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Single Family ResidenceResidential
$81,585$85 / 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 71How 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

16735 MASON ST

UNION, MI 49130
1.5
Baths
960 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.
1.07 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.

Valuation

$82K
$58K low$105K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$600 (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.$39,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$79,400

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
75
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
41
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
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyCASS
Lot (acres)The size of the land the home sits on, from county records.1.07
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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.

H
Constantine High SchoolC
High · Grades 9–12 · 11.8 mi
M
Constantine Middle SchoolC+
Middle · Grades 6–8 · 11.9 mi
E
Eastside Elementary School
Elementary · Grades PK–2 · 12.2 mi

District: Constantine Public School District

Neighborhood · ZIP 49130These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.81%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.1,203
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.98 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,776
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,362
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.46%

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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

16735 Mason St 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 97% of homes in Union 49130
  • Costs less per square foot than 94% of homes in Union 49130
  • Smaller than 87% of homes in Union 49130
  • Has a bigger lot than 73% of homes in Union 49130

What homes are worth in Union 49130

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

This home
$72K$1.2M

This home is worth more than 3% of homes in Union 49130.

How it measures up in Union 49130

The dot is this home. The mark in the middle is the typical home in Union 49130.

Estimated value$81,585
CheaperTypical $374,451Pricier

Pricier than 3% of homes nearby

Price per ft²$85
CheaperTypical $272Pricier

Pricier than 6% of homes nearby

Living area960 ft²
SmallerTypical 1,444 ft²Bigger

Bigger than 13% of homes nearby

Lot size1.07 ac
SmallerTypical 0.51 acBigger

Bigger than 73% of homes nearby

Year built1972
OlderTypical 1971Newer

Newer than 54% of homes nearby

How 16735 Mason St ranks against every home in each area.
MeasureThis homeUnion 49130Cass County
Estimated valuepricier than$81,5853% of homes6% of homes
Price per ft²pricier than$856% of homes8% of homes
Living areabigger than960 ft²13% of homes16% of homes
Lot sizebigger than1.07 ac73% of homes62% of homes
Year builtnewer than197254% of homes57% of homes

About 16735 Mason St

How much is 16735 Mason St, Union, MI worth?

The TopHap Estimate for 16735 Mason St, Union, MI is $81,585 as of Sep 24, 2026. The likely range is $58,168 to $105,002. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16735 Mason St, Union, MI last sell?

16735 Mason St, Union, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 16735 Mason St, Union, MI?

16735 Mason St, Union, MI has 1.5 bathrooms, 960 square feet of living space and a 1.07-acre lot.

When was 16735 Mason St, Union, MI built?

16735 Mason St, Union, MI was built in 1972, making it 54 years old. It is a mobile home home.

What schools serve 16735 Mason St, Union, MI?

16735 Mason St, Union, MI is assigned to Constantine High School (high), rated C; Constantine Middle School (middle), rated C+; Eastside Elementary School (elementary). All sit in Constantine Public School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 16735 Mason St, Union, MI compare to other homes in Union 49130?

Among the 1,104 homes in Union 49130, it is worth more than 3% of them ($81,585 against a typical $374,451), its price per square foot is higher than 6% of them ($85 against a typical $272), it is bigger than 13% of them (960 ft² against a typical 1,444 ft²), its lot is bigger than 73% of them (1.07 ac against a typical 0.51 ac) and it is newer than 54% of them (1972 against a typical 1971). Measured against all of Cass County, it is worth more than 6% 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 16735 Mason St, Union, MI?

The 2025 property tax bill for 16735 Mason St, Union, MI was $600. The county assessed it at $39,700.

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