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Single Family ResidenceResidential
$431,080$219 / 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 96How 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 $234,200 on Jul 18, 2018

850 KNOLLCREST AVE

HOLLAND, MI 49423
3
Beds
3.5
Baths
1,966 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.
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
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

$431K
$416K low$447K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$234,200 · Jul 18, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,397 (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.$210,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$37,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$190,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$420,800

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.37
35
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.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.1 percent flood zone

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
CountyALLEGAN
Lot (acres)The size of the land the home sits on, from county records.0.56
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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(2)

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 · 0.8 mi
H
Holland High SchoolB-
High · Grades 9–12 · 1.1 mi
M
Holland Middle SchoolC
Middle · Grades 6–8 · 2.7 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

850 Knollcrest 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 73% of homes in Holland 49423
  • Costs less per square foot than 78% of homes in Westside
  • Bigger than 80% of homes in Holland 49423
  • Has a bigger lot than 86% of homes in Westside

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
$185K$1.4M

This home is worth more than 73% 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$431,080
CheaperTypical $335,601Pricier

Pricier than 73% of homes nearby

Price per ft²$219
CheaperTypical $245Pricier

Pricier than 31% of homes nearby

Living area1,966 ft²
SmallerTypical 1,440 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.56 ac
SmallerTypical 0.26 acBigger

Bigger than 74% of homes nearby

Year built1973
OlderTypical 1971Newer

Newer than 52% of homes nearby

How 850 Knollcrest Ave ranks against every home in each area.
MeasureThis homeWestsideHolland 49423Allegan County
Estimated valuepricier than$431,08068% of homes73% of homes68% of homes
Price per ft²pricier than$21922% of homes31% of homes42% of homes
Living areabigger than1,966 ft²78% of homes80% of homes78% of homes
Lot sizebigger than0.56 ac86% of homes74% of homes39% of homes
Year builtnewer than197344% of homes52% of homes36% of homes

About 850 Knollcrest Ave

How much is 850 Knollcrest Ave, Holland, MI worth?

The TopHap Estimate for 850 Knollcrest Ave, Holland, MI is $431,080 as of Sep 24, 2026. The likely range is $415,626 to $446,534. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 850 Knollcrest Ave, Holland, MI last sell?

850 Knollcrest Ave, Holland, MI last sold on Jul 18, 2018 for $234,200, according to the county's recorded deed.

How big is 850 Knollcrest Ave, Holland, MI?

850 Knollcrest Ave, Holland, MI has 3 bedrooms, 3.5 bathrooms, 1,966 square feet of living space and a 0.56-acre lot.

When was 850 Knollcrest Ave, Holland, MI built?

850 Knollcrest Ave, Holland, MI was built in 1973, making it 53 years old. The building has 1 story.

What schools serve 850 Knollcrest Ave, Holland, MI?

850 Knollcrest Ave, Holland, MI is assigned to West Elementary School (elementary), rated B+; Holland High School (high), rated B-; 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 850 Knollcrest Ave, Holland, MI compare to other homes in Holland 49423?

Among the 17,742 homes in Holland 49423, it is worth more than 73% of them ($431,080 against a typical $335,601), its price per square foot is higher than 31% of them ($219 against a typical $245), it is bigger than 80% of them (1,966 ft² against a typical 1,440 ft²), its lot is bigger than 74% of them (0.56 ac against a typical 0.26 ac) and it is newer than 52% of them (1973 against a typical 1971). Measured against all of Allegan County, it is worth more than 68% 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 850 Knollcrest Ave, Holland, MI?

The 2025 property tax bill for 850 Knollcrest Ave, Holland, MI was $6,397. The county assessed it at $210,400.

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