Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$331,533$169 / 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 96How 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
Last sold for $172,000 on May 17, 2016

4021 MARY LN NW

ROCHESTER, MN 55901
5
Beds
3
Baths
1,963 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.
1977
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$332K
$317K low$346K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$172,000 · May 17, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,838 (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.$347,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$284,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$344,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$361,300

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
44
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 Residence
CountyOLMSTED
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.2005
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Wood (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.Central
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.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 · 124 ft²Patio · 252 ft²Porch · 244 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.

Foreclosure Filings(1)

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

E
Gage Elementary SchoolD+
Elementary · Grades PK–5 · 0.1 mi
M
John Adams Middle SchoolC
Middle · Grades 6–8 · 0.6 mi
H
John Marshall High SchoolC
High · Grades 9–12 · 2.0 mi

District: Rochester Public School District

Neighborhood · ZIP 55901These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.56,778
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,894 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,004
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,974
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

Owner Tools

Do you own this home?
Claim this home

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

4021 Mary Ln 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.

  • Worth more than 66% of homes in Rochester 55901
  • Costs less per square foot than 80% of homes in Rochester 55901
  • Bigger than 83% of homes in Rochester 55901
  • Has a bigger lot than 67% of homes in Rochester 55901
  • Older than 68% of homes in Rochester 55901

What homes are worth in Rochester 55901

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

This home
$102K$650K

This home is worth more than 66% of homes in Rochester 55901.

How it measures up in Rochester 55901

The dot is this home. The mark in the middle is the typical home in Rochester 55901.

Estimated value$331,533
CheaperTypical $282,614Pricier

Pricier than 66% of homes nearby

Price per ft²$169
CheaperTypical $220Pricier

Pricier than 20% of homes nearby

Living area1,963 ft²
SmallerTypical 1,230 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.22 ac
SmallerTypical 0.19 acBigger

Bigger than 67% of homes nearby

Year built1977
OlderTypical 1990Newer

Newer than 32% of homes nearby

How 4021 Mary Ln Nw ranks against every home in each area.
MeasureThis homeRochester 55901Olmsted County
Estimated valuepricier than$331,53366% of homes59% of homes
Price per ft²pricier than$16920% of homes23% of homes
Living areabigger than1,963 ft²83% of homes77% of homes
Lot sizebigger than0.22 ac67% of homes51% of homes
Year builtnewer than197732% of homes38% of homes

About 4021 Mary Ln Nw

How much is 4021 Mary Ln Nw, Rochester, MN worth?

The TopHap Estimate for 4021 Mary Ln Nw, Rochester, MN is $331,533 as of Oct 21, 2026. The likely range is $316,662 to $346,404. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4021 Mary Ln Nw, Rochester, MN last sell?

4021 Mary Ln Nw, Rochester, MN last sold on May 17, 2016 for $172,000, according to the county's recorded deed.

How big is 4021 Mary Ln Nw, Rochester, MN?

4021 Mary Ln Nw, Rochester, MN has 5 bedrooms, 3 bathrooms, 1,963 square feet of living space and a 0.22-acre lot.

When was 4021 Mary Ln Nw, Rochester, MN built?

4021 Mary Ln Nw, Rochester, MN was built in 1977, making it 49 years old. The building has 2 stories.

What schools serve 4021 Mary Ln Nw, Rochester, MN?

4021 Mary Ln Nw, Rochester, MN is assigned to Gage Elementary School (elementary), rated D+; John Adams Middle School (middle), rated C; John Marshall High School (high), rated C. All sit in Rochester Public School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4021 Mary Ln Nw, Rochester, MN compare to other homes in Rochester 55901?

Among the 19,084 homes in Rochester 55901, it is worth more than 66% of them ($331,533 against a typical $282,614), its price per square foot is higher than 20% of them ($169 against a typical $220), it is bigger than 83% of them (1,963 ft² against a typical 1,230 ft²), its lot is bigger than 67% of them (0.22 ac against a typical 0.19 ac) and it is newer than 32% of them (1977 against a typical 1990). Measured against all of Olmsted County, it is worth more than 59% 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 4021 Mary Ln Nw, Rochester, MN?

The 2026 property tax bill for 4021 Mary Ln Nw, Rochester, MN was $4,838. The county assessed it at $347,300.

More homes on Mary Ln Nw

Closest homes

More homes in Rochester 55901

Assigned schools

Explore the area

See this home in context

Open 4021 Mary Ln Nw on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map