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Single Family ResidentialResidential
$70,529$87 / 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 89How 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

320 N ARCH ST

HANNIBAL, MO 63401
2
Beds
1
Baths
812 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$71K
$63K low$78K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$386 (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.$580
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,380
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,410
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$31,340

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyMarion
Lot (acres)The size of the land the home sits on, from county records.0.10
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.None
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 168 ft²

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

H
Hannibal High SchoolB+
High · Grades 9–12 · 1.3 mi
M
Hannibal Middle SchoolB+
Middle · Grades 6–8 · 1.4 mi
E
Veterans Elementary SchoolB-
Elementary · Grades KG–5 · 2.7 mi

District: Hannibal 60 School District

Neighborhood · ZIP 63401These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.21,152
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.177 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,165
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,961
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

320 N Arch 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 92% of homes in Marion County
  • Costs less per square foot than 77% of homes in Marion County
  • Smaller than 95% of homes in Hannibal 63401
  • Has a smaller lot than 80% of homes in Marion County
  • Older than 79% of homes in Hannibal 63401

What homes are worth in Hannibal 63401

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

This home
$47K$555K

This home is worth more than 10% of homes in Hannibal 63401.

How it measures up in Hannibal 63401

The dot is this home. The mark in the middle is the typical home in Hannibal 63401.

Estimated value$70,529
CheaperTypical $175,085Pricier

Pricier than 10% of homes nearby

Price per ft²$87
CheaperTypical $131Pricier

Pricier than 28% of homes nearby

Living area812 ft²
SmallerTypical 1,450 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.1 ac
SmallerTypical 0.3 acBigger

Bigger than 24% of homes nearby

Year built1910
OlderTypical 1957Newer

Newer than 21% of homes nearby

How 320 N Arch St ranks against every home in each area.
MeasureThis homeHannibal 63401Marion County
Estimated valuepricier than$70,52910% of homes8% of homes
Price per ft²pricier than$8728% of homes23% of homes
Living areabigger than812 ft²5% of homes5% of homes
Lot sizebigger than0.1 ac24% of homes20% of homes
Year builtnewer than191021% of homes21% of homes

About 320 N Arch St

How much is 320 N Arch St, Hannibal, MO worth?

The TopHap Estimate for 320 N Arch St, Hannibal, MO is $70,529 as of Sep 24, 2026. The likely range is $62,594 to $78,464. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 N Arch St, Hannibal, MO last sell?

320 N Arch St, Hannibal, MO last sold on Dec 10, 1986, according to the county's recorded deed.

How big is 320 N Arch St, Hannibal, MO?

320 N Arch St, Hannibal, MO has 2 bedrooms, 1 bathrooms, 812 square feet of living space and a 0.10-acre lot.

When was 320 N Arch St, Hannibal, MO built?

320 N Arch St, Hannibal, MO was built in 1910, making it 116 years old. The building has 1 story.

What schools serve 320 N Arch St, Hannibal, MO?

320 N Arch St, Hannibal, MO is assigned to Hannibal High School (high), rated B+; Hannibal Middle School (middle), rated B+; Veterans Elementary School (elementary), rated B-. All sit in Hannibal 60 School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 320 N Arch St, Hannibal, MO compare to other homes in Hannibal 63401?

Among the 8,765 homes in Hannibal 63401, it is worth more than 10% of them ($70,529 against a typical $175,085), its price per square foot is higher than 28% of them ($87 against a typical $131), it is bigger than 5% of them (812 ft² against a typical 1,450 ft²), its lot is bigger than 24% of them (0.1 ac against a typical 0.3 ac) and it is newer than 21% of them (1910 against a typical 1957). Measured against all of Marion County, it is worth more than 8% 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 320 N Arch St, Hannibal, MO?

The 2025 property tax bill for 320 N Arch St, Hannibal, MO was $386. The county assessed it at $5,960.

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