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Residential (General/Single)Residential
$532,585$257 / 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 94How 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 $426,000 on Jun 1, 2021

21405 ASTOLAT DR

BROOKFIELD, WI 53045
4
Beds
2.5
Baths
2,075 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
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.

Valuation

$533K
$500K low$565K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$426,000 · Jun 1, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,359 (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.$467,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$125,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$342,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$462,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$525,900

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.15 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.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.Residential (General/Single)
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyWAUKESHA
Lot (acres)The size of the land the home sits on, from county records.0.30
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.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Traffic
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 286 ft²Porch · 160 ft²

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
Brookfield Elementary SchoolA+
Elementary · Grades PK–5 · 1.7 mi
M
Wisconsin Hills Middle SchoolA+
Middle · Grades 6–8 · 2.3 mi
H
Brookfield Central High SchoolA+
High · Grades 9–12 · 2.9 mi

District: Elmbrook School District

Neighborhood · ZIP 53045These 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.97
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 100.23

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.22,758
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,542 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,102
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,889
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

21405 Astolat Dr 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.

  • Has a smaller lot than 85% of homes in Brookfield 53045
  • Older than 67% of homes in Brookfield 53045

What homes are worth in Brookfield 53045

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

This home
$270K$1.3M

This home is worth more than 53% of homes in Brookfield 53045.

How it measures up in Brookfield 53045

The dot is this home. The mark in the middle is the typical home in Brookfield 53045.

Estimated value$532,585
CheaperTypical $516,206Pricier

Pricier than 53% of homes nearby

Price per ft²$257
CheaperTypical $244Pricier

Pricier than 61% of homes nearby

Living area2,075 ft²
SmallerTypical 2,250 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.3 ac
SmallerTypical 0.51 acBigger

Bigger than 15% of homes nearby

Year built1966
OlderTypical 1976Newer

Newer than 33% of homes nearby

How 21405 Astolat Dr ranks against every home in each area.
MeasureThis homeBrookfield 53045Waukesha County
Estimated valuepricier than$532,58553% of homes59% of homes
Price per ft²pricier than$25761% of homes56% of homes
Living areabigger than2,075 ft²42% of homes63% of homes
Lot sizebigger than0.3 ac15% of homes26% of homes
Year builtnewer than196633% of homes39% of homes

About 21405 Astolat Dr

How much is 21405 Astolat Dr, Brookfield, WI worth?

The TopHap Estimate for 21405 Astolat Dr, Brookfield, WI is $532,585 as of Sep 24, 2026. The likely range is $500,050 to $565,120. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21405 Astolat Dr, Brookfield, WI last sell?

21405 Astolat Dr, Brookfield, WI last sold on Jun 1, 2021 for $426,000, according to the county's recorded deed.

How big is 21405 Astolat Dr, Brookfield, WI?

21405 Astolat Dr, Brookfield, WI has 4 bedrooms, 2.5 bathrooms, 2,075 square feet of living space and a 0.30-acre lot.

When was 21405 Astolat Dr, Brookfield, WI built?

21405 Astolat Dr, Brookfield, WI was built in 1966, making it 60 years old. It is a colonial home. The building has 2 stories.

What schools serve 21405 Astolat Dr, Brookfield, WI?

21405 Astolat Dr, Brookfield, WI is assigned to Brookfield Elementary School (elementary), rated A+; Wisconsin Hills Middle School (middle), rated A+; Brookfield Central High School (high), rated A+. All sit in Elmbrook School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21405 Astolat Dr, Brookfield, WI compare to other homes in Brookfield 53045?

Among the 7,938 homes in Brookfield 53045, it is worth more than 53% of them ($532,585 against a typical $516,206), its price per square foot is higher than 61% of them ($257 against a typical $244), it is bigger than 42% of them (2,075 ft² against a typical 2,250 ft²), its lot is bigger than 15% of them (0.3 ac against a typical 0.51 ac) and it is newer than 33% of them (1966 against a typical 1976). Measured against all of Waukesha County, it is worth more than 59% 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 21405 Astolat Dr, Brookfield, WI?

The 2025 property tax bill for 21405 Astolat Dr, Brookfield, WI was $5,359. The county assessed it at $467,100.

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