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Single Family ResidenceResidential
$443,576$229 / 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 97How 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

421 OLD FARM RD

ROBERTSVILLE, MO 63072
3
Beds
1
Baths
1,941 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.
5 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
1
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

$444K
$431K low$456K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,572 (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.$49,982 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,785
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$263,060

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.48
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
48
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
74
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
37
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyFranklin
Lot (acres)The size of the land the home sits on, from county records.5.00
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

E
Robertsville Elementary SchoolB+
Elementary · Grades KG–4 · 2.6 mi
M
Riverbend Middle SchoolB+
Middle · Grades 7–8 · 5.7 mi
H
Pacific High SchoolC
High · Grades 9–12 · 5.8 mi

District: Meramec Valley R-Iii School District

Neighborhood · ZIP 63072These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.120

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.6.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
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.3,424
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.88 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,241
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,135
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

421 Old Farm Rd 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 82% of homes in Robertsville 63072
  • Costs more per square foot than 71% of homes in Franklin County
  • Bigger than 80% of homes in Robertsville 63072
  • Has a bigger lot than 77% of homes in Franklin County

What homes are worth in Robertsville 63072

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

This home
$77K$655K

This home is worth more than 82% of homes in Robertsville 63072.

How it measures up in Robertsville 63072

The dot is this home. The mark in the middle is the typical home in Robertsville 63072.

Estimated value$443,576
CheaperTypical $305,030Pricier

Pricier than 82% of homes nearby

Price per ft²$229
CheaperTypical $207Pricier

Pricier than 67% of homes nearby

Living area1,941 ft²
SmallerTypical 1,406 ft²Bigger

Bigger than 80% of homes nearby

Lot size5 ac
SmallerTypical 4.7 acBigger

Bigger than 56% of homes nearby

Year built1994
OlderTypical 1988Newer

Newer than 61% of homes nearby

How 421 Old Farm Rd ranks against every home in each area.
MeasureThis homeRobertsville 63072Franklin County
Estimated valuepricier than$443,57682% of homes82% of homes
Price per ft²pricier than$22967% of homes71% of homes
Living areabigger than1,941 ft²80% of homes80% of homes
Lot sizebigger than5 ac56% of homes77% of homes
Year builtnewer than199461% of homes64% of homes

About 421 Old Farm Rd

How much is 421 Old Farm Rd, Robertsville, MO worth?

The TopHap Estimate for 421 Old Farm Rd, Robertsville, MO is $443,576 as of Sep 24, 2026. The likely range is $430,886 to $456,266. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Old Farm Rd, Robertsville, MO last sell?

421 Old Farm Rd, Robertsville, MO last sold on Oct 7, 2019, according to the county's recorded deed.

How big is 421 Old Farm Rd, Robertsville, MO?

421 Old Farm Rd, Robertsville, MO has 3 bedrooms, 1 bathrooms, 1,941 square feet of living space and a 5.00-acre lot.

When was 421 Old Farm Rd, Robertsville, MO built?

421 Old Farm Rd, Robertsville, MO was built in 1994, making it 32 years old. It is a a-frame home. The building has 1 story.

What schools serve 421 Old Farm Rd, Robertsville, MO?

421 Old Farm Rd, Robertsville, MO is assigned to Robertsville Elementary School (elementary), rated B+; Riverbend Middle School (middle), rated B+; Pacific High School (high), rated C. All sit in Meramec Valley R-Iii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Old Farm Rd, Robertsville, MO compare to other homes in Robertsville 63072?

Among the 1,326 homes in Robertsville 63072, it is worth more than 82% of them ($443,576 against a typical $305,030), its price per square foot is higher than 67% of them ($229 against a typical $207), it is bigger than 80% of them (1,941 ft² against a typical 1,406 ft²), its lot is bigger than 56% of them (5 ac against a typical 4.7 ac) and it is newer than 61% of them (1994 against a typical 1988). Measured against all of Franklin County, it is worth more than 82% 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 421 Old Farm Rd, Robertsville, MO?

The 2025 property tax bill for 421 Old Farm Rd, Robertsville, MO was $3,572. The county assessed it at $49,982.

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