Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$108,122$107 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $85,120 on Oct 20, 2026

1818 S 20TH ST

SAINT JOSEPH, MO 64507
0
Baths
1,008 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.
1907
Year BuiltThe year the home was originally built, according to county records.

Valuation

$108K
$97K low$119K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$85,120 · Oct 20, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$673 (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.$9,330 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$7,030
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,840
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$49,140

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(5)

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
Carden Park Elementary SchoolC-
Elementary · Grades KG–6 · 0.3 mi
H
Central High SchoolC+
High · Grades 9–12 · 1.1 mi
M
Lafayette Middle School
Middle · Grades 7–8 · 3.5 mi

District: St. Joseph School District

Neighborhood · ZIP 64507These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.125
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.14,833
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.257 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,643
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

Owner Tools

Do you own this home?
Claim this home

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

1818 S 20th 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 Saint Joseph 64507
  • Costs less per square foot than 81% of homes in Saint Joseph 64507
  • Smaller than 71% of homes in Buchanan County
  • Has a smaller lot than 67% of homes in Buchanan County
  • Older than 88% of homes in Buchanan County

What homes are worth in Saint Joseph 64507

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

This home
$57K$636K

This home is worth more than 20% of homes in Saint Joseph 64507.

How it measures up in Saint Joseph 64507

The dot is this home. The mark in the middle is the typical home in Saint Joseph 64507.

Estimated value$108,122
CheaperTypical $155,733Pricier

Pricier than 20% of homes nearby

Price per ft²$107
CheaperTypical $143Pricier

Pricier than 19% of homes nearby

Living area1,008 ft²
SmallerTypical 1,120 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.16 ac
SmallerTypical 0.17 acBigger

Bigger than 47% of homes nearby

Year built1907
OlderTypical 1932Newer

Newer than 14% of homes nearby

How 1818 S 20th St ranks against every home in each area.
MeasureThis homeSaint Joseph 64507Buchanan County
Estimated valuepricier than$108,12220% of homes24% of homes
Price per ft²pricier than$10719% of homes25% of homes
Living areabigger than1,008 ft²36% of homes29% of homes
Lot sizebigger than0.16 ac47% of homes33% of homes
Year builtnewer than190714% of homes12% of homes

About 1818 S 20th St

How much is 1818 S 20th St, Saint Joseph, MO worth?

The TopHap Estimate for 1818 S 20th St, Saint Joseph, MO is $108,122 as of Oct 21, 2026. The likely range is $97,007 to $119,237. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1818 S 20th St, Saint Joseph, MO last sell?

1818 S 20th St, Saint Joseph, MO last sold on Oct 20, 2026 for $85,120, according to the county's recorded deed.

How big is 1818 S 20th St, Saint Joseph, MO?

1818 S 20th St, Saint Joseph, MO has 1,008 square feet of living space and a 0.16-acre lot.

When was 1818 S 20th St, Saint Joseph, MO built?

1818 S 20th St, Saint Joseph, MO was built in 1907, making it 119 years old.

What schools serve 1818 S 20th St, Saint Joseph, MO?

1818 S 20th St, Saint Joseph, MO is assigned to Carden Park Elementary School (elementary), rated C-; Central High School (high), rated C+; Lafayette Middle School (middle). All sit in St. Joseph School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1818 S 20th St, Saint Joseph, MO compare to other homes in Saint Joseph 64507?

Among the 5,088 homes in Saint Joseph 64507, it is worth more than 20% of them ($108,122 against a typical $155,733), its price per square foot is higher than 19% of them ($107 against a typical $143), it is bigger than 36% of them (1,008 ft² against a typical 1,120 ft²), its lot is bigger than 47% of them (0.16 ac against a typical 0.17 ac) and it is newer than 14% of them (1907 against a typical 1932). Measured against all of Buchanan County, it is worth more than 24% 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 1818 S 20th St, Saint Joseph, MO?

The 2025 property tax bill for 1818 S 20th St, Saint Joseph, MO was $673. The county assessed it at $9,330.

More homes on S 20th St

Closest homes

More homes in Saint Joseph 64507

Assigned schools

Explore the area

See this home in context

Open 1818 S 20th St 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