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Single Family ResidenceResidential
$400,117$349 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $109,900 on May 16, 2001

18023 IRIS PL SW

ROCHESTER, WA 98579
3
Beds
2 / 1
Baths
1,145 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.
0.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$400K
$371K low$429K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,900 · May 16, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5 (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.$354,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$131,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$223,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$294,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$354,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyThurston
Lot (acres)The size of the land the home sits on, from county records.0.37
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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.Porch · 156 ft²

Transaction History(2)

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.

H
Rochester High SchoolC
High · Grades 9–12 · 3.9 mi
E
Rochester Primary School
Elementary · Grades PK–2 · 4.0 mi
M
Rochester Middle SchoolB
Middle · Grades 6–8 · 5.7 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%

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Data 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

18023 Iris Pl 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.

  • Worth less than 89% of homes in Thurston County
  • Costs more per square foot than 75% of homes in Thurston County
  • Smaller than 86% of homes in Thurston County
  • Has a smaller lot than 91% of homes in Rochester 98579
  • Newer than 66% of homes in Thurston County

What homes are worth in Rochester 98579

Each bar is how many homes fall in that price range. The marker is this home.

This home
$273K$997K

This home is worth more than 15% of homes in Rochester 98579.

How it measures up in Rochester 98579

The dot is this home. The mark in the middle is the typical home in Rochester 98579.

Estimated value$400,117
CheaperTypical $522,745Pricier

Pricier than 15% of homes nearby

Price per ft²$349
CheaperTypical $323Pricier

Pricier than 71% of homes nearby

Living area1,145 ft²
SmallerTypical 1,544 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.37 ac
SmallerTypical 1.2 acBigger

Bigger than 9% of homes nearby

Year built1999
OlderTypical 1994Newer

Newer than 65% of homes nearby

How 18023 Iris Pl Sw ranks against every home in each area.
MeasureThis homeRochester 98579Thurston County
Estimated valuepricier than$400,11715% of homes11% of homes
Price per ft²pricier than$34971% of homes75% of homes
Living areabigger than1,145 ft²19% of homes14% of homes
Lot sizebigger than0.37 ac9% of homes62% of homes
Year builtnewer than199965% of homes66% of homes

About 18023 Iris Pl Sw

How much is 18023 Iris Pl Sw, Rochester, WA worth?

The TopHap Estimate for 18023 Iris Pl Sw, Rochester, WA is $400,117 as of Sep 24, 2026. The likely range is $370,766 to $429,468. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18023 Iris Pl Sw, Rochester, WA last sell?

18023 Iris Pl Sw, Rochester, WA last sold on May 16, 2001 for $109,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 18023 Iris Pl Sw, Rochester, WA?

18023 Iris Pl Sw, Rochester, WA has 3 bedrooms, 2 bathrooms, 1,145 square feet of living space and a 0.37-acre lot.

When was 18023 Iris Pl Sw, Rochester, WA built?

18023 Iris Pl Sw, Rochester, WA was built in 1999, making it 27 years old. It is a split level home. The building has 2 stories.

What schools serve 18023 Iris Pl Sw, Rochester, WA?

18023 Iris Pl Sw, Rochester, WA is assigned to Rochester High School (high), rated C; Rochester Primary School (elementary); Rochester Middle School (middle), rated B. All sit in Rochester School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18023 Iris Pl Sw, Rochester, WA compare to other homes in Rochester 98579?

Among the 5,058 homes in Rochester 98579, it is worth more than 15% of them ($400,117 against a typical $522,745), its price per square foot is higher than 71% of them ($349 against a typical $323), it is bigger than 19% of them (1,145 ft² against a typical 1,544 ft²), its lot is bigger than 9% of them (0.37 ac against a typical 1.2 ac) and it is newer than 65% of them (1999 against a typical 1994). Measured against all of Thurston County, it is worth more than 11% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 18023 Iris Pl Sw, Rochester, WA?

The 2026 property tax bill for 18023 Iris Pl Sw, Rochester, WA was $5. The county assessed it at $354,700.

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