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Single Family ResidenceResidential
$100,801$90 / 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 77How 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

503 S 31ST ST

SAINT JOSEPH, MO 64501
0
Baths
1,120 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.

Valuation

$101K
$78K low$124K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$919 (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.$13,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,570
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$12,640
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$68,590

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.0.22
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Truman Middle SchoolD+
Middle · Grades 7–8 · 0.3 mi
H
Central High SchoolC+
High · Grades 9–12 · 0.6 mi
E
Skaith Elementary SchoolC
Elementary · Grades KG–6 · 2.2 mi

District: St. Joseph School District

Neighborhood · ZIP 64501These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.131
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
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.11,809
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,049 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$50,053
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$57,947
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

503 S 31st 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 less than 80% of homes in Buchanan County
  • Costs less per square foot than 84% of homes in Buchanan County
  • Has a bigger lot than 84% of homes in Saint Joseph 64501
  • Older than 73% of homes in Buchanan County

What homes are worth in Saint Joseph 64501

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

This home
$46K$283K

This home is worth more than 37% of homes in Saint Joseph 64501.

How it measures up in Saint Joseph 64501

The dot is this home. The mark in the middle is the typical home in Saint Joseph 64501.

Estimated value$100,801
CheaperTypical $117,756Pricier

Pricier than 37% of homes nearby

Price per ft²$90
CheaperTypical $111Pricier

Pricier than 31% of homes nearby

Living area1,120 ft²
SmallerTypical 1,086 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.22 ac
SmallerTypical 0.13 acBigger

Bigger than 84% of homes nearby

Year built1919
OlderTypical 1917Newer

Newer than 60% of homes nearby

How 503 S 31st St ranks against every home in each area.
MeasureThis homeSaint Joseph 64501Buchanan County
Estimated valuepricier than$100,80137% of homes20% of homes
Price per ft²pricier than$9031% of homes16% of homes
Living areabigger than1,120 ft²55% of homes42% of homes
Lot sizebigger than0.22 ac84% of homes47% of homes
Year builtnewer than191960% of homes27% of homes

About 503 S 31st St

How much is 503 S 31st St, Saint Joseph, MO worth?

The TopHap Estimate for 503 S 31st St, Saint Joseph, MO is $100,801 as of Sep 24, 2026. The likely range is $77,683 to $123,919. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 S 31st St, Saint Joseph, MO last sell?

503 S 31st St, Saint Joseph, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 503 S 31st St, Saint Joseph, MO?

503 S 31st St, Saint Joseph, MO has 1,120 square feet of living space and a 0.22-acre lot.

When was 503 S 31st St, Saint Joseph, MO built?

503 S 31st St, Saint Joseph, MO was built in 1919, making it 107 years old.

What schools serve 503 S 31st St, Saint Joseph, MO?

503 S 31st St, Saint Joseph, MO is assigned to Truman Middle School (middle), rated D+; Central High School (high), rated C+; Skaith Elementary School (elementary), rated C. All sit in St. Joseph School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 S 31st St, Saint Joseph, MO compare to other homes in Saint Joseph 64501?

Among the 3,658 homes in Saint Joseph 64501, it is worth more than 37% of them ($100,801 against a typical $117,756), its price per square foot is higher than 31% of them ($90 against a typical $111), it is bigger than 55% of them (1,120 ft² against a typical 1,086 ft²), its lot is bigger than 84% of them (0.22 ac against a typical 0.13 ac) and it is newer than 60% of them (1919 against a typical 1917). Measured against all of Buchanan County, it is worth more than 20% 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 503 S 31st St, Saint Joseph, MO?

The 2025 property tax bill for 503 S 31st St, Saint Joseph, MO was $919. The county assessed it at $13,040.

More homes on S 31st St

Closest homes

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Assigned schools

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