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Single Family ResidenceResidential
$78,666$102 / 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 83How 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 $63,200 on Mar 26, 2012

809 MASON AVE

SAINT JOSEPH, MO 64504
0
Baths
774 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1917
Year BuiltThe year the home was originally built, according to county records.

Valuation

$79K
$65K low$92K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$63,200 · Mar 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$435 (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.$5,960 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,530
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,430
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$31,360

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.40
19
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
34
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
76
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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.3 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyBUCHANAN
Lot (acres)The size of the land the home sits on, from county records.0.16
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Hyde Elementary SchoolC
Elementary · Grades KG–6 · 0.2 mi
H
Benton High SchoolC-
High · Grades 9–12 · 0.3 mi
M
Spring Garden Middle SchoolC
Middle · Grades 7–8 · 0.8 mi

District: St. Joseph School District

Neighborhood · ZIP 64504These 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.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.122
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
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.9,759
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.205 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,175
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$65,631
Average tempThe average temperature here across a full year.54°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.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

809 Mason 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 less than 88% of homes in Buchanan County
  • Costs less per square foot than 78% of homes in Buchanan County
  • Smaller than 94% of homes in Buchanan County
  • Has a smaller lot than 67% of homes in Buchanan County
  • Older than 74% of homes in Buchanan County

What homes are worth in Saint Joseph 64504

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

This home
$42K$467K

This home is worth more than 25% of homes in Saint Joseph 64504.

How it measures up in Saint Joseph 64504

The dot is this home. The mark in the middle is the typical home in Saint Joseph 64504.

Estimated value$78,666
CheaperTypical $110,670Pricier

Pricier than 25% of homes nearby

Price per ft²$102
CheaperTypical $102Pricier

Pricier than 50% of homes nearby

Living area774 ft²
SmallerTypical 1,100 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.16 ac
SmallerTypical 0.22 acBigger

Bigger than 42% of homes nearby

Year built1917
OlderTypical 1931Newer

Newer than 32% of homes nearby

How 809 Mason Ave ranks against every home in each area.
MeasureThis homeSaint Joseph 64504Buchanan County
Estimated valuepricier than$78,66625% of homes12% of homes
Price per ft²pricier than$10250% of homes22% of homes
Living areabigger than774 ft²10% of homes6% of homes
Lot sizebigger than0.16 ac42% of homes33% of homes
Year builtnewer than191732% of homes26% of homes

About 809 Mason Ave

How much is 809 Mason Ave, Saint Joseph, MO worth?

The TopHap Estimate for 809 Mason Ave, Saint Joseph, MO is $78,666 as of Sep 24, 2026. The likely range is $65,295 to $92,037. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 809 Mason Ave, Saint Joseph, MO last sell?

809 Mason Ave, Saint Joseph, MO last sold on Mar 26, 2012 for $63,200, according to the county's recorded deed.

How big is 809 Mason Ave, Saint Joseph, MO?

809 Mason Ave, Saint Joseph, MO has 774 square feet of living space and a 0.16-acre lot.

When was 809 Mason Ave, Saint Joseph, MO built?

809 Mason Ave, Saint Joseph, MO was built in 1917, making it 109 years old.

What schools serve 809 Mason Ave, Saint Joseph, MO?

809 Mason Ave, Saint Joseph, MO is assigned to Hyde Elementary School (elementary), rated C; Benton High School (high), rated C-; Spring Garden Middle School (middle), rated C. All sit in St. Joseph School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Mason Ave, Saint Joseph, MO compare to other homes in Saint Joseph 64504?

Among the 4,086 homes in Saint Joseph 64504, it is worth more than 25% of them ($78,666 against a typical $110,670), its price per square foot is higher than 50% of them ($102 against a typical $102), it is bigger than 10% of them (774 ft² against a typical 1,100 ft²), its lot is bigger than 42% of them (0.16 ac against a typical 0.22 ac) and it is newer than 32% of them (1917 against a typical 1931). Measured against all of Buchanan County, it is worth more than 12% 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 809 Mason Ave, Saint Joseph, MO?

The 2025 property tax bill for 809 Mason Ave, Saint Joseph, MO was $435. The county assessed it at $5,960.

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Assigned schools

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