| Inns | HS |
| 237-5 | 47 | Bangladesh Under-19s v Sri Lanka Under-19s | P Sara Oval, Colombo | 2009/10 |
| 213-7 | 49* | Bangladesh Under-19s v Canada Under-19s | Colin Maiden Park, Auckland | 2001/02 |
| 212-9 | 34 | Bangladesh Under-19s v England Under-19s | Zohur Ahmed Chowdhury Stadium, Chittagong | 2009/10 |
| 206 | 45 | Bangladesh Under-19s v South Africa Under-19s | Sheikh Kamal International Cricket Stadium, Cox's Bazar | 2014/15 |
| 204 | 35 | Bangladesh Under-19s v Sri Lanka Under-19s | P Saravanamuttu Stadium, Colombo | 2007 |
| 198 | 28 | Bangladesh Under-19s v Kenya Under-19s | Uyanwatte Stadium, Matara | 1999/00 |
| 198-8 | 30* | Bangladesh Under-19s v Sri Lanka Under-19s | Shere Bangla National Stadium, Mirpur | 2009 |
| 198 | 47 | Bangladesh Under-19s v England Under-19s | County Ground, New Road, Worcester | 2013 |
| 198 | 47 | Bangladesh Under-19s v India Under-19s | Dubai Sports City Stadium, Dubai | 2024/25 |
| 197 | 29 | Bangladesh Under-19s v Scotland Under-19s | Chittagong Divisional Stadium, Chittagong | 2003/04 |
| 196 | 48 | Bangladesh Under-19s v England Under-19s | Khan Shaheb Osman Ali Stadium, Fatullah | 2009/10 |
| 194 | 38 | Bangladesh Under-19s v Sri Lanka Under-19s | R Premadasa Stadium, Colombo | 2016/17 |
| 193 | 45 | Bangladesh Under-19s v India Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2005/06 |
| 193 | 42 | Bangladesh Under-19s v Pakistan Under-19s | Zohur Ahmed Chowdhury Stadium, Chittagong | 2022/23 |
| 191-8 | 40 | Bangladesh Under-19s v Pakistan Under-19s | National Bank of Pakistan Sports Complex, Karachi | 2007/08 |
| 182-9 | 46 | Bangladesh Under-19s v Afghanistan Under-19s | Sylhet Stadium, Sylhet | 2017/18 |
| 179 | 40 | Bangladesh Under-19s v New Zealand Under-19s | LC de Villiers Oval, Pretoria | 1997/98 |
| 178 | 44 | Bangladesh Under-19s v India Under-19s | Bangabandhu National Stadium, Dhaka | 2003/04 |
| 176-7 | 38* | Bangladesh Under-19s v New Zealand Under-19s | P Saravanamuttu Stadium, Colombo | 2005/06 |
| 175 | 42 | Bangladesh Under-19s v Sri Lanka Under-19s | Port Trust Golden Jubilee Stadium, Visakhapatnam | 2005/06 |
| 174-9 | 42 | Bangladesh Under-19s v Pakistan Under-19s | National Stadium, Karachi | 2003/04 |
| 173-7 | 46 | Bangladesh Under-19s v Ireland Under-19s | Willowmoore Park Main Oval, Benoni | 1997/98 |
| 171-6 | 46 | Bangladesh Under-19s v Pakistan Under-19s | Nondescripts Cricket Club Ground, Colombo | 2005/06 |
| 170 | 41 | Bangladesh Under-19s v England Under-19s | Grace Road, Leicester | 2013 |
| 170 | 49 | Bangladesh Under-19s v Australia Under-19s | Sheikh Zayed Stadium, Abu Dhabi | 2013/14 |
| 170-7 | 47 | Bangladesh Under-19s v India Under-19s | Senwes Park, Potchefstroom | 2019/20 |
| 169 | 37 | Bangladesh Under-19s v Sri Lanka Under-19s | Sinhalese Sports Club Ground, Colombo | 2024/25 |
| 168 | 48 | Bangladesh Under-19s v West Indies Under-19s | Everest Cricket Club Ground, Georgetown | 2013/14 |
| 167 | 46 | Bangladesh Under-19s v Sri Lanka Under-19s | Narayanganj Osmani Stadium, Fatullah | 2007/08 |
| 167 | 38* | Bangladesh Under-19s v England Under-19s | Sylhet Stadium, Sylhet | 2011/12 |
