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Rural ResidenceResidential
$486,926$252 / 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 Sep 24, 2026

12890 COUNTY ROAD 8400

ROLLA, MO 65401
4
Beds
1
Baths
1,931 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.
39 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$487K
$453K low$521K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,398 (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.$44,650 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$41,150
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$237,130

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.45
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
56
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.
65
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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.39.00
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Harry S. Truman Elementary SchoolA
Elementary · Grades KG–3 · 6.6 mi
H
Rolla High SchoolB
High · Grades 9–12 · 7.1 mi
M
Rolla Junior High SchoolB+
Middle · Grades 7–8 · 7.8 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%

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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

12890 County Road 8400 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 more than 92% of homes in Rolla 65401
  • Costs more per square foot than 96% of homes in Rolla 65401
  • Bigger than 74% of homes in Phelps County
  • Has a bigger lot than 94% of homes in Rolla 65401
  • Newer than 87% 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
$96K$650K

This home is worth more than 92% 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$486,926
CheaperTypical $238,242Pricier

Pricier than 92% of homes nearby

Price per ft²$252
CheaperTypical $156Pricier

Pricier than 96% of homes nearby

Living area1,931 ft²
SmallerTypical 1,558 ft²Bigger

Bigger than 72% of homes nearby

Lot size39 ac
SmallerTypical 0.6 acBigger

Bigger than 94% of homes nearby

Year built2005
OlderTypical 1980Newer

Newer than 87% of homes nearby

How 12890 County Road 8400 ranks against every home in each area.
MeasureThis homeRolla 65401Phelps County
Estimated valuepricier than$486,92692% of homes92% of homes
Price per ft²pricier than$25296% of homes95% of homes
Living areabigger than1,931 ft²72% of homes74% of homes
Lot sizebigger than39 ac94% of homes91% of homes
Year builtnewer than200587% of homes86% of homes

About 12890 County Road 8400

How much is 12890 County Road 8400, Rolla, MO worth?

The TopHap Estimate for 12890 County Road 8400, Rolla, MO is $486,926 as of Sep 24, 2026. The likely range is $453,111 to $520,741. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12890 County Road 8400, Rolla, MO last sell?

12890 County Road 8400, Rolla, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12890 County Road 8400, Rolla, MO?

12890 County Road 8400, Rolla, MO has 4 bedrooms, 1 bathrooms, 1,931 square feet of living space and a 39.00-acre lot.

When was 12890 County Road 8400, Rolla, MO built?

12890 County Road 8400, Rolla, MO was built in 2005, making it 21 years old. The building has 1 story.

What schools serve 12890 County Road 8400, Rolla, MO?

12890 County Road 8400, Rolla, MO is assigned to Harry S. Truman Elementary School (elementary), rated A; Rolla High School (high), rated B; Rolla Junior High School (middle), rated B+. All sit in Rolla 31 School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12890 County Road 8400, Rolla, MO compare to other homes in Rolla 65401?

Among the 10,047 homes in Rolla 65401, it is worth more than 92% of them ($486,926 against a typical $238,242), its price per square foot is higher than 96% of them ($252 against a typical $156), it is bigger than 72% of them (1,931 ft² against a typical 1,558 ft²), its lot is bigger than 94% of them (39 ac against a typical 0.6 ac) and it is newer than 87% of them (2005 against a typical 1980). Measured against all of Phelps County, it is worth more than 92% 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 12890 County Road 8400, Rolla, MO?

The 2025 property tax bill for 12890 County Road 8400, Rolla, MO was $2,398. The county assessed it at $44,650.

More homes on County Road 8400

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