Mobile HomeResidential
Last sold for $97,900 on Jun 28, 1999
17740 IRWIN ST SW
ROCHESTER, WA 98579
0
Baths
896 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
1.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
Valuation
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$97,900 · Jun 28, 1999
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$91 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$267,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$163,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$104,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$254,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$267,700
Climate Risk
Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.8
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
28
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
11
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal
Scores 0–100; higher = greater projected risk.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
CountyThurston
Lot (acres)The size of the land the home sits on, from county records.1.20
ConstructionThe main material the home's frame and walls are built from.Wood Frame
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 120 ft²Patio · 128 ft²Porch · 192 ft²
Transaction History(4)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
MHE
Rochester Middle SchoolB
Middle · Grades 6–8 · 1.9 mi
Rochester High SchoolC
High · Grades 9–12 · 2.2 mi
Rochester Primary School
Elementary · Grades PK–2 · 2.4 mi
District: Rochester School District
Neighborhood · ZIP 98579These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.201
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.12,480
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,547
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,823
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.56 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%
Owner Tools
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Claim this homeData by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
17740 Irwin St Sw measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Smaller than 94% of homes in Thurston County
- Has a bigger lot than 79% of homes in Thurston County
How it measures up in Rochester 98579
The dot is this home. The mark in the middle is the typical home in Rochester 98579.
Living area896 ft²
SmallerTypical 1,554 ft²Bigger
Bigger than 9% of homes nearby
Lot size1.2 ac
SmallerTypical 1.2 acBigger
Bigger than 50% of homes nearby
Year built1985
OlderTypical 1995Newer
Newer than 36% of homes nearby
| Measure | This home | Rochester 98579 | Thurston County |
|---|---|---|---|
| Living areabigger than | 896 ft² | 9% of homes | 6% of homes |
| Lot sizebigger than | 1.2 ac | 50% of homes | 79% of homes |
| Year builtnewer than | 1985 | 36% of homes | 42% of homes |
About 17740 Irwin St Sw
When did 17740 Irwin St Sw, Rochester, WA last sell?
17740 Irwin St Sw, Rochester, WA last sold on Jun 28, 1999 for $97,900, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.
How big is 17740 Irwin St Sw, Rochester, WA?
17740 Irwin St Sw, Rochester, WA has 896 square feet of living space and a 1.20-acre lot.
When was 17740 Irwin St Sw, Rochester, WA built?
17740 Irwin St Sw, Rochester, WA was built in 1985, making it 41 years old.
What schools serve 17740 Irwin St Sw, Rochester, WA?
17740 Irwin St Sw, Rochester, WA is assigned to Rochester Middle School (middle), rated B; Rochester High School (high), rated C; Rochester Primary School (elementary). All sit in Rochester School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 17740 Irwin St Sw, Rochester, WA compare to other homes in Rochester 98579?
Among the 5,057 homes in Rochester 98579, it is bigger than 9% of them (896 ft² against a typical 1,554 ft²), its lot is bigger than 50% of them (1.2 ac against a typical 1.2 ac) and it is newer than 36% of them (1985 against a typical 1995). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 17740 Irwin St Sw, Rochester, WA?
The 2026 property tax bill for 17740 Irwin St Sw, Rochester, WA was $91. The county assessed it at $267,700.
More homes on Irwin St Sw
- 17728 Irwin St1,456 ft² · Sold $425K · Jul 2026
- 17615 Irwin St$650K3 bd · 3 ba · 2,741 ft² · Sold $650K · Dec 2025
- 17720 Irwin St1,404 ft² · Sold $400K · Aug 2025
- 17825 Irwin St$675K4 bd · 3 ba · 2,814 ft² · Sold $675K · Mar 2025
- 17844 Irwin St672 ft² · Sold $220K · Nov 2023
- 17712 Irwin St1,344 ft² · Sold Sep 2023
- 17724 Irwin St896 ft² · Sold $300K · Oct 2021
- 17905 Irwin St$697K4 bd · 3 ba · 2,743 ft² · Sold $540K · Nov 2020
- 17929 Irwin St$600K3 bd · 2 ba · 1,920 ft² · Sold $439K · Jul 2018
- 17833 Irwin St$810K3 bd · 2.5 ba · 3,007 ft² · Sold $272K · Jul 2015
- 17910 Irwin St$643K3 bd · 2 ba · 2,326 ft² · Sold $300K · Jul 2015
- 17922 Irwin St$645K4 bd · 2 ba · 2,306 ft² · Sold $230K · Jun 2012
Closest homes
- 17728 Irwin St Sw210 ft · 1,456 ft² · Sold $425K · Jul 2026
- 17820 Irwin St Sw$515K212 ft · 3 bd · 2 ba · 1,716 ft²
- 17736 Irwin St Sw248 ft · 952 ft² · Sold May 2002
- 8208 178th Ave Sw$504K303 ft · 3 bd · 2 ba · 1,568 ft² · Sold $155K · Apr 2000
- 17732 Irwin St Sw326 ft · 1,755 ft² · Sold $14K · Sep 1988
- 17724 Irwin St Sw423 ft · 896 ft² · Sold $300K · Oct 2021
- 17844 Irwin St Sw437 ft · 672 ft² · Sold $220K · Nov 2023
- 8223 178th Ave Sw$635K329 ft · 4 bd · 3 ba · 2,711 ft² · Sold $357K · Jan 2017
More homes in Rochester 98579
- 10239 185th Ave Sw740 ft² · Sold $5.3M · Sep 2026
- 19938 Old Highway 99 Sw1,152 ft² · Sold $385K · Sep 2026
- 9200 Applegate Loop Sw$550K4 bd · 2 ba · 1,920 ft² · Sold $530K · Sep 2026
- 9324 179th Ln Sw$449K3 bd · 2.5 ba · 1,518 ft² · Sold $455K · Sep 2026
- 6102 189th Loop Sw$495K3 bd · 2 ba · 1,658 ft² · Sold $495K · Sep 2026
- 7606 187th Ave Sw$500K3 bd · 2 ba · 1,466 ft² · Sold $515K · Sep 2026
- 19101 Albany St Sw$476K3 bd · 2 ba · 1,410 ft² · Sold $415K · Sep 2026
- 6119 189th Loop Sw$600K3 bd · 2 ba · 1,758 ft² · Sold $600K · Sep 2026
- 5842 137th Ave Sw$672K2 bd · 2 ba · 2,052 ft² · Sold $305K · Sep 2026
- 6536 Sw 201st Ave$575K3 bd · 2 ba · 1,759 ft² · Sold $560K · Sep 2026
- 10309 School Land Rd Sw$450K3 bd · 2 ba · 1,452 ft² · Sold $450K · Sep 2026
- 8619 180th Way Sw1,296 ft² · Sold $415K · Sep 2026
Assigned schools
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