Career
A defender, he now plays for Brentwood Town. As a youngster, Blewitt was associated with Norwich City, but joined West Ham United while still at school and came through their academy system. He played regularly for and captained the reserves, and was an unused substitute for the first team
In February 2005 Blewitt joined Football League Two club Southend United on loan to gain experience of first-team football.
Blewitt spent the first half of the 2005-2006 season on loan at Conference club Hereford United where he made eleven appearances, and had a trial with Oxford United in February 2006. West Ham released Blewitt at the end of that season.
After a trial with Dagenham & Redbridge, Blewitt joined Billericay Town, where he spent two seasons before being released and joining Heybridge Swifts. After Brentwood dismissed manager Carl Griffiths at the start of the 2009-2010 season, Blewitt moved to Aveley.
He then re-signed for Brentwood in November 2009.