T
he median price per square foot for homes in Petaluma decreased to $608 over the past week, which is $35 more than Sonoma County's median. This marks a decrease from the previous median of $649.

    Jenner remains the most expensive community in Sonoma County, with a median price per square foot of $1,742. On the other end of the spectrum, Guerneville offers the best deal, with a median price per square foot of $337.

    A recent sale on Crinella Drive in Petaluma saw a 1,151-square-foot home sell for $700,000. The data used to determine these figures is based on sales registered between October 7 and reflects prices compiled from municipal assessors in Sonoma County.