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Single Family ResidenceResidential
$531,469$681 / 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 Aug 30, 2026
Last sold for $530,000 on Nov 6, 2025

3618 S CHARLESTOWN ST

SEATTLE, WA 98144
2
Beds
1
Baths
780 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.
4,080 ft²
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$531K
$476K low$587K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$530,000 · Nov 6, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,688 (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.$713,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$712,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$713,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.14 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.09
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 160 ft²

Transaction History(3)

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.

E
John Muir Elementary SchoolC-
Elementary · Grades PK–5 · 0.3 mi
H
Franklin High SchoolC
High · Grades 9–12 · 0.5 mi
M
Washington Middle SchoolA-
Middle · Grades 6–8 · 2.1 mi

District: Seattle School District

Neighborhood · ZIP 98144These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.310

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.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.30,242
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,774 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,497
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,101
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

Owner Tools

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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

3618 S Charlestown St 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 96% of homes in Mount Baker
  • Costs more per square foot than 88% of homes in Seattle 98144
  • Smaller than 98% of homes in Mount Baker
  • Has a smaller lot than 88% of homes in King County
  • Older than 94% of homes in King County

What homes are worth in Seattle 98144

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

This home
$302K$2.5M

This home is worth more than 12% of homes in Seattle 98144.

How it measures up in Seattle 98144

The dot is this home. The mark in the middle is the typical home in Seattle 98144.

Estimated value$531,469
CheaperTypical $780,000Pricier

Pricier than 12% of homes nearby

Price per ft²$681
CheaperTypical $508Pricier

Pricier than 88% of homes nearby

Living area780 ft²
SmallerTypical 1,610 ft²Bigger

Bigger than 5% of homes nearby

Lot size4,080 ft²
SmallerTypical 4,095 ft²Bigger

Bigger than 49% of homes nearby

Year built1919
OlderTypical 1961Newer

Newer than 24% of homes nearby

How 3618 S Charlestown St ranks against every home in each area.
MeasureThis homeMount BakerSeattle 98144King County
Estimated valuepricier than$531,4694% of homes12% of homes18% of homes
Price per ft²pricier than$68183% of homes88% of homes84% of homes
Living areabigger than780 ft²2% of homes5% of homes5% of homes
Lot sizebigger than4,080 ft²28% of homes49% of homes12% of homes
Year builtnewer than191932% of homes24% of homes6% of homes

About 3618 S Charlestown St

How much is 3618 S Charlestown St, Seattle, WA worth?

The TopHap Estimate for 3618 S Charlestown St, Seattle, WA is $531,469 as of Aug 30, 2026. The likely range is $476,305 to $586,633. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3618 S Charlestown St, Seattle, WA last sell?

3618 S Charlestown St, Seattle, WA last sold on Nov 6, 2025 for $530,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3618 S Charlestown St, Seattle, WA?

3618 S Charlestown St, Seattle, WA has 2 bedrooms, 1 bathrooms, 780 square feet of living space and a 0.09-acre lot.

When was 3618 S Charlestown St, Seattle, WA built?

3618 S Charlestown St, Seattle, WA was built in 1919, making it 107 years old. The building has 1 story.

What schools serve 3618 S Charlestown St, Seattle, WA?

3618 S Charlestown St, Seattle, WA is assigned to John Muir Elementary School (elementary), rated C-; Franklin High School (high), rated C; Washington Middle School (middle), rated A-. All sit in Seattle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3618 S Charlestown St, Seattle, WA compare to other homes in Seattle 98144?

Among the 9,847 homes in Seattle 98144, it is worth more than 12% of them ($531,469 against a typical $780,000), its price per square foot is higher than 88% of them ($681 against a typical $508), it is bigger than 5% of them (780 ft² against a typical 1,610 ft²), its lot is bigger than 49% of them (4,080 ft² against a typical 4,095 ft²) and it is newer than 24% of them (1919 against a typical 1961). Measured against all of King County, it is worth more than 18% 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 3618 S Charlestown St, Seattle, WA?

The 2026 property tax bill for 3618 S Charlestown St, Seattle, WA was $7,688. The county assessed it at $713,000.

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