Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$288,492$230 / 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 Jul 14, 2026

20441 STATE ROUTE AA

UNION STAR, MO 64494
3
Beds
1
Baths
1,255 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.
16.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
8
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$288K
$277K low$300K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$170,611
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$136,489
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.47%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$117,881
MORTGAGE RESEARCH CENTER · recorded Dec 28, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$818 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$11,780 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,960
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,820
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,880
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$64,670

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.28 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
CountyAndrew
Lot (acres)The size of the land the home sits on, from county records.16.27
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Gas
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 384 ft²Porch · 140 ft²

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.

M
King City High SchoolC
Middle · Grades 7–12 · 7.8 mi
E
King City Elementary SchoolA
Elementary · Grades PK–6 · 7.8 mi

District: King City R-I School District

Neighborhood · ZIP 64494These 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.148
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.124
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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
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.666
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,989
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,266
Average tempThe average temperature here across a full year.52°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.61%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

20441 State Route Aa 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 69% of homes in Union Star 64494
  • Costs more per square foot than 92% of homes in Andrew County
  • Smaller than 79% of homes in Andrew County
  • Has a bigger lot than 81% of homes in Andrew County
  • Older than 81% of homes in Andrew County

What homes are worth in Union Star 64494

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

This home
$56K$665K

This home is worth more than 69% of homes in Union Star 64494.

How it measures up in Union Star 64494

The dot is this home. The mark in the middle is the typical home in Union Star 64494.

Estimated value$288,492
CheaperTypical $197,140Pricier

Pricier than 69% of homes nearby

Price per ft²$230
CheaperTypical $118Pricier

Pricier than 87% of homes nearby

Living area1,255 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 33% of homes nearby

Lot size16.27 ac
SmallerTypical 2.9 acBigger

Bigger than 71% of homes nearby

Year built1920
OlderTypical 1958Newer

Newer than 31% of homes nearby

How 20441 State Route Aa ranks against every home in each area.
MeasureThis homeUnion Star 64494Andrew County
Estimated valuepricier than$288,49269% of homes48% of homes
Price per ft²pricier than$23087% of homes92% of homes
Living areabigger than1,255 ft²33% of homes21% of homes
Lot sizebigger than16.27 ac71% of homes81% of homes
Year builtnewer than192031% of homes19% of homes

About 20441 State Route Aa

How much is 20441 State Route Aa, Union Star, MO worth?

The TopHap Estimate for 20441 State Route Aa, Union Star, MO is $288,492 as of Jul 14, 2026. The likely range is $277,086 to $299,898. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20441 State Route Aa, Union Star, MO last sell?

20441 State Route Aa, Union Star, MO last sold on Dec 28, 2012, according to the county's recorded deed.

How big is 20441 State Route Aa, Union Star, MO?

20441 State Route Aa, Union Star, MO has 3 bedrooms, 1 bathrooms, 1,255 square feet of living space and a 16.27-acre lot.

When was 20441 State Route Aa, Union Star, MO built?

20441 State Route Aa, Union Star, MO was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 20441 State Route Aa, Union Star, MO?

20441 State Route Aa, Union Star, MO is assigned to King City High School (middle), rated C; King City Elementary School (elementary), rated A. All sit in King City R-I School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20441 State Route Aa, Union Star, MO compare to other homes in Union Star 64494?

Among the 448 homes in Union Star 64494, it is worth more than 69% of them ($288,492 against a typical $197,140), its price per square foot is higher than 87% of them ($230 against a typical $118), it is bigger than 33% of them (1,255 ft² against a typical 1,500 ft²), its lot is bigger than 71% of them (16.27 ac against a typical 2.9 ac) and it is newer than 31% of them (1920 against a typical 1958). Measured against all of Andrew County, it is worth more than 48% 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 20441 State Route Aa, Union Star, MO?

The 2024 property tax bill for 20441 State Route Aa, Union Star, MO was $818. The county assessed it at $11,780.

Closest homes

More homes in Union Star 64494

Assigned schools

Explore the area

See this home in context

Open 20441 State Route Aa 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