Siena Real Estate
Siena Listings Summary
Siena - Town vs. County Stats
Avg Price in Siena: $460,000 / County Avg $933,500
Avg Taxes in Siena: $8,500 / County Avg $35,500
Avg Year Built in Siena: 2007 / County Avg 1950
Avg Days on Website in Siena: 57 / County Avg 51
The data relating to real estate for sale on this website comes in part from the IDX Program of Garden State Multiple Listing Service, L.L.C. and Berkshire Hathaway HomeServices Jordan Baris Realty - Livingston. Real estate listings held by other brokerage firms are marked as IDX listing. Information deemed reliable but not guaranteed. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved. This information is being provided for Consumer's personal, non-commercial