Research Mortgage Advisor Alexander Hall finds Gavin and Stacey tops when it comes to mortgage affordability for his favorite Christmas TV homes, with Kevin McAllister's Chicago having the highest average monthly mortgage payment revealed it was about £21,000 cheaper than his own home. Alone.
Alexander Hall researched 10 famous Christmas TV properties, their current market values and required monthly mortgage payments* after putting down a 15% down payment. 
Research has shown that the property Gavin and Stacey bought for their inspiration is the most affordable of all the properties aired at Christmas.
The average price for a terraced house in Bury, South Wales is currently £224,612. This means that if the average buyer put down a 15% down payment, they would need a mortgage of £190,920 and would pay an average of £1,011 a month to repay their mortgage.
A flat in Peckham, home to Del Boy and Rodney Trotter, costs a hefty £439,722, but is the second most affordable Christmas TV home analyzed by Alexander Hall, with an average monthly The mortgage payment is £1,979. per month.
It's hard to imagine Harry Potter wanting to move back in with the Dursleys, but semi-detached homes in Bracknell require an average monthly mortgage payment of £2,025, making them the third most affordable place to live.
On the other hand, considering the cost of a mortgage to secure Kevin McAllister's expansive Chicago home in Home Alone, the monthly payments are significantly higher.
Single-family homes in the Chicago suburb of Winnetka are estimated to be worth £4.116 billion on the current market. This means the average home buyer will have a monthly mortgage payment of £22,460 after putting down a 15% down payment of £617,511.
Directly behind is a Holland Park Avenue townhouse owned by Edina Monsoon of Absolutely Fabulous, currently valued at £4.6 million on the market. Although the property itself is more expensive than the McAllisters, and although the UK benefits from favorable mortgage rates compared to the US market, the average monthly mortgage repayment is still almost over £21,000 a month.
