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Single Family ResidenceResidential
Last sold for $515,000 on Aug 3, 2021

15 UNION AVE NE

GRAND RAPIDS, MI 49503
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.
Built 19162 units1,083–1,083 ft²
$619K
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$309K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$286
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+6.6%vs the Grand Rapids ZIP median sale $/ft² ($268)

Sales Performance

—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+5.7%per yeartypical hold 4.3 yrsfrom 7 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20052008201220132017202020212022
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20052008201220132017202020212022

10 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

3 bed
2 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
3 bd · 2 ba · 1,083 ft²
2 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.100%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.5.2 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.0%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.30%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$296,321
Median tax billThe middle annual property tax bill among the building's units.$4,171
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 2NApr 22, 2022$260,000BuildingAug 3, 2021$515,000Unit 1NJul 24, 2020$265,000Unit 2NDec 28, 2017$205,000Unit 2NJul 1, 2015$175,000Unit 1NOct 10, 2013$155,000Unit 2NJun 20, 2012$138,500Unit 1NJul 14, 2008$191,000Unit 1NDec 6, 2005$194,500Unit 2NNov 18, 2005$210,100

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,184 (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.$286,300 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$266,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$572,600

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.41
40
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.
74
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 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.Single Family Residence
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.16
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 112 ft²

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
Innovation Central High SchoolC-
High · Grades 9–12 · 0.3 mi
E
Grand Rapids Montessori AcademyC-
Elementary · Grades PK–12 · 0.3 mi

District: Grand Rapids Public Schools

Neighborhood · ZIP 49503These 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.149
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
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.40,149
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,306 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,548
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,334
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

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

15 Union Ave Ne
4 ba · 3,878 ft²
$657K
15 Union Ave Se # 1n
3 bd · 2 ba · 1,083 ft²
$310K
15 Union Ave Se Apt 2n
3 bd · 2 ba · 1,083 ft²
$308K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 15 Union Ave

How many units are in 15 Union Ave, Grand Rapids, MI?

15 Union Ave, Grand Rapids, MI has 2 residential units across built in 1916, according to county assessor records.

What is a unit at 15 Union Ave, Grand Rapids, MI worth?

The median TopHap Estimate across the 2 units at 15 Union Ave, Grand Rapids, MI is $309,261. That works out to $286 per square foot. Units run from 1,083 to 1,083 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 15 Union Ave, Grand Rapids, MI expensive for Grand Rapids?

Units at 15 Union Ave, Grand Rapids, MI carry a median of $286 per square foot, 7% above the Grand Rapids median of $268 per square foot.

How often do units sell at 15 Union Ave, Grand Rapids, MI?

0 units at 15 Union Ave, Grand Rapids, MI sold in the last 12 months, out of 10 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 15 Union Ave, Grand Rapids, MI appreciated?

Across 7 repeat sales of the same unit, 15 Union Ave, Grand Rapids, MI returned a median 5.7% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 4.3 years.

What floor plans does 15 Union Ave, Grand Rapids, MI have?

The most common plan at 15 Union Ave, Grand Rapids, MI is a 3-bedroom of 1,083 square feet, repeated 2 times, with a median estimate of $309,261. TopHap identifies 1 recurring plans in the building.

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Assigned schools

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