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Single Family ResidenceResidential
$157,790$164 / 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 85How 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

640 W WASHINGTON ST

IONIA, MI 48846
4
Beds
1
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.
3,223 ft²
Lot SizeThe size of the land the home sits on, from county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$158K
$134K low$182K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,935 (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.$64,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$54,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$58,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$128,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyIONIA
Lot (acres)The size of the land the home sits on, from county records.0.07
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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
Emerson SchoolD+
Elementary · Grades PK–5 · 0.1 mi
M
Ionia Middle SchoolC+
Middle · Grades 6–8 · 0.6 mi
H
Ionia High SchoolB-
High · Grades 9–12 · 2.1 mi

District: Ionia Public Schools

Neighborhood · ZIP 48846These 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.105
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 100.23

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.4%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.20,877
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.189 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,099
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,017
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.35 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

640 W Washington 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 89% of homes in Ionia County
  • Smaller than 88% of homes in Ionia County
  • Among the smallest lots in Ionia 48846

What homes are worth in Ionia 48846

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

This home
$77K$492K

This home is worth more than 19% of homes in Ionia 48846.

How it measures up in Ionia 48846

The dot is this home. The mark in the middle is the typical home in Ionia 48846.

Estimated value$157,790
CheaperTypical $218,910Pricier

Pricier than 19% of homes nearby

Price per ft²$164
CheaperTypical $161Pricier

Pricier than 53% of homes nearby

Living area960 ft²
SmallerTypical 1,439 ft²Bigger

Bigger than 14% of homes nearby

Lot size3,223 ft²
SmallerTypical 0.64 acBigger

Smaller than almost all homes nearby

How 640 W Washington St ranks against every home in each area.
MeasureThis homeIonia 48846Ionia County
Estimated valuepricier than$157,79019% of homes11% of homes
Price per ft²pricier than$16453% of homes38% of homes
Living areabigger than960 ft²14% of homes12% of homes
Lot sizebigger than3,223 ft²almost no homesalmost no homes

About 640 W Washington St

How much is 640 W Washington St, Ionia, MI worth?

The TopHap Estimate for 640 W Washington St, Ionia, MI is $157,790 as of Sep 24, 2026. The likely range is $133,888 to $181,692. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 W Washington St, Ionia, MI last sell?

640 W Washington St, Ionia, MI last sold on Nov 7, 2011, according to the county's recorded deed.

How big is 640 W Washington St, Ionia, MI?

640 W Washington St, Ionia, MI has 4 bedrooms, 1 bathrooms, 960 square feet of living space and a 0.07-acre lot.

What schools serve 640 W Washington St, Ionia, MI?

640 W Washington St, Ionia, MI is assigned to Emerson School (elementary), rated D+; Ionia Middle School (middle), rated C+; Ionia High School (high), rated B-. All sit in Ionia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 W Washington St, Ionia, MI compare to other homes in Ionia 48846?

Among the 5,213 homes in Ionia 48846, it is worth more than 19% of them ($157,790 against a typical $218,910), its price per square foot is higher than 53% of them ($164 against a typical $161), it is bigger than 14% of them (960 ft² against a typical 1,439 ft²) and its lot is bigger than almost none of them (3,223 ft² against a typical 0.64 ac). Measured against all of Ionia County, it is worth more than 11% 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 640 W Washington St, Ionia, MI?

The 2025 property tax bill for 640 W Washington St, Ionia, MI was $1,935. The county assessed it at $64,400.

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