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Single Family ResidenceResidential
$53,083$40 / 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 56How 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

509 W OPP ST

ROCK PORT, MO 64482
1
Baths
1,322 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$53K
$30K low$76K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$687 (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.$42,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$42,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$42,800

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.47
67
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
51
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.35 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyAtchison
Lot (acres)The size of the land the home sits on, from county records.0.33
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Forced Air
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.Deck · 140 ft²Shed · 160 ft²Porch · 56 ft²

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

M
Rock Port High SchoolB-
Middle · Grades 6–12 · 0.3 mi
E
Rock Port Elementary SchoolC+
Elementary · Grades PK–5 · 0.3 mi

District: Rock Port R-Ii School District

Neighborhood · ZIP 64482These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.135
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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.1,305
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,101
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,706
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

509 W Opp 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 93% of homes in Rock Port 64482
  • Among the lowest price per square foot in Rock Port 64482
  • Older than 75% of homes in Rock Port 64482

What homes are worth in Rock Port 64482

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

This home
$43K$509K

This home is worth more than 7% of homes in Rock Port 64482.

How it measures up in Rock Port 64482

The dot is this home. The mark in the middle is the typical home in Rock Port 64482.

Estimated value$53,083
CheaperTypical $118,727Pricier

Pricier than 7% of homes nearby

Price per ft²$40
CheaperTypical $93Pricier

Cheaper than almost all homes nearby

Living area1,322 ft²
SmallerTypical 1,364 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.33 ac
SmallerTypical 0.44 acBigger

Bigger than 38% of homes nearby

Year built1920
OlderTypical 1950Newer

Newer than 25% of homes nearby

How 509 W Opp St ranks against every home in each area.
MeasureThis homeRock Port 64482Atchison County
Estimated valuepricier than$53,0837% of homes13% of homes
Price per ft²pricier than$40almost no homes3% of homes
Living areabigger than1,322 ft²47% of homes48% of homes
Lot sizebigger than0.33 ac38% of homes43% of homes
Year builtnewer than192025% of homes34% of homes

About 509 W Opp St

How much is 509 W Opp St, Rock Port, MO worth?

The TopHap Estimate for 509 W Opp St, Rock Port, MO is $53,083 as of Sep 24, 2026. The likely range is $29,882 to $76,284. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 W Opp St, Rock Port, MO last sell?

509 W Opp St, Rock Port, MO last sold on May 3, 2022, according to the county's recorded deed.

How big is 509 W Opp St, Rock Port, MO?

509 W Opp St, Rock Port, MO has 1 bathrooms, 1,322 square feet of living space and a 0.33-acre lot.

When was 509 W Opp St, Rock Port, MO built?

509 W Opp St, Rock Port, MO was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 509 W Opp St, Rock Port, MO?

509 W Opp St, Rock Port, MO is assigned to Rock Port High School (middle), rated B-; Rock Port Elementary School (elementary), rated C+. All sit in Rock Port R-Ii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 W Opp St, Rock Port, MO compare to other homes in Rock Port 64482?

Among the 1,036 homes in Rock Port 64482, it is worth more than 7% of them ($53,083 against a typical $118,727), its price per square foot is higher than almost none of them ($40 against a typical $93), it is bigger than 47% of them (1,322 ft² against a typical 1,364 ft²), its lot is bigger than 38% of them (0.33 ac against a typical 0.44 ac) and it is newer than 25% of them (1920 against a typical 1950). Measured against all of Atchison County, it is worth more than 13% 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 W Opp St, Rock Port, MO?

The 2025 property tax bill for 509 W Opp St, Rock Port, MO was $687. The county assessed it at $42,800.

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