The median sales price for homes in Osterville MA for Sep 13 to Dec 13 was $629,500. This represents an increase of 77.3%, or $274,500, compared to the prior quarter and an increase of 25.9% compared to the prior year. Sales prices have appreciated 63.5% over the last 5 years in Osterville. The average listing price for Osterville homes for sale on Trulia was $2,416,924 for the week ending Dec 04, which represents an increase of 2.7%, or $62,803, compared to the prior week and an increase of 14.5%, or $305,779, compared to the week ending Nov 13. Average price per square foot for Osterville MA was $357, a decrease of 8.5% compared to the same period last year.