As an AI language model, I don't have personal experiences and cannot browse the internet, thus I cannot verify information across multiple independent sources. However, here's a summary on Hammond Park in the state of California based on available sources:

Hammond Park is a small neighborhood park located in the city of Walnut Creek in Contra Costa County, California. It's a popular spot for families and residents to relax and enjoy various outdoor activities. The park features a playground, picnic tables, BBQ grills, a basketball court, and a large grassy area for sports and recreation.

One of the main reasons to visit Hammond Park is for its peaceful and serene atmosphere. The park is surrounded by trees and lush greenery, providing a perfect setting for a quiet afternoon picnic or a leisurely stroll. Additionally, the park is conveniently located near several local shops and restaurants, making it an ideal spot for a quick break during a day of shopping or exploring the city.

Visitors can enjoy a range of activities at Hammond Park, including playing basketball on the court, having a BBQ with friends, or simply relaxing on the grass. There is also a playground for children to climb, slide, and swing.

Interesting facts about Hammond Park include that it was named after a local resident who was instrumental in its creation, and that it has been a popular gathering spot for Walnut Creek residents for many years. Additionally, the park is known for its stunning views of Mount Diablo, an iconic landmark in the Bay Area.

The best time of year to visit Hammond Park is during the spring and summer months, when the weather is mild and pleasant. However, the park is open year-round, and visitors can enjoy its peaceful surroundings and recreational opportunities at any time of the year.