Thurston County Assessor
Parcel Number: 21829330105
 
Situs Address: 10549 MULLEN RD SE
 
Owner: TREINEN, WILLIAM
Address:10541 MULLEN RD SE
 OLYMPIA, WA 98513
 
Taxpayer: TREINEN, WILLIAM B
Address:10541 MULLEN RD SE
 OLYMPIA, WA 98513
 
Abbreviated Legal:Section 29 Township 18 Range 1E Quarter SW SW SS-2235 LT 4 Document 022/533 AMENDED 023/133
 
Date: 2/22/2026
 
Sect/Town/Range:29 18 1E
 
Size:4.08 Acres
UseCode:19 Vacation Home
TCA Number:239
Neighborhood:24Q2
Property Type:RES
Total Living Units:1
Taxable:YES
Active Exemptions:None
Fire District:FIRE DISTRICT #03
School District:NORTH THURSTON S.D. #3
 

Market Values

Tax Year2026202520242023202220212020201920182017
Assessment Year2025202420232022202120202019201820172016
 
Market Value Land$515,000$477,000$469,000$328,200$370,500$262,300$197,900$161,200$164,500$195,950
Market Value Buildings$44,300$42,400$40,000$45,000$36,100$27,400$26,700$26,400$24,000$18,600
Market Value Total$559,300$519,400$509,000$373,200$406,600$289,700$224,600$187,600$188,500$214,550

Residential Structures

Year Built1966 Fireplaces/Wood Stoves1
ConstructionCABIN/COTTAGE Heat TypeNONE/OTHER
Construction QualityLOW-COST Fuel TypeNONE
Physical ConditionAVERAGE Foundation TypeCONCRETE
Number of Bedrooms0 Exterior Wall TypeCONCRT-BLOCK
Full Baths0 Roofing MaterialMETAL
Partial Baths0     
   
Residence Square Footage
Main Finished Area320
Misc Structures
Covered Porch180

Land Characteristics

Land Flag9150
 
Lot Square Footage177725
 
Lot Acreage4.08
 
Effective FrontageNot Listed
 
Effective DepthNot Listed
 
Land Influence(s)LA-AVG-LAKEFRNT
UDVL-UNDEVELOPED RAW LAND
N600-NOISE 600' HIGHWAY

Sales

Sale Date:11/09/200905/04/200409/10/2003
Price: $150,000 
Excise:509954323943317049
Sale Type:QUIT CLAIM DEEDSTATUTRY WARNTY DEEDQUIT CLAIM DEED
Recording Number:412320436392923583005
Seller:TREINER WILL & SHERISLOAN TRUSTEE JOANSLOAN JOAN
Buyer:TREINEN WILLIAMTREINER WILL & SHERISLOAN TRUSTEE JOAN
Multiple Parcel Sale:NNN
 

The Assessor's Office maintains property records on approximately 112,000 parcels in Thurston County for tax purposes. Though records are updated regularly, the accuracy and timeliness of published data cannot be guaranteed. Any person or entity that relies on information obtained from this website does so at his or her own risk. Neither Thurston County nor the Assessor will be held liable for damage or losses caused by use of this information. All critical information should be independently verified.
 

Office of the Assessor

Steven J. Drew, Assessor
3000 Pacific Ave SE, Olympia WA 98501
Customer Service (360)867-2200 -- Fax (360)867-2201 -- TDD (360)754-2933