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Single Family ResidenceResidential
$621,381$761 / 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 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026

21431 HIGH ROCK RD

MONROE, WA 98272
2
Beds
1
Baths
816 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.
5 ac
Lot SizeThe size of the land the home sits on, from county records.
1868
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$621K
$510K low$733K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$621,381
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$497,105

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,603 (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.$542,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$440,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$101,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$497,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$542,100

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.20
43
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
28
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
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.58 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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
CountySNOHOMISH
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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, Detached
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 · 128 ft²Patio · 128 ft²Porch · 128 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.

M
Park Place Middle SchoolB-
Middle · Grades 6–8 · 3.5 mi
H
Monroe High SchoolB-
High · Grades 9–12 · 3.6 mi
E
Frank Wagner Elementary SchoolC+
Elementary · Grades KG–5 · 3.6 mi

District: Monroe School District

Neighborhood · ZIP 98272These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.238

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
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.29,567
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.273 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,540
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,203
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.71 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

21431 High Rock Rd 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.

  • Among the highest price per square foot in Monroe 98272
  • Smaller than 98% of homes in Monroe 98272
  • Has a bigger lot than 91% of homes in Snohomish County
  • Among the oldest homes in Monroe 98272

What homes are worth in Monroe 98272

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

This home
$309K$1.4M

This home is worth more than 41% of homes in Monroe 98272.

How it measures up in Monroe 98272

The dot is this home. The mark in the middle is the typical home in Monroe 98272.

Estimated value$621,381
CheaperTypical $666,199Pricier

Pricier than 41% of homes nearby

Price per ft²$761
CheaperTypical $358Pricier

Pricier than almost all homes nearby

Living area816 ft²
SmallerTypical 1,814 ft²Bigger

Bigger than 2% of homes nearby

Lot size5 ac
SmallerTypical 0.27 acBigger

Bigger than 90% of homes nearby

Year built1868
OlderTypical 1996Newer

Older than almost all homes nearby

How 21431 High Rock Rd ranks against every home in each area.
MeasureThis homeMonroe 98272Snohomish County
Estimated valuepricier than$621,38141% of homes39% of homes
Price per ft²pricier than$761almost all homesalmost all homes
Living areabigger than816 ft²2% of homes4% of homes
Lot sizebigger than5 ac90% of homes91% of homes
Year builtnewer than1868almost no homesalmost no homes

About 21431 High Rock Rd

How much is 21431 High Rock Rd, Monroe, WA worth?

The TopHap Estimate for 21431 High Rock Rd, Monroe, WA is $621,381 as of Jun 23, 2026. The likely range is $509,532 to $733,229. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21431 High Rock Rd, Monroe, WA last sell?

21431 High Rock Rd, Monroe, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21431 High Rock Rd, Monroe, WA?

21431 High Rock Rd, Monroe, WA has 2 bedrooms, 1 bathrooms and 816 square feet of living space.

When was 21431 High Rock Rd, Monroe, WA built?

21431 High Rock Rd, Monroe, WA was built in 1868, making it 158 years old. The building has 1 story.

What schools serve 21431 High Rock Rd, Monroe, WA?

21431 High Rock Rd, Monroe, WA is assigned to Park Place Middle School (middle), rated B-; Monroe High School (high), rated B-; Frank Wagner Elementary School (elementary), rated C+. All sit in Monroe School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21431 High Rock Rd, Monroe, WA compare to other homes in Monroe 98272?

Among the 9,540 homes in Monroe 98272, it is worth more than 41% of them ($621,381 against a typical $666,199), its price per square foot is higher than almost all of them ($761 against a typical $358), it is bigger than 2% of them (816 ft² against a typical 1,814 ft²), its lot is bigger than 90% of them (5 ac against a typical 0.27 ac) and it is newer than almost none of them (1868 against a typical 1996). Measured against all of Snohomish 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 21431 High Rock Rd, Monroe, WA?

The 2026 property tax bill for 21431 High Rock Rd, Monroe, WA was $1,603. The county assessed it at $542,100.

Closest homes

More homes in Monroe 98272

Assigned schools

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