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Single Family ResidentialResidential
$240,205$181 / 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 97How 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

820 MILL ST W

CANNON FALLS, MN 55009
4
Beds
1
Baths
1,326 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$240K
$234K low$247K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,765 (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.$259,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$66,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$227,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$259,600

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.35
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
8
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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 Residential
CountyGOODHUE
Lot (acres)The size of the land the home sits on, from county records.0.18
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.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
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 · 192 ft²Patio · 192 ft²Porch · 72 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
Cannon Falls Middle / High SchoolA-
Middle · Grades 6–12 · 1.1 mi
E
Cannon Falls Elementary SchoolC+
Elementary · Grades KG–5 · 1.4 mi

District: Cannon Falls Public School District

Neighborhood · ZIP 55009These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.8,229
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.65 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,161
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,076
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

820 Mill St W 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 70% of homes in Cannon Falls 55009
  • Has a smaller lot than 90% of homes in Cannon Falls 55009
  • Older than 92% of homes in Cannon Falls 55009

What homes are worth in Cannon Falls 55009

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

This home
$115K$827K

This home is worth more than 30% of homes in Cannon Falls 55009.

How it measures up in Cannon Falls 55009

The dot is this home. The mark in the middle is the typical home in Cannon Falls 55009.

Estimated value$240,205
CheaperTypical $295,802Pricier

Pricier than 30% of homes nearby

Price per ft²$181
CheaperTypical $195Pricier

Pricier than 42% of homes nearby

Living area1,326 ft²
SmallerTypical 1,486 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.18 ac
SmallerTypical 0.59 acBigger

Bigger than 10% of homes nearby

Year built1890
OlderTypical 1978Newer

Newer than 8% of homes nearby

How 820 Mill St W ranks against every home in each area.
MeasureThis homeCannon Falls 55009Goodhue County
Estimated valuepricier than$240,20530% of homes41% of homes
Price per ft²pricier than$18142% of homes49% of homes
Living areabigger than1,326 ft²38% of homes41% of homes
Lot sizebigger than0.18 ac10% of homes19% of homes
Year builtnewer than18908% of homes9% of homes

About 820 Mill St W

How much is 820 Mill St W, Cannon Falls, MN worth?

The TopHap Estimate for 820 Mill St W, Cannon Falls, MN is $240,205 as of Aug 30, 2026. The likely range is $233,529 to $246,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 820 Mill St W, Cannon Falls, MN last sell?

820 Mill St W, Cannon Falls, MN last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 820 Mill St W, Cannon Falls, MN?

820 Mill St W, Cannon Falls, MN has 4 bedrooms, 1 bathrooms, 1,326 square feet of living space and a 0.18-acre lot.

When was 820 Mill St W, Cannon Falls, MN built?

820 Mill St W, Cannon Falls, MN was built in 1890, making it 136 years old. The building has 1 story.

What schools serve 820 Mill St W, Cannon Falls, MN?

820 Mill St W, Cannon Falls, MN is assigned to Cannon Falls Middle / High School (middle), rated A-; Cannon Falls Elementary School (elementary), rated C+. All sit in Cannon Falls Public School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 820 Mill St W, Cannon Falls, MN compare to other homes in Cannon Falls 55009?

Among the 3,681 homes in Cannon Falls 55009, it is worth more than 30% of them ($240,205 against a typical $295,802), its price per square foot is higher than 42% of them ($181 against a typical $195), it is bigger than 38% of them (1,326 ft² against a typical 1,486 ft²), its lot is bigger than 10% of them (0.18 ac against a typical 0.59 ac) and it is newer than 8% of them (1890 against a typical 1978). Measured against all of Goodhue County, it is worth more than 41% 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 820 Mill St W, Cannon Falls, MN?

The 2026 property tax bill for 820 Mill St W, Cannon Falls, MN was $3,765. The county assessed it at $259,600.

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