After a strong second half to 2013, the data showed less of an increase in agreed sales in London than most other regions, which Rubinsohn said may reflect dwindling stock.
The robustness of the housing market has buoyed consumer confidence a year before general elections but has also raised questions about the BoE's ability to prevent a property bubble.
Chief economist Spencer Dale has said the central bank "should be nervous" about the housing market, and deputy governor Jon Cunliffe said it would be "dangerous" to ignore its momentum.
Read MoreUK housing boom spreads out of the capital
While officials will probably first try targeted measures to curb any overheating, rather than hiking interest rates, the issue is likely to feature in the two-day monetary policy meeting which started on Wednesday.
The BoE is expected to keep interest rates unchanged at a record low of 0.5 percent on Thursday.
Rubinsohn said four-fifths of respondents expect house prices to rise over next twelve months.
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