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Single Family ResidenceResidential
$141,863$128 / 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 93How 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

3909 S 31ST ST

SAINT JOSEPH, MO 64503
0
Baths
1,110 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.

Valuation

$142K
$131K low$152K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$478 (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.$13,720 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$11,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$12,910
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$72,200

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.0.36
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

M
Harry S. Truman Middle SchoolD-
Middle · Grades 7–8 · 2.0 mi
E
Hyde Elementary SchoolB
Elementary · Grades KG–6 · 2.2 mi
H
Central High SchoolC
High · Grades 9–12 · 2.5 mi

District: St. Joseph School District

Neighborhood · ZIP 64503These 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.103
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.126
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.28

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.10,275
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,055 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,288
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,534
Average tempThe average temperature here across a full year.53°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

3909 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.

  • Has a bigger lot than 72% of homes in Saint Joseph 64503

What homes are worth in Saint Joseph 64503

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

This home
$45K$393K

This home is worth more than 41% of homes in Saint Joseph 64503.

How it measures up in Saint Joseph 64503

The dot is this home. The mark in the middle is the typical home in Saint Joseph 64503.

Estimated value$141,863
CheaperTypical $162,725Pricier

Pricier than 41% of homes nearby

Price per ft²$128
CheaperTypical $149Pricier

Pricier than 38% of homes nearby

Living area1,110 ft²
SmallerTypical 1,092 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.36 ac
SmallerTypical 0.21 acBigger

Bigger than 72% of homes nearby

Year built1962
OlderTypical 1960Newer

Newer than 59% of homes nearby

How 3909 S 31st St ranks against every home in each area.
MeasureThis homeSaint Joseph 64503Buchanan County
Estimated valuepricier than$141,86341% of homes37% of homes
Price per ft²pricier than$12838% of homes36% of homes
Living areabigger than1,110 ft²53% of homes40% of homes
Lot sizebigger than0.36 ac72% of homes67% of homes
Year builtnewer than196259% of homes62% of homes

About 3909 S 31st St

How much is 3909 S 31st St, Saint Joseph, MO worth?

The TopHap Estimate for 3909 S 31st St, Saint Joseph, MO is $141,863 as of Sep 24, 2026. The likely range is $131,475 to $152,251. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3909 S 31st St, Saint Joseph, MO last sell?

3909 S 31st St, Saint Joseph, MO last sold on May 16, 2025, according to the county's recorded deed.

How big is 3909 S 31st St, Saint Joseph, MO?

3909 S 31st St, Saint Joseph, MO has 1,110 square feet of living space and a 0.36-acre lot.

When was 3909 S 31st St, Saint Joseph, MO built?

3909 S 31st St, Saint Joseph, MO was built in 1962, making it 64 years old.

What schools serve 3909 S 31st St, Saint Joseph, MO?

3909 S 31st St, Saint Joseph, MO is assigned to Harry S. Truman Middle School (middle), rated D-; Hyde Elementary School (elementary), rated B; Central High School (high), rated C. All sit in St. Joseph School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3909 S 31st St, Saint Joseph, MO compare to other homes in Saint Joseph 64503?

Among the 4,541 homes in Saint Joseph 64503, it is worth more than 41% of them ($141,863 against a typical $162,725), its price per square foot is higher than 38% of them ($128 against a typical $149), it is bigger than 53% of them (1,110 ft² against a typical 1,092 ft²), its lot is bigger than 72% of them (0.36 ac against a typical 0.21 ac) and it is newer than 59% of them (1962 against a typical 1960). Measured against all of Buchanan County, it is worth more than 37% 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 3909 S 31st St, Saint Joseph, MO?

The 2025 property tax bill for 3909 S 31st St, Saint Joseph, MO was $478. The county assessed it at $13,720.

More homes on S 31st St

Closest homes

More homes in Saint Joseph 64503

Assigned schools

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