At the Battle of Bunker Hill, British casualties were approximately 1,000, making it a costly engagement for them.

This total included around 226 killed and over 800 wounded, reflecting the intense fighting and determination of the American forces. The high casualty rate was particularly surprising given that the British had superior numbers and training. This outcome highlighted the effectiveness of the American defensive positions and their ability to inflict significant damage despite being outnumbered. The heavy losses also served to shift British military strategy, emphasizing the challenges they faced in subduing the colonial rebellion.