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Single Family ResidenceResidential
$773,465$262 / 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 Oct 21, 2026

18 ROSEMONT AVE

SAINT LOUIS, MO 63119
5
Beds
2.5
Baths
2,956 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1882
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$773K
$679K low$868K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,804 (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.$121,240 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,620
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$59,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$111,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$638,100

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.47
42
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.
78
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.9 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyST. LOUIS
Lot (acres)The size of the land the home sits on, from county records.0.22
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.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.Porch · 578 ft²

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

E
Bristol Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
H
Webster Groves High SchoolA+
High · Grades 9–12 · 0.5 mi
M
Hixson Middle SchoolA+
Middle · Grades 6–8 · 1.0 mi

District: Webster Groves School District

Neighborhood · ZIP 63119These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.147

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
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.34,561
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,140 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,608
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,142
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%

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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

18 Rosemont Ave 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 91% of homes in St. Louis County
  • Costs more per square foot than 85% of homes in St. Louis County
  • Bigger than 90% of homes in Saint Louis 63119
  • Among the oldest homes in St. Louis County

What homes are worth in Saint Louis 63119

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

This home
$159K$1.2M

This home is worth more than 90% of homes in Saint Louis 63119.

How it measures up in Saint Louis 63119

The dot is this home. The mark in the middle is the typical home in Saint Louis 63119.

Estimated value$773,465
CheaperTypical $371,540Pricier

Pricier than 90% of homes nearby

Price per ft²$262
CheaperTypical $260Pricier

Pricier than 52% of homes nearby

Living area2,956 ft²
SmallerTypical 1,487 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.22 ac
SmallerTypical 0.19 acBigger

Bigger than 62% of homes nearby

Year built1882
OlderTypical 1948Newer

Older than almost all homes nearby

How 18 Rosemont Ave ranks against every home in each area.
MeasureThis homeSaint Louis 63119St. Louis County
Estimated valuepricier than$773,46590% of homes91% of homes
Price per ft²pricier than$26252% of homes85% of homes
Living areabigger than2,956 ft²90% of homes88% of homes
Lot sizebigger than0.22 ac62% of homes57% of homes
Year builtnewer than1882almost no homesalmost no homes

About 18 Rosemont Ave

How much is 18 Rosemont Ave, Saint Louis, MO worth?

The TopHap Estimate for 18 Rosemont Ave, Saint Louis, MO is $773,465 as of Oct 21, 2026. The likely range is $679,042 to $867,888. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Rosemont Ave, Saint Louis, MO last sell?

18 Rosemont Ave, Saint Louis, MO last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18 Rosemont Ave, Saint Louis, MO?

18 Rosemont Ave, Saint Louis, MO has 5 bedrooms, 2.5 bathrooms, 2,956 square feet of living space and a 0.22-acre lot.

When was 18 Rosemont Ave, Saint Louis, MO built?

18 Rosemont Ave, Saint Louis, MO was built in 1882, making it 144 years old. It is a colonial home. The building has 2 stories.

What schools serve 18 Rosemont Ave, Saint Louis, MO?

18 Rosemont Ave, Saint Louis, MO is assigned to Bristol Elementary School (elementary), rated A+; Webster Groves High School (high), rated A+; Hixson Middle School (middle), rated A+. All sit in Webster Groves School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Rosemont Ave, Saint Louis, MO compare to other homes in Saint Louis 63119?

Among the 12,172 homes in Saint Louis 63119, it is worth more than 90% of them ($773,465 against a typical $371,540), its price per square foot is higher than 52% of them ($262 against a typical $260), it is bigger than 90% of them (2,956 ft² against a typical 1,487 ft²), its lot is bigger than 62% of them (0.22 ac against a typical 0.19 ac) and it is newer than almost none of them (1882 against a typical 1948). Measured against all of St. Louis County, it is worth more than 91% 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 18 Rosemont Ave, Saint Louis, MO?

The 2025 property tax bill for 18 Rosemont Ave, Saint Louis, MO was $7,804. The county assessed it at $121,240.

More homes on Rosemont Ave

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More homes in Saint Louis 63119

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