20825 Old Mill Road SW
Vashon, WA 98070· Frog Holler
Sold
$489,000
Listed: $489,000
Sale date: Apr 29, 2026
MLS# NWM2479915
15.24
Acres
168
Days on Market
About This Home
Privacy and sun on 15 acres of primitive forest land perfect for creating your own Pacific Northwest sanctuary. Located on the very private Old Mill Road. This property offers over 12 flat acres big enough for potential building site, septic and a well. Critical Area Designation completed showing a large buildable space. Excellent septic feasibility study completed and neighbouring properties have successful well sites. Rare opportunity on Vashon to build your home from the ground up. Embrace the opportunity to cultivate your own homestead with timber from the land or trade for site clearing. Bring hiking boots to walk the trails to get to know the land.
Listing Updated: Jun 28, 2026, 11:03 AM UTC
Photos Updated: Apr 3, 2026
OnSite last checked: Sep 17, 2026, 7:27 PM UTC|Source: NWMLS as Distributed by MLS Grid #NWM2479915
Listing provided courtesy of Northwest MLS. Information contained herein is derived from different sources but has not been independently verified by OnSite Real Estate Group, MLS Grid, or the MLS, and should be verified by the buyer. Open house information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office or agent presenting the information.
Property Details
Share This Listing
Scan to pull this listing up on any phone — perfect for yard signs, flyers, and open houses.
Listed By
Bought With
David B. Knight
Vashon Isl. Sotheby's Int'l RE
Questions? Contact OnSite
André Bohall
WA Lic. #25031564 · OnSite Real Estate Group
Listing data provided by NWMLS as distributed by MLS Grid. Data last refreshed: Sep 17, 2026, 7:27 PM UTC.
Based on information submitted to the MLS Grid as of Thu, Sep 17, 2026. All data is obtained from various sources and may not have been verified by broker or MLS Grid. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
IDX information is provided exclusively for consumers' personal noncommercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant's applicable MLS if any and as amended from time to time.
Interested in This Property?
Let's Make It
Happen.
The OnSite team is ready to walk you through this home, answer every question, and guide you to the closing table.