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Single Family ResidentialResidential
$67,179$43 / 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 Jul 14, 2026

509 ROCK ST

HANNIBAL, MO 63401
2
Beds
1
Baths
1,574 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.
2,162 ft²
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$67K
$63K low$72K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$67,179
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$53,743

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.$6,720 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,440
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$6,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$35,330

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.0.05
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.Gas
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 133 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 SchoolC+
High · Grades 9–12 · 1.6 mi
M
Hannibal Middle SchoolC-
Middle · Grades 6–8 · 1.7 mi
E
Veterans Elementary SchoolC+
Elementary · Grades KG–5 · 3.1 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

509 Rock 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 89% of homes in Marion County
  • Costs less per square foot than 94% of homes in Marion County
  • Among the smallest lots in Marion County
  • Older than 69% of homes in Marion County

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
$40K$558K

This home is worth more than 14% 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$67,179
CheaperTypical $164,810Pricier

Pricier than 14% of homes nearby

Price per ft²$43
CheaperTypical $123Pricier

Pricier than 8% of homes nearby

Living area1,574 ft²
SmallerTypical 1,448 ft²Bigger

Bigger than 58% of homes nearby

Lot size2,162 ft²
SmallerTypical 0.3 acBigger

Smaller than almost all homes nearby

Year built1925
OlderTypical 1957Newer

Newer than 34% of homes nearby

How 509 Rock St ranks against every home in each area.
MeasureThis homeHannibal 63401Marion County
Estimated valuepricier than$67,17914% of homes11% of homes
Price per ft²pricier than$438% of homes6% of homes
Living areabigger than1,574 ft²58% of homes57% of homes
Lot sizebigger than2,162 ft²almost no homesalmost no homes
Year builtnewer than192534% of homes31% of homes

About 509 Rock St

How much is 509 Rock St, Hannibal, MO worth?

The TopHap Estimate for 509 Rock St, Hannibal, MO is $67,179 as of Jul 14, 2026. The likely range is $62,617 to $71,741. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Rock St, Hannibal, MO last sell?

509 Rock St, Hannibal, MO last sold on Feb 15, 2015, according to the county's recorded deed.

How big is 509 Rock St, Hannibal, MO?

509 Rock St, Hannibal, MO has 2 bedrooms, 1 bathrooms, 1,574 square feet of living space and a 0.05-acre lot.

When was 509 Rock St, Hannibal, MO built?

509 Rock St, Hannibal, MO was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 509 Rock St, Hannibal, MO?

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

How does 509 Rock St, Hannibal, MO compare to other homes in Hannibal 63401?

Among the 8,765 homes in Hannibal 63401, it is worth more than 14% of them ($67,179 against a typical $164,810), its price per square foot is higher than 8% of them ($43 against a typical $123), it is bigger than 58% of them (1,574 ft² against a typical 1,448 ft²), its lot is bigger than almost none of them (2,162 ft² against a typical 0.3 ac) and it is newer than 34% of them (1925 against a typical 1957). Measured against all of Marion County, it is worth more than 11% 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 509 Rock St, Hannibal, MO?

The 2025 property tax bill for 509 Rock St, Hannibal, MO was $435. The county assessed it at $6,720.

More homes on Rock St

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More homes in Hannibal 63401

Assigned schools

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