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Single Family ResidenceResidential
$238,097$160 / 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 $52,000 on Nov 18, 1993

1821 UNION AVE SE

GRAND RAPIDS, MI 49507
3
Beds
2
Baths
1,484 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$238K
$225K low$251K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$52,000 · Nov 18, 1993

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,277 (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.$125,100 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$112,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$250,200

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
73
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.0.14
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.Porch · 152 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Dickinson AcademyD+
Elementary · Grades PK–8 · 0.2 mi
H
Ottawa Hills High SchoolC
High · Grades 9–12 · 1.4 mi

District: Grand Rapids Public Schools

Neighborhood · ZIP 49507These 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.121
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.95%
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.26%
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.37,497
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,743 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,676
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,047
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%

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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

1821 Union Ave Se 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 84% of homes in Kent County
  • Costs less per square foot than 93% of homes in Kent County
  • Bigger than 68% of homes in Grand Rapids 49507
  • Has a smaller lot than 78% of homes in Kent County
  • Older than 83% of homes in Kent County

What homes are worth in Grand Rapids 49507

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

This home
$123K$381K

This home is worth more than 54% of homes in Grand Rapids 49507.

How it measures up in Grand Rapids 49507

The dot is this home. The mark in the middle is the typical home in Grand Rapids 49507.

Estimated value$238,097
CheaperTypical $230,212Pricier

Pricier than 54% of homes nearby

Price per ft²$160
CheaperTypical $180Pricier

Pricier than 39% of homes nearby

Living area1,484 ft²
SmallerTypical 1,319 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.14 ac
SmallerTypical 0.12 acBigger

Bigger than 66% of homes nearby

Year built1925
OlderTypical 1925Newer

Newer than 51% of homes nearby

How 1821 Union Ave Se ranks against every home in each area.
MeasureThis homeGarfield ParkGrand Rapids 49507Kent County
Estimated valuepricier than$238,09760% of homes54% of homes16% of homes
Price per ft²pricier than$16047% of homes39% of homes7% of homes
Living areabigger than1,484 ft²63% of homes68% of homes53% of homes
Lot sizebigger than0.14 ac63% of homes66% of homes22% of homes
Year builtnewer than192558% of homes51% of homes17% of homes

About 1821 Union Ave Se

How much is 1821 Union Ave Se, Grand Rapids, MI worth?

The TopHap Estimate for 1821 Union Ave Se, Grand Rapids, MI is $238,097 as of Sep 24, 2026. The likely range is $225,217 to $250,977. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1821 Union Ave Se, Grand Rapids, MI last sell?

1821 Union Ave Se, Grand Rapids, MI last sold on Nov 18, 1993 for $52,000, according to the county's recorded deed.

How big is 1821 Union Ave Se, Grand Rapids, MI?

1821 Union Ave Se, Grand Rapids, MI has 3 bedrooms, 2 bathrooms, 1,484 square feet of living space and a 0.14-acre lot.

When was 1821 Union Ave Se, Grand Rapids, MI built?

1821 Union Ave Se, Grand Rapids, MI was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 1821 Union Ave Se, Grand Rapids, MI?

1821 Union Ave Se, Grand Rapids, MI is assigned to Dickinson Academy (elementary), rated D+; Ottawa Hills High School (high), rated C. All sit in Grand Rapids Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1821 Union Ave Se, Grand Rapids, MI compare to other homes in Grand Rapids 49507?

Among the 11,169 homes in Grand Rapids 49507, it is worth more than 54% of them ($238,097 against a typical $230,212), its price per square foot is higher than 39% of them ($160 against a typical $180), it is bigger than 68% of them (1,484 ft² against a typical 1,319 ft²), its lot is bigger than 66% of them (0.14 ac against a typical 0.12 ac) and it is newer than 51% of them (1925 against a typical 1925). Measured against all of Kent County, it is worth more than 16% 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 1821 Union Ave Se, Grand Rapids, MI?

The 2025 property tax bill for 1821 Union Ave Se, Grand Rapids, MI was $1,277. The county assessed it at $125,100.

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