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Single Family ResidenceResidential
$227,714$256 / 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 95How 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
Last sold for $159,900 on May 10, 2019

5540 VALLEYSIDE LN

SAINT LOUIS, MO 63128
3
Beds
1.5
Baths
888 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$228K
$216K low$239K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$159,900 · May 10, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,378 (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.$37,910 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$23,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,820
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$199,500

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.40
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
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.
80
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.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.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.0.18
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 288 ft²Patio · 288 ft²Porch · 135 ft²

Transaction History(2)

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.

M
Washington Middle SchoolA-
Middle · Grades 6–8 · 0.9 mi
E
Hagemann Elementary SchoolA
Elementary · Grades PK–5 · 2.0 mi
H
Mehlville High SchoolB
High · Grades 9–12 · 3.6 mi

District: Mehlville R-Ix School District

Neighborhood · ZIP 63128These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.152

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.28,585
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,788 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,603
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,612
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

5540 Valleyside Ln 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 89% of homes in Saint Louis 63128
  • Costs more per square foot than 92% of homes in Saint Louis 63128
  • Smaller than 96% of homes in Saint Louis 63128
  • Has a smaller lot than 78% of homes in Saint Louis 63128

What homes are worth in Saint Louis 63128

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

This home
$133K$884K

This home is worth more than 11% of homes in Saint Louis 63128.

How it measures up in Saint Louis 63128

The dot is this home. The mark in the middle is the typical home in Saint Louis 63128.

Estimated value$227,714
CheaperTypical $349,968Pricier

Pricier than 11% of homes nearby

Price per ft²$256
CheaperTypical $189Pricier

Pricier than 92% of homes nearby

Living area888 ft²
SmallerTypical 1,805 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.18 ac
SmallerTypical 0.26 acBigger

Bigger than 22% of homes nearby

Year built1968
OlderTypical 1972Newer

Newer than 42% of homes nearby

How 5540 Valleyside Ln ranks against every home in each area.
MeasureThis homeSaint Louis 63128St. Louis County
Estimated valuepricier than$227,71411% of homes40% of homes
Price per ft²pricier than$25692% of homes84% of homes
Living areabigger than888 ft²4% of homes10% of homes
Lot sizebigger than0.18 ac22% of homes41% of homes
Year builtnewer than196842% of homes59% of homes

About 5540 Valleyside Ln

How much is 5540 Valleyside Ln, Saint Louis, MO worth?

The TopHap Estimate for 5540 Valleyside Ln, Saint Louis, MO is $227,714 as of Oct 21, 2026. The likely range is $216,404 to $239,024. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5540 Valleyside Ln, Saint Louis, MO last sell?

5540 Valleyside Ln, Saint Louis, MO last sold on May 10, 2019 for $159,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 5540 Valleyside Ln, Saint Louis, MO?

5540 Valleyside Ln, Saint Louis, MO has 3 bedrooms, 1.5 bathrooms, 888 square feet of living space and a 0.18-acre lot.

When was 5540 Valleyside Ln, Saint Louis, MO built?

5540 Valleyside Ln, Saint Louis, MO was built in 1968, making it 58 years old. It is a ranch home. The building has 1 story.

What schools serve 5540 Valleyside Ln, Saint Louis, MO?

5540 Valleyside Ln, Saint Louis, MO is assigned to Washington Middle School (middle), rated A-; Hagemann Elementary School (elementary), rated A; Mehlville High School (high), rated B. All sit in Mehlville R-Ix School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5540 Valleyside Ln, Saint Louis, MO compare to other homes in Saint Louis 63128?

Among the 11,393 homes in Saint Louis 63128, it is worth more than 11% of them ($227,714 against a typical $349,968), its price per square foot is higher than 92% of them ($256 against a typical $189), it is bigger than 4% of them (888 ft² against a typical 1,805 ft²), its lot is bigger than 22% of them (0.18 ac against a typical 0.26 ac) and it is newer than 42% of them (1968 against a typical 1972). Measured against all of St. Louis County, it is worth more than 40% 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 5540 Valleyside Ln, Saint Louis, MO?

The 2025 property tax bill for 5540 Valleyside Ln, Saint Louis, MO was $2,378. The county assessed it at $37,910.

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