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Single Family ResidenceResidential
$482,582$310 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

521 FIDALGO ST

SEDRO WOOLLEY, WA 98284
3
Beds
1
Baths
1,558 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1915
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$483K
$459K low$506K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,736 (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.$413,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$163,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$250,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$404,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$413,400

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.27 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountySkagit
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.2001
Lot (acres)The size of the land the home sits on, from county records.0.11
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.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 772 ft²Shed · 80 ft²Patio · 827 ft²Porch · 196 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.

Foreclosure Filings(4)

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

E
Central Elementary SchoolC
Elementary · Grades KG–6 · 0.2 mi
H
Sedro-Woolley High SchoolC
High · Grades 9–12 · 0.3 mi
M
Cascade Middle SchoolD+
Middle · Grades 7–8 · 1.1 mi

District: Sedro-Woolley School District

Neighborhood · ZIP 98284These 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.99
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.204

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.29,610
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.91 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,495
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,499
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.107 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

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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

521 Fidalgo 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 76% of homes in Skagit County
  • Costs less per square foot than 75% of homes in Skagit County
  • Has a smaller lot than 88% of homes in Sedro Woolley 98284
  • Older than 94% of homes in Skagit County

What homes are worth in Sedro Woolley 98284

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

This home
$326K$1.3M

This home is worth more than 38% of homes in Sedro Woolley 98284.

How it measures up in Sedro Woolley 98284

The dot is this home. The mark in the middle is the typical home in Sedro Woolley 98284.

Estimated value$482,582
CheaperTypical $518,831Pricier

Pricier than 38% of homes nearby

Price per ft²$310
CheaperTypical $354Pricier

Pricier than 30% of homes nearby

Living area1,558 ft²
SmallerTypical 1,492 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.11 ac
SmallerTypical 0.31 acBigger

Bigger than 12% of homes nearby

Year built1915
OlderTypical 1989Newer

Newer than 7% of homes nearby

How 521 Fidalgo St ranks against every home in each area.
MeasureThis homeSedro Woolley 98284Skagit County
Estimated valuepricier than$482,58238% of homes24% of homes
Price per ft²pricier than$31030% of homes25% of homes
Living areabigger than1,558 ft²55% of homes47% of homes
Lot sizebigger than0.11 ac12% of homes12% of homes
Year builtnewer than19157% of homes6% of homes

About 521 Fidalgo St

How much is 521 Fidalgo St, Sedro Woolley, WA worth?

The TopHap Estimate for 521 Fidalgo St, Sedro Woolley, WA is $482,582 as of Oct 21, 2026. The likely range is $459,017 to $506,147. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Fidalgo St, Sedro Woolley, WA last sell?

521 Fidalgo St, Sedro Woolley, WA last sold on May 7, 2015, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 521 Fidalgo St, Sedro Woolley, WA?

521 Fidalgo St, Sedro Woolley, WA has 3 bedrooms, 1 bathrooms, 1,558 square feet of living space and a 0.11-acre lot.

When was 521 Fidalgo St, Sedro Woolley, WA built?

521 Fidalgo St, Sedro Woolley, WA was built in 1915, making it 111 years old. The building has 2 stories.

What schools serve 521 Fidalgo St, Sedro Woolley, WA?

521 Fidalgo St, Sedro Woolley, WA is assigned to Central Elementary School (elementary), rated C; Sedro-Woolley High School (high), rated C; Cascade Middle School (middle), rated D+. All sit in Sedro-Woolley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Fidalgo St, Sedro Woolley, WA compare to other homes in Sedro Woolley 98284?

Among the 9,909 homes in Sedro Woolley 98284, it is worth more than 38% of them ($482,582 against a typical $518,831), its price per square foot is higher than 30% of them ($310 against a typical $354), it is bigger than 55% of them (1,558 ft² against a typical 1,492 ft²), its lot is bigger than 12% of them (0.11 ac against a typical 0.31 ac) and it is newer than 7% of them (1915 against a typical 1989). Measured against all of Skagit County, it is worth more than 24% 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 521 Fidalgo St, Sedro Woolley, WA?

The 2026 property tax bill for 521 Fidalgo St, Sedro Woolley, WA was $3,736. The county assessed it at $413,400.

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