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Rural ResidenceResidential

16691 MASON ST

UNION, MI 49130
2
Baths
2,712 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.
75.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1865
Year BuiltThe year the home was originally built, according to county records.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,687 (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.$479,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$286,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$192,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$444,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$958,600

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.48
53
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.17 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.Rural Residence
CountyCASS
Lot (acres)The size of the land the home sits on, from county records.75.50
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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 · 11.7 mi
M
Constantine Middle SchoolC+
Middle · Grades 6–8 · 11.9 mi
E
Eastside Elementary School
Elementary · Grades PK–2 · 12.1 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

16691 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.

  • Bigger than 93% of homes in Cass County
  • Among the largest lots in Union 49130
  • Among the oldest 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.

Living area2,712 ft²
SmallerTypical 1,444 ft²Bigger

Bigger than 92% of homes nearby

Lot size75.5 ac
SmallerTypical 0.51 acBigger

Bigger than almost all homes nearby

Year built1865
OlderTypical 1971Newer

Older than almost all homes nearby

How 16691 Mason St ranks against every home in each area.
MeasureThis homeUnion 49130Cass County
Living areabigger than2,712 ft²92% of homes93% of homes
Lot sizebigger than75.5 acalmost all homes98% of homes
Year builtnewer than1865almost no homesalmost no homes

About 16691 Mason St

When did 16691 Mason St, Union, MI last sell?

16691 Mason St, Union, MI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 16691 Mason St, Union, MI?

16691 Mason St, Union, MI has 2 bathrooms, 2,712 square feet of living space and a 75.50-acre lot.

When was 16691 Mason St, Union, MI built?

16691 Mason St, Union, MI was built in 1865, making it 161 years old.

What schools serve 16691 Mason St, Union, MI?

16691 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 16691 Mason St, Union, MI compare to other homes in Union 49130?

Among the 1,104 homes in Union 49130, it is bigger than 92% of them (2,712 ft² against a typical 1,444 ft²), its lot is bigger than almost all of them (75.5 ac against a typical 0.51 ac) and it is newer than almost none of them (1865 against a typical 1971). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 16691 Mason St, Union, MI?

The 2025 property tax bill for 16691 Mason St, Union, MI was $7,687. The county assessed it at $479,300.

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