| Carmel Divine Grace Foundation Secondary School | Aided | Co-ed | Po Lam Estate Tseung Kwan O | 27010908 |
| Catholic Ming Yuen Secondary School | Aided | Co-ed | Hau Tak Estate Tseung Kwan O | 27027102 |
| Cheng Chek Chee Secondary School of SK & HH District N.T. | Aided | Co-ed | 8 Chuk Kok Road Chuk Kok, Sai Kung | 27198598 |
| Christian & Missionary Alliance Sun Kei Secondary School | Aided | Co-ed | 6 Tong Chun Street Tseung Kwan O | 21916022 |
| Creative Secondary School | DSS | Co-ed | 3 Pung Loi Road, Tseung Kwan O, Sai Kung | 23360233 |
| Evangel College | DSS | Co-ed | No. 7, Chi Shin Street, Tseung Kwan O, N.T., Hong Kong | 23661802 |
| G.T. (Ellen Yeung) College | DSS | Co-ed | No. 10, Ling Kwong Street, Tiu Keng Leng, Tseung Kwan O | 25356867 |
| Heung To Secondary School (Tseung Kwan O) | DSS | Co-ed | 4 Kan Hok Lane Tseung Kwan O | 26233039 |
| HHCKLA Buddhist Ching Kok Secondary School | Aided | Co-ed | 38 Chui Ling Road, Tiu Keng Leng NT | 22463383 |
| HKCCCU Logos Academy | DSS | Co-ed | 1 Kan Hok Lane, Tseung Kwan O | 23372123 |
| HKMLC Queen Maud Secondary School | Aided | Co-ed | Phase 3, Hau Tak Estate, Tseung Kwan O | 27026509 |
| Hong Kong Taoist Association The Yuen Yuen Institute No. 3 Secondary Sch. | Aided | Co-ed | Sheung Tak Estate, No.2 Tong Ming Street, Tseung Kwan O. | 21783223 |
| King Ling College | Aided | Co-ed | 1 Lam Shing Road Tseung Kwan O | 27029602 |
| Man Kwan QualiEd College | DSS | Co-ed | 2, Kan Hok Lane Tseung Kwan O | 27066969 |
| MKMCF Ma Chan Duen Hey Memorial College | Aided | Co-ed | 2 Wan Lung Road Tseung Kwan O | 27067477 |
| PLK Laws Foundation College | DSS | Co-ed | 8 To Lok Road Tseung Kwan O | 27018778 |
| Po Kok Secondary School | Aided | Co-ed | 9 Choi Ming Street, Choi Ming Court NT | 27022863 |
| Po Leung Kuk Ho Yuk Ching (1984) College | Aided | Co-ed | 2 Chap Fuk Road Tseung Kwan O | 27037363 |
| POH 80th Anniversary Tang Ying Hei College | Aided | Co-ed | 2 Tong Yin Lane Tseung Kwan O | 22463221 |
| Sai Kung Sung Tsun Catholic School (Secondary Section) | Aided | Co-ed | Blocks A - E Po Tung Road Sai Kung | 27926712 |
| Shun Tak Fraternal Association Cheng Yu Tung Secondary School | Aided | Co-ed | 9 Hok Lam Lane, Tseung Kwan O, N. T. | 21910291 |
| Tseung Kwan O Government Secondary School | Gov't | Co-ed | 2 King Yin Lane, Tseung Kwan O | 27040051 |
| TWGHs Lui Yun Choy Memorial College | Aided | Co-ed | 8 Yuk Nga Lane Tseung Kwan O | 27060743 |
| WEO Chang Pui Chung Memorial School | Aided | Co-ed | 3 Wan Lung Road Tseung Kwan O | 27047002 |
| Yan Chai Hospital Lan Chi Pat Memorial Secondary School | Aided | Co-ed | 10 Yuk Nga Lane Tseung Kwan O | 27029033 |
| Yan Chai Hospital Wong Wha San Secondary School | Aided | Co-ed | 8 Tong Chun Street Tseung Kwan O | 27060477 |
