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Single Family ResidenceResidential
$175,437$142 / 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 Jul 14, 2026
Last sold for $169,900 on Dec 9, 2025

91 PROSPECT ST

SPARTA, MI 49345
4
Beds
1
Baths
1,238 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1942
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$175K
$166K low$185K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$169,900 · Dec 9, 2025
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$10,634
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$8,507
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.94%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$164,803
NAVY FCU · recorded Dec 9, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,490 (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.$89,300 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$83,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$178,600

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.34
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.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
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
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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.

M
Sparta Middle SchoolB+
Middle · Grades 6–8 · 0.6 mi
E
Ridgeview Elementary School
Elementary · Grades PK–2 · 0.9 mi
H
Sparta Senior High SchoolB
High · Grades 9–12 · 1.0 mi

District: Sparta Area Schools

Neighborhood · ZIP 49345These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.13,557
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.252 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,884
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,102
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.46%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

91 Prospect 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 Sparta 49345
  • Costs less per square foot than 94% of homes in Sparta 49345
  • Smaller than 66% of homes in Kent County
  • Has a smaller lot than 98% of homes in Sparta 49345
  • Older than 79% of homes in Sparta 49345

What homes are worth in Sparta 49345

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

This home
$161K$680K

This home is worth more than 3% of homes in Sparta 49345.

How it measures up in Sparta 49345

The dot is this home. The mark in the middle is the typical home in Sparta 49345.

Estimated value$175,437
CheaperTypical $320,142Pricier

Pricier than 3% of homes nearby

Price per ft²$142
CheaperTypical $226Pricier

Pricier than 6% of homes nearby

Living area1,238 ft²
SmallerTypical 1,422 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.11 ac
SmallerTypical 0.98 acBigger

Bigger than 2% of homes nearby

Year built1942
OlderTypical 1976Newer

Newer than 21% of homes nearby

How 91 Prospect St ranks against every home in each area.
MeasureThis homeSparta 49345Kent County
Estimated valuepricier than$175,4373% of homes5% of homes
Price per ft²pricier than$1426% of homes6% of homes
Living areabigger than1,238 ft²35% of homes34% of homes
Lot sizebigger than0.11 ac2% of homes15% of homes
Year builtnewer than194221% of homes24% of homes

About 91 Prospect St

How much is 91 Prospect St, Sparta, MI worth?

The TopHap Estimate for 91 Prospect St, Sparta, MI is $175,437 as of Jul 14, 2026. The likely range is $166,338 to $184,536. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 91 Prospect St, Sparta, MI last sell?

91 Prospect St, Sparta, MI last sold on Dec 9, 2025 for $169,900, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 91 Prospect St, Sparta, MI?

91 Prospect St, Sparta, MI has 4 bedrooms, 1 bathrooms, 1,238 square feet of living space and a 0.12-acre lot.

When was 91 Prospect St, Sparta, MI built?

91 Prospect St, Sparta, MI was built in 1942, making it 84 years old. The building has 2 stories.

What schools serve 91 Prospect St, Sparta, MI?

91 Prospect St, Sparta, MI is assigned to Sparta Middle School (middle), rated B+; Ridgeview Elementary School (elementary); Sparta Senior High School (high), rated B. All sit in Sparta Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 91 Prospect St, Sparta, MI compare to other homes in Sparta 49345?

Among the 4,566 homes in Sparta 49345, it is worth more than 3% of them ($175,437 against a typical $320,142), its price per square foot is higher than 6% of them ($142 against a typical $226), it is bigger than 35% of them (1,238 ft² against a typical 1,422 ft²), its lot is bigger than 2% of them (0.11 ac against a typical 0.98 ac) and it is newer than 21% of them (1942 against a typical 1976). Measured against all of Kent County, it is worth more than 5% 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 91 Prospect St, Sparta, MI?

The 2025 property tax bill for 91 Prospect St, Sparta, MI was $2,490. The county assessed it at $89,300.

Closest homes

More homes in Sparta 49345

Assigned schools

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