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Single Family ResidenceResidential
$315,347$311 / 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 85How 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 $238,193 on Mar 17, 2003

18421 OLSON ST NW

ELK RIVER, MN 55330
4
Beds
4 / 1
Baths
1,014 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.
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$315K
$267K low$363K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$238,193 · Mar 17, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,162 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$461,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$124,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$337,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$464,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$461,800

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.63 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.0.2 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
CountySHERBURNE
Lot (acres)The size of the land the home sits on, from county records.0.56
ConstructionThe main material the home's frame and walls are built from.Frame (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 With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Wet barDeck · 254 ft²Porch · 104 ft²

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

E
Twin Lakes Elementary SchoolA
Elementary · Grades KG–5 · 1.3 mi
H
Elk River High SchoolA
High · Grades 9–12 · 1.9 mi
M
Salk STEM Magnet Middle SchoolB
Middle · Grades 6–8 · 2.3 mi

District: Elk River Area Isd 728

Neighborhood · ZIP 55330These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.9

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.49,987
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.465 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,701
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,035
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.31 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

18421 Olson St Nw 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 84% of homes in Elk River 55330
  • Smaller than 79% of homes in Elk River 55330
  • Has a bigger lot than 90% of homes in Trout Brook Farm
  • Newer than 68% of homes in Sherburne County

What homes are worth in Elk River 55330

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

This home
$151K$626K

This home is worth more than 51% of homes in Elk River 55330.

How it measures up in Elk River 55330

The dot is this home. The mark in the middle is the typical home in Elk River 55330.

Estimated value$315,347
CheaperTypical $311,126Pricier

Pricier than 51% of homes nearby

Price per ft²$311
CheaperTypical $227Pricier

Pricier than 84% of homes nearby

Living area1,014 ft²
SmallerTypical 1,328 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.56 ac
SmallerTypical 0.39 acBigger

Bigger than 59% of homes nearby

Year built2002
OlderTypical 2000Newer

Newer than 60% of homes nearby

How 18421 Olson St Nw ranks against every home in each area.
MeasureThis homeTrout Brook FarmElk River 55330Sherburne County
Estimated valuepricier than$315,34750% of homes51% of homes56% of homes
Price per ft²pricier than$31163% of homes84% of homes79% of homes
Living areabigger than1,014 ft²33% of homes21% of homes26% of homes
Lot sizebigger than0.56 ac90% of homes59% of homes49% of homes
Year builtnewer than200247% of homes60% of homes68% of homes

About 18421 Olson St Nw

How much is 18421 Olson St Nw, Elk River, MN worth?

The TopHap Estimate for 18421 Olson St Nw, Elk River, MN is $315,347 as of Aug 30, 2026. The likely range is $267,235 to $363,459. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18421 Olson St Nw, Elk River, MN last sell?

18421 Olson St Nw, Elk River, MN last sold on Mar 17, 2003 for $238,193, according to the county's recorded deed.

How big is 18421 Olson St Nw, Elk River, MN?

18421 Olson St Nw, Elk River, MN has 4 bedrooms, 4 bathrooms, 1,014 square feet of living space and a 0.56-acre lot.

When was 18421 Olson St Nw, Elk River, MN built?

18421 Olson St Nw, Elk River, MN was built in 2002, making it 24 years old. The building has 2 stories.

What schools serve 18421 Olson St Nw, Elk River, MN?

18421 Olson St Nw, Elk River, MN is assigned to Twin Lakes Elementary School (elementary), rated A; Elk River High School (high), rated A; Salk STEM Magnet Middle School (middle), rated B. All sit in Elk River Area Isd 728. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18421 Olson St Nw, Elk River, MN compare to other homes in Elk River 55330?

Among the 16,054 homes in Elk River 55330, it is worth more than 51% of them ($315,347 against a typical $311,126), its price per square foot is higher than 84% of them ($311 against a typical $227), it is bigger than 21% of them (1,014 ft² against a typical 1,328 ft²), its lot is bigger than 59% of them (0.56 ac against a typical 0.39 ac) and it is newer than 60% of them (2002 against a typical 2000). Measured against all of Sherburne County, it is worth more than 56% 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 18421 Olson St Nw, Elk River, MN?

The 2025 property tax bill for 18421 Olson St Nw, Elk River, MN was $6,162. The county assessed it at $461,800.

More homes on Olson St Nw

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