New Castle Island Home for Sale

New Castle Island is a good place to live. New Castle Island is considered car-dependent and somewhat bikeable. New Castle Island has 1 park for recreational activities. It has a median age of 63. The average household income is $183,694 which is above the national average. College graduates make up 72.3% of residents. A majority of residents in New Castle Island are home owners, with 11.9% of residents renting and 88.1% of residents owning their home. A local real estate agent serving New Castle Island can help you decide if this neighborhood is the right one for you. Learn more on our New Castle Island neighborhood guide.

The median home price in New Castle Island is $2,475,000. If you put a 20% down payment of $495,000 and had a 30-year fixed mortgage with an interest rate of 6.83%, your estimated principal and interest payment would be $12,950 a month plus property taxes, HOA fees, home insurance, PMI, and utilities. Using the 28% rule, you would need to make at least $555K a year to afford the median home price in New Castle Island. The average household income in New Castle Island is $184K.

The best public schools that serve New Castle Island are:

• Maude H. Trefethen School has an A+ Niche grade and a student teacher ratio of 7:1.
• Portsmouth High School has an A Niche grade, a student teacher ratio of 12:1 and an average review score of 4.0.
• Little Harbour School has an A Niche grade and a student teacher ratio of 10:1.

The most popular zip codes in New Castle Island, New Castle, NH include 04090, 03801, 03833, 03842 and 03820.

The most popular neighborhoods near New Castle Island, New Castle, NH are Kittery Point, South End, Downtown Portsmouth, West End and Woodbury-Maplewood.

Yes, home prices in New Castle Island are down 13% in the last 12 months.