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Single Family ResidenceResidential
$270,342$153 / 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 95How 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 $159,250 on May 4, 1999

321 S WALNUT CT

MASON, MI 48854
3
Beds
2 / 1
Baths
1,765 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$270K
$256K low$285K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$159,250 · May 4, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,087 (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.$149,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,930
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$114,670
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$144,430
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$299,200

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.19 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.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
CountyINGHAM
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 1,268 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
Steele Street Elementary SchoolB
Elementary · Grades PK–5 · 1.1 mi
H
Mason High SchoolB-
High · Grades 9–12 · 1.2 mi
M
Mason Middle SchoolB
Middle · Grades 6–8 · 1.6 mi

District: Mason Public Schools

Neighborhood · ZIP 48854These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.22,123
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.198 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,329
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,956
Average tempThe average temperature here across a full year.48°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.51%

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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

321 S Walnut Ct 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 65% of homes in Ingham County
  • Costs less per square foot than 74% of homes in Mason 48854
  • Bigger than 72% of homes in Ingham County
  • Has a smaller lot than 77% of homes in Mason 48854
  • Newer than 73% of homes in Ingham County

What homes are worth in Mason 48854

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

This home
$42K$625K

This home is worth more than 49% of homes in Mason 48854.

How it measures up in Mason 48854

The dot is this home. The mark in the middle is the typical home in Mason 48854.

Estimated value$270,342
CheaperTypical $271,097Pricier

Pricier than 49% of homes nearby

Price per ft²$153
CheaperTypical $178Pricier

Pricier than 26% of homes nearby

Living area1,765 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 62% of homes nearby

Lot size0.23 ac
SmallerTypical 1 acBigger

Bigger than 23% of homes nearby

Year built1979
OlderTypical 1977Newer

Newer than 54% of homes nearby

How 321 S Walnut Ct ranks against every home in each area.
MeasureThis homeMason 48854Ingham County
Estimated valuepricier than$270,34249% of homes65% of homes
Price per ft²pricier than$15326% of homes47% of homes
Living areabigger than1,765 ft²62% of homes72% of homes
Lot sizebigger than0.23 ac23% of homes48% of homes
Year builtnewer than197954% of homes73% of homes

About 321 S Walnut Ct

How much is 321 S Walnut Ct, Mason, MI worth?

The TopHap Estimate for 321 S Walnut Ct, Mason, MI is $270,342 as of Sep 24, 2026. The likely range is $256,073 to $284,611. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 S Walnut Ct, Mason, MI last sell?

321 S Walnut Ct, Mason, MI last sold on May 4, 1999 for $159,250, according to the county's recorded deed.

How big is 321 S Walnut Ct, Mason, MI?

321 S Walnut Ct, Mason, MI has 3 bedrooms, 2 bathrooms, 1,765 square feet of living space and a 0.23-acre lot.

When was 321 S Walnut Ct, Mason, MI built?

321 S Walnut Ct, Mason, MI was built in 1979, making it 47 years old. The building has 1 story.

What schools serve 321 S Walnut Ct, Mason, MI?

321 S Walnut Ct, Mason, MI is assigned to Steele Street Elementary School (elementary), rated B; Mason High School (high), rated B-; Mason Middle School (middle), rated B. All sit in Mason Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 S Walnut Ct, Mason, MI compare to other homes in Mason 48854?

Among the 7,232 homes in Mason 48854, it is worth more than 49% of them ($270,342 against a typical $271,097), its price per square foot is higher than 26% of them ($153 against a typical $178), it is bigger than 62% of them (1,765 ft² against a typical 1,584 ft²), its lot is bigger than 23% of them (0.23 ac against a typical 1 ac) and it is newer than 54% of them (1979 against a typical 1977). Measured against all of Ingham County, it is worth more than 65% 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 321 S Walnut Ct, Mason, MI?

The 2025 property tax bill for 321 S Walnut Ct, Mason, MI was $5,087. The county assessed it at $149,600.

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