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Rural ResidenceResidential
$179,320$208 / 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 95How 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

18399 STATE ROUTE O

ROLLA, MO 65401
2
Beds
1
Baths
864 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.
15.7 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
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

$179K
$171K low$188K 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.$179,320
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$143,456

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$973 (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.$18,120 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,450
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,670
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$18,120
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$95,950

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.51
43
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
50
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
81
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
14
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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyPHELPS
Lot (acres)The size of the land the home sits on, from county records.15.70
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.Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 64 ft²

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

E
Mark Twain Elementary SchoolA-
Elementary · Grades KG–3 · 7.7 mi
M
Rolla Junior High SchoolC+
Middle · Grades 7–8 · 7.8 mi
H
Rolla High SchoolC
High · Grades 9–12 · 8.4 mi

District: Rolla 31 School District

Neighborhood · ZIP 65401These 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.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.86%
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.15%
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.31,711
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.125 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,832
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,332
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

18399 State Route O 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 77% of homes in Rolla 65401
  • Costs more per square foot than 81% of homes in Rolla 65401
  • Smaller than 94% of homes in Rolla 65401
  • Has a bigger lot than 88% of homes in Rolla 65401

What homes are worth in Rolla 65401

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

This home
$94K$692K

This home is worth more than 23% of homes in Rolla 65401.

How it measures up in Rolla 65401

The dot is this home. The mark in the middle is the typical home in Rolla 65401.

Estimated value$179,320
CheaperTypical $247,866Pricier

Pricier than 23% of homes nearby

Price per ft²$208
CheaperTypical $160Pricier

Pricier than 81% of homes nearby

Living area864 ft²
SmallerTypical 1,556 ft²Bigger

Bigger than 6% of homes nearby

Lot size15.7 ac
SmallerTypical 0.6 acBigger

Bigger than 88% of homes nearby

Year built1979
OlderTypical 1980Newer

Newer than 49% of homes nearby

How 18399 State Route O ranks against every home in each area.
MeasureThis homeRolla 65401Phelps County
Estimated valuepricier than$179,32023% of homes26% of homes
Price per ft²pricier than$20881% of homes80% of homes
Living areabigger than864 ft²6% of homes7% of homes
Lot sizebigger than15.7 ac88% of homes83% of homes
Year builtnewer than197949% of homes50% of homes

About 18399 State Route O

How much is 18399 State Route O, Rolla, MO worth?

The TopHap Estimate for 18399 State Route O, Rolla, MO is $179,320 as of Jul 14, 2026. The likely range is $170,805 to $187,835. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18399 State Route O, Rolla, MO last sell?

18399 State Route O, Rolla, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18399 State Route O, Rolla, MO?

18399 State Route O, Rolla, MO has 2 bedrooms, 1 bathrooms, 864 square feet of living space and a 15.70-acre lot.

When was 18399 State Route O, Rolla, MO built?

18399 State Route O, Rolla, MO was built in 1979, making it 47 years old. The building has 1 story.

What schools serve 18399 State Route O, Rolla, MO?

18399 State Route O, Rolla, MO is assigned to Mark Twain Elementary School (elementary), rated A-; Rolla Junior High School (middle), rated C+; Rolla High School (high), rated C. All sit in Rolla 31 School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18399 State Route O, Rolla, MO compare to other homes in Rolla 65401?

Among the 10,026 homes in Rolla 65401, it is worth more than 23% of them ($179,320 against a typical $247,866), its price per square foot is higher than 81% of them ($208 against a typical $160), it is bigger than 6% of them (864 ft² against a typical 1,556 ft²), its lot is bigger than 88% of them (15.7 ac against a typical 0.6 ac) and it is newer than 49% of them (1979 against a typical 1980). Measured against all of Phelps County, it is worth more than 26% 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 18399 State Route O, Rolla, MO?

The 2025 property tax bill for 18399 State Route O, Rolla, MO was $973. The county assessed it at $18,120.

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