25th = Lower Quartile
The Lower Quartile (or the 25th percentile) shows 25% of properties are below this price and 75% are above.
Median = Middle Point
This is the Middle Point price of total properties sold, in which 50% of properties are below this price and 50% are above.
75th = Upper Quartile
The Upper Quartile (or the 75th percentile) shows 75% of prices are below this price and 25% are above.