Sudden Valley is a residential community located approximately 15 miles south of Bellingham in Whatcom County, Washington State. It is situated on the eastern shore of Lake Whatcom and is surrounded by forests, mountains, and natural beauty.

Sudden Valley is known for its tranquil and scenic environment, which offers a perfect escape from the hustle and bustle of city life. The community offers a wide range of recreational activities, including golf, boating, fishing, and hiking.

The community of Sudden Valley consists of approximately 7,500 residents, and the real estate market primarily includes single-family homes, townhouses, and condos. As of 2021, the median home price in Sudden Valley is around $500,000, according to Zillow.

Sudden Valley has a strong sense of community, with several community events and activities throughout the year, including holiday celebrations, live music events, and outdoor movie nights. The community also has several parks and trails, including the Stimpson Family Nature Reserve, which offers miles of hiking trails and stunning views of Lake Whatcom.

Overall, Sudden Valley is a beautiful and peaceful community that offers a wide range of recreational activities and a strong sense of community. It is a great place to live or visit if you enjoy outdoor activities, natural beauty, and a slower pace of life.