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Single Family ResidenceResidential
$566,611$641 / 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 86How 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 $800,000 on Mar 15, 2022

170 ALDER DR

SEDRO WOOLLEY, WA 98284
2
Beds
2
Baths
884 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$567K
$485K low$648K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$800,000 · Mar 15, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,831 (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.$528,594 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$317,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$211,034
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$528,594

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.55
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
48
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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
CountyWhatcom
Lot (acres)The size of the land the home sits on, from county records.0.22
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.Metal
HeatingThe type of heating system in the home.Forced Air
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.Deck · 334 ft²

Transaction History(1)

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
Acme Elementary SchoolD+
Elementary · Grades KG–6 · 7.4 mi
M
Mount Baker Junior High SchoolD-
Middle · Grades 7–8 · 13.3 mi
H
Mount Baker Senior High SchoolC+
High · Grades 9–12 · 13.3 mi

District: Mount Baker 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

170 Alder Dr 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.

  • Costs more per square foot than 98% of homes in Sedro Woolley 98284
  • Smaller than 88% of homes in Sedro Woolley 98284

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
$323K$1.2M

This home is worth more than 61% 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$566,611
CheaperTypical $524,981Pricier

Pricier than 61% of homes nearby

Price per ft²$641
CheaperTypical $364Pricier

Pricier than 98% of homes nearby

Living area884 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.22 ac
SmallerTypical 0.3 acBigger

Bigger than 36% of homes nearby

Year built1995
OlderTypical 1989Newer

Newer than 64% of homes nearby

How 170 Alder Dr ranks against every home in each area.
MeasureThis homeSedro Woolley 98284Whatcom County
Estimated valuepricier than$566,61161% of homes42% of homes
Price per ft²pricier than$64198% of homes94% of homes
Living areabigger than884 ft²12% of homes14% of homes
Lot sizebigger than0.22 ac36% of homes45% of homes
Year builtnewer than199564% of homes62% of homes

About 170 Alder Dr

How much is 170 Alder Dr, Sedro Woolley, WA worth?

The TopHap Estimate for 170 Alder Dr, Sedro Woolley, WA is $566,611 as of Sep 24, 2026. The likely range is $484,728 to $648,494. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 170 Alder Dr, Sedro Woolley, WA last sell?

170 Alder Dr, Sedro Woolley, WA last sold on Mar 15, 2022 for $800,000, according to the county's recorded deed.

How big is 170 Alder Dr, Sedro Woolley, WA?

170 Alder Dr, Sedro Woolley, WA has 2 bedrooms, 2 bathrooms, 884 square feet of living space and a 0.22-acre lot.

When was 170 Alder Dr, Sedro Woolley, WA built?

170 Alder Dr, Sedro Woolley, WA was built in 1995, making it 31 years old. The building has 1 story.

What schools serve 170 Alder Dr, Sedro Woolley, WA?

170 Alder Dr, Sedro Woolley, WA is assigned to Acme Elementary School (elementary), rated D+; Mount Baker Junior High School (middle), rated D-; Mount Baker Senior High School (high), rated C+. All sit in Mount Baker School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 170 Alder Dr, Sedro Woolley, WA compare to other homes in Sedro Woolley 98284?

Among the 9,690 homes in Sedro Woolley 98284, it is worth more than 61% of them ($566,611 against a typical $524,981), its price per square foot is higher than 98% of them ($641 against a typical $364), it is bigger than 12% of them (884 ft² against a typical 1,456 ft²), its lot is bigger than 36% of them (0.22 ac against a typical 0.3 ac) and it is newer than 64% of them (1995 against a typical 1989). Measured against all of Whatcom County, it is worth more than 42% 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 170 Alder Dr, Sedro Woolley, WA?

The 2024 property tax bill for 170 Alder Dr, Sedro Woolley, WA was $3,831. The county assessed it at $528,594.

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