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Single Family ResidenceResidential
$232,196$225 / 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 88How 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
Last sold for $215,000 on Aug 7, 2023

10423 ROSCOMMON DR

SAINT LOUIS, MO 63123
3
Beds
1
Baths
1,032 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
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

$232K
$203K low$261K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Aug 7, 2023
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.$23,646
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$18,917
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.85%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$208,550
FIRST STATE BANK OF ST CHARLES MO · recorded Aug 7, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,370 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$38,890 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$18,790
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$35,950
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$204,700

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.52
65
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
88
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
79
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
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.51%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountySt. Louis
Lot (acres)The size of the land the home sits on, from county records.0.21
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 100 ft²

Transaction History(3)

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
Dressel Elementary SchoolB
Elementary · Grades KG–5 · 0.5 mi
H
Lindbergh High SchoolA
High · Grades 9–12 · 1.6 mi
M
Sperreng Middle SchoolB+
Middle · Grades 6–8 · 1.8 mi

District: Lindbergh School District

Neighborhood · ZIP 63123These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.148

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
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.49,901
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,037 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,459
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,085
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

10423 Roscommon Dr 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 86% of homes in Concord
  • Costs more per square foot than 71% of homes in Concord
  • Smaller than 84% of homes in Concord
  • Has a bigger lot than 75% of homes in Saint Louis 63123
  • Older than 72% of homes in Concord

What homes are worth in Saint Louis 63123

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

This home
$124K$590K

This home is worth more than 44% of homes in Saint Louis 63123.

How it measures up in Saint Louis 63123

The dot is this home. The mark in the middle is the typical home in Saint Louis 63123.

Estimated value$232,196
CheaperTypical $240,048Pricier

Pricier than 44% of homes nearby

Price per ft²$225
CheaperTypical $205Pricier

Pricier than 71% of homes nearby

Living area1,032 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.21 ac
SmallerTypical 0.17 acBigger

Bigger than 75% of homes nearby

Year built1959
OlderTypical 1956Newer

Newer than 63% of homes nearby

How 10423 Roscommon Dr ranks against every home in each area.
MeasureThis homeConcordSaint Louis 63123St. Louis County
Estimated valuepricier than$232,19614% of homes44% of homes42% of homes
Price per ft²pricier than$22571% of homes71% of homes70% of homes
Living areabigger than1,032 ft²16% of homes31% of homes23% of homes
Lot sizebigger than0.21 ac43% of homes75% of homes53% of homes
Year builtnewer than195928% of homes63% of homes41% of homes

About 10423 Roscommon Dr

How much is 10423 Roscommon Dr, Saint Louis, MO worth?

The TopHap Estimate for 10423 Roscommon Dr, Saint Louis, MO is $232,196 as of Jul 14, 2026. The likely range is $203,308 to $261,084. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10423 Roscommon Dr, Saint Louis, MO last sell?

10423 Roscommon Dr, Saint Louis, MO last sold on Aug 7, 2023 for $215,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10423 Roscommon Dr, Saint Louis, MO?

10423 Roscommon Dr, Saint Louis, MO has 3 bedrooms, 1 bathrooms, 1,032 square feet of living space and a 0.21-acre lot.

When was 10423 Roscommon Dr, Saint Louis, MO built?

10423 Roscommon Dr, Saint Louis, MO was built in 1959, making it 67 years old. It is a ranch home. The building has 1 story.

What schools serve 10423 Roscommon Dr, Saint Louis, MO?

10423 Roscommon Dr, Saint Louis, MO is assigned to Dressel Elementary School (elementary), rated B; Lindbergh High School (high), rated A; Sperreng Middle School (middle), rated B+. All sit in Lindbergh School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10423 Roscommon Dr, Saint Louis, MO compare to other homes in Saint Louis 63123?

Among the 19,635 homes in Saint Louis 63123, it is worth more than 44% of them ($232,196 against a typical $240,048), its price per square foot is higher than 71% of them ($225 against a typical $205), it is bigger than 31% of them (1,032 ft² against a typical 1,200 ft²), its lot is bigger than 75% of them (0.21 ac against a typical 0.17 ac) and it is newer than 63% of them (1959 against a typical 1956). Measured against all of St. Louis County, it is worth more than 42% 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 10423 Roscommon Dr, Saint Louis, MO?

The 2024 property tax bill for 10423 Roscommon Dr, Saint Louis, MO was $2,370. The county assessed it at $38,890.

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