
The number of enlisted men allowed by law prior to the outbreak of hostilities was 12,500. On August 15, when the enlisted force reached its maximum, there were 24,123 men in service. This great increase was made necessary by the addition of 128 ships to the Navy. The maximum fighting force of the Navy, separated into classes, was as follows:
| Battle ships (first class) | 4 |
| Battle ships (second class) | 1 |
| Armored cruisers | 2 |
| Coast defense monitors | 6 |
| Armored ram | 1 |
| Protected cruisers | 12 |
| Unprotected cruisers | 3 |
| Gunboats | 18 |
| Dynamite cruiser | 1 |
| Torpedo boats | 11 |
| Vessels of old Navy, including monitors | 14 |
Auxiliary navy:
| Auxiliary cruisers | 11 |
| Converted yachts | 28 |
| Revenue cutters | 15 |
| Light-house tenders | 4 |
| Converted tugs | 27 |
| Converted colliers | 19 |
| Miscellaneous | 19 |
11 February 1998