U.S. Naval Base, Pearl Harbor, Headquarters, Commander-in-Chief of the Pacific Fleet, Intersection of Halawa & Makalapa Drives, Makalapa Administration Area, Pearl City, Honolulu County, HI

Significance: Facility 250 is significant as the headquarters of Admiral Chester W. Nimitz, who was both the Commander in Chief, Pacific Fleet and the Commander in Chief, Pacific Ocean Areas during WWII. This building, which lies outside the Pearl Harbor National Historic Landmark (NHL) boundary, was designated an individual NHL in 1987. ... The building is also significant since it displays two distinctive types and periods of construction. The lower three floors were of concrete construction (with the basement and first floor having 4'-thick walls), while the upper stories, added in 1943-44, were built of wood. This reflects the two periods of WWII construction; the bombproof original portion shows the defensive construction of the early war years, and the wooden addition if representative of the period when the U.S. was on the offensive and had no fear of an attack by the Japanese...
Unprocessed Field note material exists for this structure: N2159
Survey number: HABS HI-32
Building/structure dates: 1942 Initial Construction
Building/structure dates: 1943-1944 Subsequent Work
Building/structure dates: before 1970 Subsequent Work
Building/structure dates: 1978 Subsequent Work
Building/structure dates: 1984 Subsequent Work
National Register of Historic Places NRIS Number: 87001295