South Coast Shipyard
Newport Beach CA
South Coast Shipyard - also known by several similar names - was started in the late 1930s, by Walton Hubbard, and closed in 1963. The yard was at 2300 Newport Boulevard: it is now the future site of the Newport Bay Marina, which is under construction.
| O/N | Name | Customer | Type | LDT | LOA | Delivered | Notes | |
| YMS-88 | US Navy | minesweeper | 278 | 136 | 5 May 1942 | to the USSR 1945 as T-608 | ||
| YMS-89 | US Navy | minesweeper | 278 | 136 | 11 Jun 1942 | struck 1946 | ||
| YMS-90 | US Navy | minesweeper | 278 | 136 | 24 Jul 1942 | struck 1946 | ||
| YMS-91 | US Navy | minesweeper | 278 | 136 | 21 Aug 1942 | sold 1946, as Marabell in British Columbia | ||
| YMS-92 | US Navy | minesweeper | 278 | 136 | 24 Sep 1942 | mined off Okinawa and lost 1945 | ||
| YMS-93 | US Navy | minesweeper | 278 | 136 | 21 Oct 1942 | struck 1947 | ||
| YMS-259 | US Navy | minesweeper | 278 | 136 | 5 Mar 1943 | struck 1946 | ||
| YMS-260 | US Navy | minesweeper | 278 | 136 | 9 Apr 1943 | to the USSR 1945 as T-527 | ||
| YMS-261 | US Navy | minesweeper | 278 | 136 | 8 Jul 1943 | to Britain 1943 as BYMS-2261, to Greece 1946 as Andromeda, struck 1967 | ||
| YMS-262 | US Navy | minesweeper | 278 | 136 | 11 Aug 1943 | later James M. Gillis (AGS-13) 1945, sold 1960 | ||
| YMS-263 | US Navy | minesweeper | 278 | 136 | 10 Sep 1943 | later Simon Newcomb (AGS-14) 1945, scrapped 1950 | ||
| YMS-264 | US Navy | minesweeper | 278 | 136 | 26 Oct 1943 | to Britain 1943 as BYMS-2264 | ||
| YMS-317 | US Navy | minesweeper | 278 | 136 | 18 Nov 1943 | later Grosbeak (AMS-14) 1947, struck 1959 | ||
| YMS-318 | US Navy | minesweeper | 278 | 136 | 30 Dec 1943 | struck 1946 | ||
| YMS-319 | US Navy | minesweeper | 278 | 136 | 4 Feb 1944 | struck 1946 | ||
| 268461 | PCS-1396 | US Navy | subchaser | 278 | 136 | 29 Mar 1944 | reclassified Dutton (AGS-8) 1945, sold 1950 as Tarpon | |
| 255659 | PCS-1397 | US Navy | subchaser | 278 | 136 | 16 May 1944 | sold as South Beach, Hidalgo | |
| PCS-1398/YMS-449 | US Navy | minesweeper | 278 | 136 | 7 Jul 1944 | sold 1947 | ||
| PCS-1399/YMS-450 | US Navy | minesweeper | 278 | 136 | 25 Nov 1944 | conversion cancelled, to the Philippines 1948 as Tarlac (P-11), scrapped 1969 | ||
| PCS-1400/YMS-451 | US Navy | minesweeper | 278 | 136 | 26 Dec 1944 | completion cancelled, named Coquille 1956, sold 1963 | ||
| PCS-1401/YMS-452 | US Navy | minesweeper | 278 | 136 | 13 Feb 1945 | completion cancelled, named McMinnville 1956, sold 1963 | ||
| C-26646 | US Navy | crash boat | 23 | 1945 | to RAN-as Air Hope (ASR-908) | |||
| C-26647 | US Navy | crash boat | 23 | 1945 | to RAN-as Air Faith (ASR-909) | |||
| C-26648 | US Navy | crash boat | 23 | 1945 | to RAN-as Air Foam (ASR-912) | |||
| C-26649 | US Navy | crash boat | 23 | 1945 | ||||
| C-26650 | US Navy | crash boat | 23 | 1945 | ||||
| C-26651 | US Navy | crash boat | 23 | 1945 | ||||
| 255005 | YP-639 | US Navy | patrol boat | 403 | 117 | 1945 | sold 1948 as Alphecca, Jo Ann | |
| 254297 | YP-640 | US Navy | patrol boat | 403 | 117 | 1945 | sold 1948 as Intrepid, lost 1964 | |
| Nalon (MSC-139) | US Navy | minesweeper | 390 | 144 | 1 Feb 1954 | to Spain 1954 as M 21, reefed 1999 | ||
| Paquerette (MSC-140) | US Navy | minesweeper | 390 | 144 | 1 Apr 1954 | to France 1954 as M 692, to Taiwan 1955 as Yung Ping (MSC-155), scrapped 1982 | ||
| Pervenche (MSC-141) | US Navy | minesweeper | 390 | 144 | 1 Jun 1954 | to France 1954 as M 632, scrapped 1982 | ||
| Renoncule (MSC-142) | US Navy | minesweeper | 390 | 144 | 2 Aug 1954 | to France 1954 as M 634, to Turkey 1970 as Seyhan (M-509): struck 1998 | ||
| Llobregat (MSC-143) | US Navy | minesweeper | 390 | 144 | 1 Oct 1954 | to Spain 1954 as M 22, lost by fire 1980 | ||
| Yashima (MSC-144) | US Navy | minesweeper | 390 | 144 | 1 Dec 1954 | to Japan 1954 as M 651, struck 1978 | ||
| PCE-1632 | US Navy | ASW ship | 975 | 119 | 1 Mar 1955 | to Thailand 1955 as SC-31, scrapped 1973 | ||
| PCE-1633 | US Navy | ASW ship | 975 | 119 | 29 Apr 1955 | to Thailand 1955 as SC-32, scrapped 1973 | ||
| PCE-1634 | US Navy | ASW ship | 975 | 119 | 27 May 1955 | to Thailand 1955 as SC-33, scrapped 1962 |