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Residential (General/Single)Residential
$154,734$174 / 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 80How 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

20520 ASPENHOF DR

MARTHASVILLE, MO 63357
1
Baths
888 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.
3.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$155K
$124K low$185K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$442 (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.$7,034 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,215
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,819
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,034
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$37,023

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
38
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
12
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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)
CountyWarren
Lot (acres)The size of the land the home sits on, from county records.3.27
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Pier/Post & Beam
RoofThe main material covering the roof, such as asphalt shingle or tile.Asbestos
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 96 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Warrior Ridge Elementary SchoolA-
Elementary · Grades KG–5 · 6.4 mi
H
Warrenton High SchoolC+
High · Grades 9–12 · 6.7 mi
M
Black Hawk Middle SchoolC+
Middle · Grades 6–8 · 7.4 mi

District: Warren County R-Iii School District

Neighborhood · ZIP 63357These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.6,539
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.53 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,839
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,376
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

20520 Aspenhof 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.

  • Among the least valuable homes in Marthasville 63357
  • Costs less per square foot than 86% of homes in Warren County
  • Smaller than 95% of homes in Marthasville 63357
  • Has a bigger lot than 66% of homes in Warren County
  • Older than 85% of homes in Warren County

What homes are worth in Marthasville 63357

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

This home
$159K$848K

This home is worth less than almost all homes in Marthasville 63357.

How it measures up in Marthasville 63357

The dot is this home. The mark in the middle is the typical home in Marthasville 63357.

Estimated value$154,734
CheaperTypical $356,845Pricier

Cheaper than almost all homes nearby

Price per ft²$174
CheaperTypical $222Pricier

Pricier than 18% of homes nearby

Living area888 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 5% of homes nearby

Lot size3.27 ac
SmallerTypical 3 acBigger

Bigger than 55% of homes nearby

Year built1971
OlderTypical 1988Newer

Newer than 27% of homes nearby

How 20520 Aspenhof Dr ranks against every home in each area.
MeasureThis homeMarthasville 63357Warren County
Estimated valuepricier than$154,734almost no homes2% of homes
Price per ft²pricier than$17418% of homes14% of homes
Living areabigger than888 ft²5% of homes5% of homes
Lot sizebigger than3.27 ac55% of homes66% of homes
Year builtnewer than197127% of homes15% of homes

About 20520 Aspenhof Dr

How much is 20520 Aspenhof Dr, Marthasville, MO worth?

The TopHap Estimate for 20520 Aspenhof Dr, Marthasville, MO is $154,734 as of Sep 24, 2026. The likely range is $124,486 to $184,982. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20520 Aspenhof Dr, Marthasville, MO last sell?

20520 Aspenhof Dr, Marthasville, MO last sold on Oct 2, 2000, according to the county's recorded deed.

How big is 20520 Aspenhof Dr, Marthasville, MO?

20520 Aspenhof Dr, Marthasville, MO has 1 bathrooms, 888 square feet of living space and a 3.27-acre lot.

When was 20520 Aspenhof Dr, Marthasville, MO built?

20520 Aspenhof Dr, Marthasville, MO was built in 1971, making it 55 years old. The building has 2 stories.

What schools serve 20520 Aspenhof Dr, Marthasville, MO?

20520 Aspenhof Dr, Marthasville, MO is assigned to Warrior Ridge Elementary School (elementary), rated A-; Warrenton High School (high), rated C+; Black Hawk Middle School (middle), rated C+. All sit in Warren County R-Iii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20520 Aspenhof Dr, Marthasville, MO compare to other homes in Marthasville 63357?

Among the 2,579 homes in Marthasville 63357, it is worth more than almost none of them ($154,734 against a typical $356,845), its price per square foot is higher than 18% of them ($174 against a typical $222), it is bigger than 5% of them (888 ft² against a typical 1,624 ft²), its lot is bigger than 55% of them (3.27 ac against a typical 3 ac) and it is newer than 27% of them (1971 against a typical 1988). Measured against all of Warren County, it is worth more than 2% 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 20520 Aspenhof Dr, Marthasville, MO?

The 2024 property tax bill for 20520 Aspenhof Dr, Marthasville, MO was $442. The county assessed it at $7,034.

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