Average buy-to-let loan sizes increased by a further £2,166 during the second quarter of 2011, following on from the £6214 increase in the previous quarter, according to TBMC’s latest Landlord Profile Tracking Index.

The buy-to-let and commercial mortgage specialist, said this represented growth of 6.4% since the beginning of 2011.

The firm attributed this in the main to a larger number of lenders offering higher loan-to-value (LTV) mortgages and the availability of finance for Houses in Multiple Occupation (HMOs), which tend to be higher value properties.

Andy Young, chief executive at TBMC, said: “According to the Index