How many us military base are in the UK?

As of 2023, there are approximately 20 U.S. military bases in the United Kingdom. These bases host various branches of the U.S. armed forces, including the Army, Air Force, and Navy, and play a crucial role in NATO operations and joint exercises. The most notable installations include RAF Lakenheath and RAF Mildenhall. The presence of these bases reflects the longstanding military partnership between the U.S. and the UK.