| Ground Forces Approximate Total US Army and Marine Corps Forces Employed: 60,000 | Killed | Wounded |
| 1st Marine Division |
774
|
1962
|
| Americal Division |
334
|
850
|
| 2nd Marine Division |
268
|
932
|
| 25th Infantry Division |
216
|
439
|
| Totals |
1,592
|
4,283
|
| Approximate Total Japanese Army and Naval Troops Employed: 36,000 (of 43,000 dispatched) | ||
| Killed or Missing | 14,800 | |
| Died of Disease | 9,000 | |
| Lost at Sea | 4,346 | |
| POW's | 1,000 | |
| Evacuated | 9,000-11,000 | |
| Naval Forces (Ships Sunk and Personnel Lost)* | US Pacific | Japanese |
| Carriers (CV) | 2 | 0 |
| Light Carriers (CVL) | 0 | 1 |
| Other Carriers (AV) | 0 | 1 |
| Battleships (BB) | 0 | 2 |
| Heavy Cruisers (CA) | 6 | 3 |
| Light Cruisers (CL) | 2 | 1 |
| Destroyers (DD) | 14 | 11 |
| Submarines (SS) | 0 | 6 |