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Single Family ResidenceResidential
$254,147$169 / 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 74How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

12100 COUNTY ROAD 3140

ROLLA, MO 65401
3
Beds
1
Baths
1,500 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$254K
$189K low$319K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,278 (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.$26,760 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,360
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$22,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$26,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$140,840

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.49
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
52
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.
64
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.6 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.1 percent flood zone

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
CountyPHELPS
Lot (acres)The size of the land the home sits on, from county records.0.50
ConstructionThe main material the home's frame and walls are built from.Brick
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.Mixed
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.

M
St. James Middle SchoolC+
Middle · Grades 6–8 · 4.6 mi
H
St. James High SchoolB-
High · Grades 9–12 · 5.1 mi
E
Lucy Wortham James Elementary SchoolC+
Elementary · Grades PK–5 · 5.2 mi

District: St. James R-I 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

12100 County Road 3140 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.

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
$93K$682K

This home is worth more than 52% 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$254,147
CheaperTypical $248,000Pricier

Pricier than 52% of homes nearby

Price per ft²$169
CheaperTypical $161Pricier

Pricier than 59% of homes nearby

Living area1,500 ft²
SmallerTypical 1,554 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.5 ac
SmallerTypical 0.6 acBigger

Bigger than 49% of homes nearby

Year built1971
OlderTypical 1980Newer

Newer than 39% of homes nearby

How 12100 County Road 3140 ranks against every home in each area.
MeasureThis homeRolla 65401Phelps County
Estimated valuepricier than$254,14752% of homes54% of homes
Price per ft²pricier than$16959% of homes59% of homes
Living areabigger than1,500 ft²46% of homes49% of homes
Lot sizebigger than0.5 ac49% of homes42% of homes
Year builtnewer than197139% of homes40% of homes

About 12100 County Road 3140

How much is 12100 County Road 3140, Rolla, MO worth?

The TopHap Estimate for 12100 County Road 3140, Rolla, MO is $254,147 as of Aug 30, 2026. The likely range is $189,209 to $319,085. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12100 County Road 3140, Rolla, MO last sell?

12100 County Road 3140, Rolla, MO last sold on May 12, 1971, according to the county's recorded deed.

How big is 12100 County Road 3140, Rolla, MO?

12100 County Road 3140, Rolla, MO has 3 bedrooms, 1 bathrooms, 1,500 square feet of living space and a 0.50-acre lot.

When was 12100 County Road 3140, Rolla, MO built?

12100 County Road 3140, Rolla, MO was built in 1971, making it 55 years old. The building has 1 story.

What schools serve 12100 County Road 3140, Rolla, MO?

12100 County Road 3140, Rolla, MO is assigned to St. James Middle School (middle), rated C+; St. James High School (high), rated B-; Lucy Wortham James Elementary School (elementary), rated C+. All sit in St. James R-I School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12100 County Road 3140, Rolla, MO compare to other homes in Rolla 65401?

Among the 10,019 homes in Rolla 65401, it is worth more than 52% of them ($254,147 against a typical $248,000), its price per square foot is higher than 59% of them ($169 against a typical $161), it is bigger than 46% of them (1,500 ft² against a typical 1,554 ft²), its lot is bigger than 49% of them (0.5 ac against a typical 0.6 ac) and it is newer than 39% of them (1971 against a typical 1980). Measured against all of Phelps County, it is worth more than 54% 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 12100 County Road 3140, Rolla, MO?

The 2025 property tax bill for 12100 County Road 3140, Rolla, MO was $1,278. The county assessed it at $26,760.

More homes on County Road 3140

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Assigned schools

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