Brentford Lock is a canal lock located on the Grand Union Canal in Brentford, a town in west London, England. It serves as a key point for boats navigating the canal, allowing them to move between different water levels. The lock is part of a series of locks that facilitate the journey of vessels traveling from the River Thames to the Midlands. The area around Brentford Lock is known for its scenic views and historical significance. It is a popular spot for walkers and cyclists, offering access to the towpath along the canal. The lock also plays a role in local wildlife conservation, providing a habitat for various species.