Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$404,558$314 / 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 Aug 30, 2026
Last sold for $450,000 on Sep 19, 2023

1639 20TH ST

ALLEGAN, MI 49010
3
Beds
2
Baths
1,288 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.
19.5 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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$405K
$383K low$426K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$450,000 · Sep 19, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,191 (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.$183,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$63,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$119,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$181,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$366,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.79 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

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.Bi-Level
CountyALLEGAN
Lot (acres)The size of the land the home sits on, from county records.19.50
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
Robert D Brandon Elementary SchoolC
Elementary · Grades PK–5 · 5.1 mi
M
Martin High SchoolB
Middle · Grades 6–12 · 5.1 mi

District: Martin Public Schools

Neighborhood · ZIP 49010These 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.114
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.18,900
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.114 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,616
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,455
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.46%

Owner Tools

Do you own this home?
Claim this home

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

1639 20th 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 more than 82% of homes in Allegan 49010
  • Costs more per square foot than 92% of homes in Allegan 49010
  • Smaller than 67% of homes in Allegan County
  • Has a bigger lot than 96% of homes in Allegan County

What homes are worth in Allegan 49010

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

This home
$82K$668K

This home is worth more than 82% of homes in Allegan 49010.

How it measures up in Allegan 49010

The dot is this home. The mark in the middle is the typical home in Allegan 49010.

Estimated value$404,558
CheaperTypical $268,224Pricier

Pricier than 82% of homes nearby

Price per ft²$314
CheaperTypical $192Pricier

Pricier than 92% of homes nearby

Living area1,288 ft²
SmallerTypical 1,461 ft²Bigger

Bigger than 35% of homes nearby

Lot size19.5 ac
SmallerTypical 1.03 acBigger

Bigger than 95% of homes nearby

Year built1973
OlderTypical 1989Newer

Newer than 37% of homes nearby

How 1639 20th St ranks against every home in each area.
MeasureThis homeAllegan 49010Allegan County
Estimated valuepricier than$404,55882% of homes66% of homes
Price per ft²pricier than$31492% of homes79% of homes
Living areabigger than1,288 ft²35% of homes33% of homes
Lot sizebigger than19.5 ac95% of homes96% of homes
Year builtnewer than197337% of homes37% of homes

About 1639 20th St

How much is 1639 20th St, Allegan, MI worth?

The TopHap Estimate for 1639 20th St, Allegan, MI is $404,558 as of Aug 30, 2026. The likely range is $383,012 to $426,104. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1639 20th St, Allegan, MI last sell?

1639 20th St, Allegan, MI last sold on Sep 19, 2023 for $450,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1639 20th St, Allegan, MI?

1639 20th St, Allegan, MI has 3 bedrooms, 2 bathrooms, 1,288 square feet of living space and a 19.50-acre lot.

When was 1639 20th St, Allegan, MI built?

1639 20th St, Allegan, MI was built in 1973, making it 53 years old. It is a bi-level home.

What schools serve 1639 20th St, Allegan, MI?

1639 20th St, Allegan, MI is assigned to Robert D Brandon Elementary School (elementary), rated C; Martin High School (middle), rated B. All sit in Martin Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1639 20th St, Allegan, MI compare to other homes in Allegan 49010?

Among the 7,190 homes in Allegan 49010, it is worth more than 82% of them ($404,558 against a typical $268,224), its price per square foot is higher than 92% of them ($314 against a typical $192), it is bigger than 35% of them (1,288 ft² against a typical 1,461 ft²), its lot is bigger than 95% of them (19.5 ac against a typical 1.03 ac) and it is newer than 37% of them (1973 against a typical 1989). Measured against all of Allegan County, it is worth more than 66% 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 1639 20th St, Allegan, MI?

The 2025 property tax bill for 1639 20th St, Allegan, MI was $4,191. The county assessed it at $183,100.

More homes on 20th St

Closest homes

More homes in Allegan 49010

Assigned schools

Explore the area

See this home in context

Open 1639 20th St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map