| Inns | HS |
| 221 | 34 | Afghanistan Under-19s v Ireland Under-19s | Cobham Oval (New), Whangarei | 2017/18 |
| 215-9 | 42 | Afghanistan Under-19s v Pakistan Under-19s | Brian Lara Stadium, Tarouba | 2021/22 |
| 212 | 47 | Afghanistan Under-19s v Bangladesh Under-19s | Sheikh Zayed Stadium Nursery 2, Abu Dhabi | 2013/14 |
| 194-9 | 44 | Afghanistan Under-19s v Sri Lanka Under-19s | Allan Border Field, Brisbane | 2012 |
| 189 | 40 | Afghanistan Under-19s v Pakistan Under-19s | Willowmoore Park Main Oval, Benoni | 2019/20 |
| 178 | 46 | Afghanistan Under-19s v Sri Lanka Under-19s | Shere Bangla National Stadium, Mirpur | 2018/19 |
| 176 | 47 | Afghanistan Under-19s v South Africa Under-19s | Alan Lawson Oval, Johannesburg | 2023/24 |
| 173 | 43 | Afghanistan Under-19s v India Under-19s | ICC Cricket Academy Ground, Dubai | 2023/24 |
| 171 | 32 | Afghanistan Under-19s v India Under-19s | Ekana International Cricket Stadium B Ground, Lucknow | 2019/20 |
| 170 | 47 | Afghanistan Under-19s v India Under-19s | Bangladesh Krira Shikkha Protisthan No 3 Ground, Savar | 2018/19 |
| 162-9 | 29 | Afghanistan Under-19s v Pakistan Under-19s | P Sara Oval, Colombo | 2019/20 |
| 160-8 | 42 | Afghanistan Under-19s v India Under-19s | Ekana International Cricket Stadium B Ground, Lucknow | 2019/20 |
| 155-7 | 34 | Afghanistan Under-19s v India Under-19s | Ekana International Cricket Stadium B Ground, Lucknow | 2019/20 |
| 151 | 47 | Afghanistan Under-19s v Sri Lanka Under-19s | Sylhet Stadium, Sylhet | 2015/16 |
| 151-7 | 39 | Afghanistan Under-19s v United States of America Under-19s | Willowmoore Park Main Oval, Benoni | 2023/24 |
| 145 | 37 | Afghanistan Under-19s v Nepal Under-19s | Buffalo Park, East London | 2023/24 |
| 143 | 48 | Afghanistan Under-19s v Papua New Guinea Under-19s | Nelson Park, Napier | 2009/10 |
| 139 | 35 | Afghanistan Under-19s v South Africa Under-19s | Alan Lawson Oval, Johannesburg | 2023/24 |
| 138 | 48 | Afghanistan Under-19s v Bangladesh Under-19s | Sylhet Stadium, Sylhet | 2021 |
| 134 | 37 | Afghanistan Under-19s v Sri Lanka Under-19s | Coolidge Cricket Ground, Coolidge | 2021/22 |
| 126 | 41 | Afghanistan Under-19s v England Under-19s | Village Green, Christchurch | 2009/10 |
| 124 | 39 | Afghanistan Under-19s v India Under-19s | Colombo Cricket Club Ground, Colombo | 2019/20 |
| 118-5 | 37* | Afghanistan Under-19s v Sri Lanka Under-19s | Sheikh Zayed Stadium Nursery 2, Abu Dhabi | 2013/14 |
| 113 | 44 | Afghanistan Under-19s v India Under-19s | Ekana International Cricket Stadium B Ground, Lucknow | 2019/20 |
| 112 | 33 | Afghanistan Under-19s v Sri Lanka Under-19s | Sharjah Cricket Association Stadium, Sharjah | 2024/25 |
| 103 | 26 | Afghanistan Under-19s v Pakistan Under-19s | Buffalo Park, East London | 2023/24 |
| 101 | 25 | Afghanistan Under-19s v Bangladesh Under-19s | Sylhet Stadium, Sylhet | 2021 |
| 101 | 22 | Afghanistan Under-19s v Bangladesh Under-19s | Sylhet Stadium, Sylhet | 2021 |
| 91 | 22 | Afghanistan Under-19s v New Zealand Under-19s | Buffalo Park, East London | 2023/24 |
| 88 | 31 | Afghanistan Under-19s v India Under-19s | Alan Lawson Oval, Johannesburg | 2023/24 |
