Sales Data

As part of the annual valuation of properties, the Assessor's Office reviews each parcel sold in San Juan County. The purpose of the review is to gain information regarding the nature of the sale and the characteristics of the property. The Assessor's Office uses only the sales between an unobligated buyer and seller to be part of its sales data collection.

For the 2025 assessment, the Assessor's Office analyzed real estate transactions that occurred from January 1, 2024 through April 30, 2025. 

Corrections: Latest Revision: 03 November 2025. Click here for a description of the errors and the impact to the data.  

Tools to Search for Sales Data

Single parcel market sales for the 2025 valuation of properties are available for download by clicking the link below. 

Click on one of the links below for an interactive experience of the sales data. The user can start from the summary view of data and filter for categories (view, location, island, acres, etc.).

Another tool to perform a sale search is available on Parcel Search . Please click the links below for instructions.

Median Sale Price in San Juan County

County
Sale Type
Sale Count
Median Sale Price
San Juan County
Residential Inland Vacant
41
$302,500
Residential Inland Improved199$750,000
Residential Waterfront Vacant4$557,500
Residential Waterfront Improved39$1,450,000
Residential Condominium34$544,750
Commercial/Industrial Improved7$575,000
Overall324$698,250


Median Sale Price by Island

Island
Sale Type
Sale Count
Median Sale Price
Brown Island
Residential Waterfront Improved
1
$1,825,000
Overall1$1,825,000
Center IslandResidential Inland Vacant1$65,000
Residential Inland Improved5$240,000
Residential Waterfront Improved1$805,000
Overall7$240,000
Decatur IslandResidential Waterfront Vacant1$290,000
Residential Waterfront Improved2$597,000
Overall    
3$340,000
Henry Island  Residential Waterfront Improved1$1,250,000
Overall
1$1,250,000
Lopez IslandResidential Inland Vacant1$925,000
Residential Inland Improved23$595,000
Residential Waterfront Improved8$1,182,500
Residential Condominium2$617,500
Overall34$621,000
Obstruction IslandResidential Waterfront Vacant1$495,000
Residential Waterfront Improved1$720,000
Overall
2$607,500
Orcas IslandResidential Inland Vacant21$329,000
Residential Inland Improved    79$790,000
Residential Waterfront Vacant1$620,000
Residential Waterfront Improved7$1,650,000
Residential Condominium9$332,500
Commercial/Industrial Improved4$970,000
Overall    
121$747,000
San Juan IslandResidential Inland Vacant15$316,250
Residential Inland Improved90$810,000
Residential Waterfront Vacant1$745,000
Residential Waterfront Improved12$2,021,500
Residential Condominium23$555,000
Commercial/Industrial Improved2$237,500
Overall
143$710,000
Shaw IslandResidential Inland Improved1$750,000
Residential Waterfront Improved4$1,217,500
Overall
5$910,000
Stuart IslandResidential Inland Vacant3$60,000
Residential Inland Improved1$200,000
Residential Waterfront Improved2$696,500
Commercial/Industrial Improved1$300,000
Overall7$200,000