Overall, fewer homes sold in December in Tomball and Magnolia than the previous December, with only Magnolia ZIP code 77355 seeing a slight uptick in home sales for the month, according to market data provided by local real estate firm The Renee Leslie Group.The median home sales price increased year over year in December in most Tomball and Magnolia ZIP codes, while while they declined in the Pinehurst ZIP code 77362 and Tomball ZIP code 77375.Homes in Tomball, Magnolia and Pinehurst stayed on the market longer year over year in December in all but one Tomball ZIP code, 77375, which saw homes sell slightly more quickly.The greatest number of home sales took place for homes selling between $250,000 and $499,999 in December, which was consistent with the trend the prior three months.