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Single Family ResidenceResidential
$553,858$272 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $40,000 on Nov 5, 1996

6488 CASTLE AVE

HOLLAND, MI 49423
3
Beds
2.5
Baths
2,033 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.
1.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$554K
$509K low$599K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$40,000 · Nov 5, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,913 (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.$255,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$198,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$237,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$511,000

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.7
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
26
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyALLEGAN
Lot (acres)The size of the land the home sits on, from county records.1.10
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
West Elementary SchoolB
Elementary · Grades PK–5 · 3.0 mi
H
Holland High SchoolC+
High · Grades 9–12 · 3.5 mi
M
Holland Middle SchoolC-
Middle · Grades 6–8 · 5.0 mi

District: Holland City School District

Neighborhood · ZIP 49423These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.48,817
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.623 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,867
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,041
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

6488 Castle Ave 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 more than 86% of homes in Holland 49423
  • Costs more per square foot than 67% of homes in Holland 49423
  • Bigger than 82% of homes in Holland 49423
  • Has a bigger lot than 81% of homes in Holland 49423
  • Newer than 80% of homes in Holland 49423

What homes are worth in Holland 49423

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

This home
$176K$1.3M

This home is worth more than 86% of homes in Holland 49423.

How it measures up in Holland 49423

The dot is this home. The mark in the middle is the typical home in Holland 49423.

Estimated value$553,858
CheaperTypical $332,192Pricier

Pricier than 86% of homes nearby

Price per ft²$272
CheaperTypical $243Pricier

Pricier than 67% of homes nearby

Living area2,033 ft²
SmallerTypical 1,443 ft²Bigger

Bigger than 82% of homes nearby

Lot size1.1 ac
SmallerTypical 0.26 acBigger

Bigger than 81% of homes nearby

Year built1997
OlderTypical 1971Newer

Newer than 80% of homes nearby

How 6488 Castle Ave ranks against every home in each area.
MeasureThis homeHolland 49423Allegan County
Estimated valuepricier than$553,85886% of homes83% of homes
Price per ft²pricier than$27267% of homes65% of homes
Living areabigger than2,033 ft²82% of homes80% of homes
Lot sizebigger than1.1 ac81% of homes54% of homes
Year builtnewer than199780% of homes65% of homes

About 6488 Castle Ave

How much is 6488 Castle Ave, Holland, MI worth?

The TopHap Estimate for 6488 Castle Ave, Holland, MI is $553,858 as of Oct 21, 2026. The likely range is $508,551 to $599,165. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6488 Castle Ave, Holland, MI last sell?

6488 Castle Ave, Holland, MI last sold on Nov 5, 1996 for $40,000, according to the county's recorded deed.

How big is 6488 Castle Ave, Holland, MI?

6488 Castle Ave, Holland, MI has 3 bedrooms, 2.5 bathrooms, 2,033 square feet of living space and a 1.10-acre lot.

When was 6488 Castle Ave, Holland, MI built?

6488 Castle Ave, Holland, MI was built in 1997, making it 29 years old. It is a ranch home. The building has 1 story.

What schools serve 6488 Castle Ave, Holland, MI?

6488 Castle Ave, Holland, MI is assigned to West Elementary School (elementary), rated B; Holland High School (high), rated C+; Holland Middle School (middle), rated C-. All sit in Holland City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6488 Castle Ave, Holland, MI compare to other homes in Holland 49423?

Among the 17,777 homes in Holland 49423, it is worth more than 86% of them ($553,858 against a typical $332,192), its price per square foot is higher than 67% of them ($272 against a typical $243), it is bigger than 82% of them (2,033 ft² against a typical 1,443 ft²), its lot is bigger than 81% of them (1.1 ac against a typical 0.26 ac) and it is newer than 80% of them (1997 against a typical 1971). Measured against all of Allegan County, it is worth more than 83% 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 6488 Castle Ave, Holland, MI?

The 2025 property tax bill for 6488 Castle Ave, Holland, MI was $4,913. The county assessed it at $255,500.

More homes on Castle Ave

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