This document contains real estate market data and trends for San Mateo County from January 1998 to January 2015, including statistics on inventory levels, closed sales, new listings, median and average home prices, percentage of sale price to listing price, months of inventory, and average days on market for both single family homes and condominiums/townhomes. The data is presented across 14 pages in tables and charts with year-over-year and month-to-month comparisons.