is more family-centric than the surrounding county with 35.23% of the households containing married families with children. The county average for households married with children is 32.04%. The median household income in New Holland, Pennsylvania 17557 is $62,000. The median household income for the surrounding county is $73,688 compared to the national median of $69,021. The median age of people living in New Holland 17557 is 48.2 years. New Holland WeatherThe average high temperature in July is 84.7 degrees, with an average low temperature in January of 21.3 degrees. The average rainfall is approximately 45.2 inches per year, with 27.8 inches of snow per year. New Holland MapReal estate near New HollandNearby CitiesNearby Cities Homes for Sale |