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Amphibious assault ships2006–present
Amphibious transport dock
San Antonio-class amphibious transport dock is a amphibious transport dock. It was built by Avondale Shipyard (before 2014) Ingalls Shipbuilding (after 2014). Reported operators include United States Navy.
San Antonio-class amphibious transport dock
U.S. Navy photo by Mass Communication Specialist 1st Class Edwin F. Bryan · Public domain · Resized · Public domain · Source ↗ · ModifiedAvondale Shipyard (before 2014) Ingalls Shipbuilding (after 2014)
United States Navy
Austin -class amphibious transport dock Newport -class tank landing ship Charleston -class amphibious cargo ship Whidbey Island -class dock landing ship
$1.602 billion (avg. for class, FY2012) $2.021 billion (last ship, FY2012)
2000–present
2006–present
26 (13 for Flight I and 13 for Flight II)
3
3
13
13
Amphibious transport dock
25,300 t (full)
684 ft (208 m)
105 ft (32 m)
23 ft (7.0 m), full load
Four sequentially turbocharged marine Colt-Pielstick diesel engines , two shafts, 41,600 shp
In excess of 22 knots (25 mph; 41 km/h)
2 × LCACs (air cushion) or 1 × LCU (conventional); and 14 × Amphibious Assault Vehicles
Crew: 28 officers, and 333 enlisted sailors Landing force: 66 officers, and 633 enlisted troops
AN/SPS-48 G, AN/SPQ-9 B
AN/SLQ-32
2 × Bushmaster II close-in-guns 2 × RIM-116 Rolling Airframe Missile launchers 2 × 8 cell Mark 41 Vertical Launching System for quad-packed ESSMs (not fitted) Several twin M2 Browning machine gun turrets
Launch or land up to two MV-22 Osprey tilt-rotor aircraft simultaneously with room to place four MV-22s on the flight deck and one in the hangar deck
Complement Crew: 28 officers, and 333 enlisted sailors Landing force: 66 officers, and 633 enlisted troops
Boats & landing craft carried 2 × LCACs (air cushion) or 1 × LCU (conventional); and 14 × Amphibious Assault Vehicles
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country of origin United States 0 references
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 208 m | Wikipedia contributors | approved |
San Antonio-class amphibious transport dock equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
US Navy exact named equipment holdings: San Antonio. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: PRINCIPAL AMPHIBIOUS SHIPS / LPD. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.