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Single Family ResidenceResidential
$441,711$303 / 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 90How 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

604 1ST ST SW

ROCK ISLAND, WA 98850
3
Beds
1
Baths
1,456 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$442K
$399K low$484K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,511 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$301,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$251,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$301,600

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.Ranch
CountyDOUGLAS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
Lot (acres)The size of the land the home sits on, from county records.0.20
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Rock Island Elementary SchoolD
Elementary · Grades KG–6 · 0.4 mi
H
Eastmont High SchoolC
High · Grades 10–12 · 6.4 mi
M
Eastmont Junior High SchoolD
Middle · Grades 7–9 · 6.6 mi

District: Eastmont School District

Neighborhood · ZIP 98850These 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.177
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.1,100
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.48 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,918
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,803
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.8 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

604 1st 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.

  • Worth less than 66% of homes in Rock Island 98850
  • Costs less per square foot than 71% of homes in Rock Island 98850
  • Has a smaller lot than 72% of homes in Douglas County
  • Older than 73% of homes in Rock Island 98850

What homes are worth in Rock Island 98850

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

This home
$224K$1.4M

This home is worth more than 34% of homes in Rock Island 98850.

How it measures up in Rock Island 98850

The dot is this home. The mark in the middle is the typical home in Rock Island 98850.

Estimated value$441,711
CheaperTypical $475,592Pricier

Pricier than 34% of homes nearby

Price per ft²$303
CheaperTypical $341Pricier

Pricier than 29% of homes nearby

Living area1,456 ft²
SmallerTypical 1,376 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.2 ac
SmallerTypical 0.23 acBigger

Bigger than 38% of homes nearby

Year built1976
OlderTypical 1993Newer

Newer than 27% of homes nearby

How 604 1st St Sw ranks against every home in each area.
MeasureThis homeRock Island 98850Douglas County
Estimated valuepricier than$441,71134% of homes39% of homes
Price per ft²pricier than$30329% of homes45% of homes
Living areabigger than1,456 ft²57% of homes46% of homes
Lot sizebigger than0.2 ac38% of homes28% of homes
Year builtnewer than197627% of homes35% of homes

About 604 1st St Sw

How much is 604 1st St Sw, Rock Island, WA worth?

The TopHap Estimate for 604 1st St Sw, Rock Island, WA is $441,711 as of Sep 24, 2026. The likely range is $398,999 to $484,423. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 604 1st St Sw, Rock Island, WA last sell?

604 1st St Sw, Rock Island, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 604 1st St Sw, Rock Island, WA?

604 1st St Sw, Rock Island, WA has 3 bedrooms, 1 bathrooms, 1,456 square feet of living space and a 0.20-acre lot.

When was 604 1st St Sw, Rock Island, WA built?

604 1st St Sw, Rock Island, WA was built in 1976, making it 50 years old. It is a ranch home. The building has 1 story.

What schools serve 604 1st St Sw, Rock Island, WA?

604 1st St Sw, Rock Island, WA is assigned to Rock Island Elementary School (elementary), rated D; Eastmont High School (high), rated C; Eastmont Junior High School (middle), rated D. All sit in Eastmont School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 604 1st St Sw, Rock Island, WA compare to other homes in Rock Island 98850?

Among the 737 homes in Rock Island 98850, it is worth more than 34% of them ($441,711 against a typical $475,592), its price per square foot is higher than 29% of them ($303 against a typical $341), it is bigger than 57% of them (1,456 ft² against a typical 1,376 ft²), its lot is bigger than 38% of them (0.2 ac against a typical 0.23 ac) and it is newer than 27% of them (1976 against a typical 1993). Measured against all of Douglas County, it is worth more than 39% 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 604 1st St Sw, Rock Island, WA?

The 2024 property tax bill for 604 1st St Sw, Rock Island, WA was $2,511. The county assessed it at $301,600.

More homes on 1st St Sw

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