Thurston County Assessor
Parcel Number: 76940002400
 
Situs Address: 3923 18TH AVE NE
 
Owner: FORSYTH, SASHA J
Address:3923 18TH AVE NE
 OLYMPIA, WA 98506
 
Owner: KORTHUIS, BART M
Address:3923 18TH AVE NE
 OLYMPIA, WA 98506
 
Taxpayer: KORTHUIS BART, SASHA FORSYTH
Address:3923 18TH AVE NE
 OLYMPIA, WA 98506
 
Abbreviated Legal:Section 08 Township 18 Range 1W Quarter NE SW Plat STUART PLACE LT 24 Document 017/078
 
Date: 2/21/2026
 
Sect/Town/Range:08 18 1W
 
Size:0.28 Acres
UseCode:11 Single Unit
TCA Number:239
Neighborhood:17U1
Property Type:RES
Total Living Units:1
Taxable:YES
Active Exemptions:None
Fire District:FIRE DISTRICT #03
School District:NORTH THURSTON S.D. #3
 
Water Source:PUBLIC
Sewer Type:SEPTIC

Market Values

Tax Year2026202520242023202220212020201920182017
Assessment Year2025202420232022202120202019201820172016
 
Market Value Land$156,000$164,200$153,800$120,100$101,800$107,400$94,200$74,900$67,800$67,550
Market Value Buildings$299,500$284,600$282,500$297,200$235,600$176,700$169,600$178,200$157,400$138,800
Market Value Total$455,500$448,800$436,300$417,300$337,400$284,100$263,800$253,100$225,200$206,350

Residential Structures

Year Built1986 Fireplaces/Wood Stoves1
ConstructionRAMBLER Heat TypeFORCED-AIR
Construction QualityAVERAGE Fuel TypeGAS
Physical ConditionGOOD Foundation TypeCONCRETE
Number of Bedrooms3 Exterior Wall TypeWOOD-SIDING
Full Baths2 Roofing MaterialASPHALT-SHNG
Partial Baths0     
   
Residence Square Footage
Main Finished Area1426
Attached Garage Square Footage
Attached Garage Sqft500
Misc Structures
Covered Porch14
Wood Deck453

Detached Structures

StructureYear BuiltSquare FeetQualityCondition
 
STORAGE-SHED2020192AVERAGEAVERAGE

Land Characteristics

Land Flag1100
 
Lot Square Footage12039
 
Lot Acreage0.28
 
Effective FrontageNot Listed
 
Effective DepthNot Listed
 
Land Influence(s)No Influences Listed

Sales

Sale Date:04/25/200805/11/1999
Price:$238,000$128,500
Excise:704584269345
Sale Type:STATUTRY WARNTY DEEDSTATUTRY WARNTY DEED
Recording Number:40071523231937
Seller:HAMPTON KARELJACOBSON MARK
Buyer:KORTHUIS BARTHAMPTON KAREL
Multiple Parcel Sale:NN
 

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