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Single Family ResidenceResidential
$51,334$59 / 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 66How 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
Last sold for $15,001 on Feb 21, 2019

812 MARION PL

SAINT LOUIS, MO 63135
3
Beds
1
Baths
866 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
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

$51K
$34K low$69K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$15,001 · Feb 21, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,252 (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.$17,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$11,890
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$93,700

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.43
37
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
87
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.
4
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.7 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.Bungalow
CountyST. LOUIS
Lot (acres)The size of the land the home sits on, from county records.0.12
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
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 · 56 ft²

Transaction History(4)

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
Ferguson Middle SchoolD-
Middle · Grades 7–8 · 1.5 mi
E
Holman Primary School
Elementary · Grades PK–2 · 2.4 mi
H
McCluer High SchoolF
High · Grades 9–12 · 2.6 mi

District: Ferguson-Florissant School District

Neighborhood · ZIP 63135These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.126

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.18,386
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,955 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,061
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,146
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

812 Marion Pl 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.

  • Among the least valuable homes in St. Louis County
  • Costs less per square foot than 98% of homes in St. Louis County
  • Smaller than 92% of homes in St. Louis County
  • Has a smaller lot than 97% of homes in Saint Louis 63135
  • Older than 82% of homes in St. Louis County

What homes are worth in Saint Louis 63135

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

This home
$43K$277K

This home is worth more than 4% of homes in Saint Louis 63135.

How it measures up in Saint Louis 63135

The dot is this home. The mark in the middle is the typical home in Saint Louis 63135.

Estimated value$51,334
CheaperTypical $95,279Pricier

Pricier than 4% of homes nearby

Price per ft²$59
CheaperTypical $89Pricier

Pricier than 6% of homes nearby

Living area866 ft²
SmallerTypical 1,064 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.11 ac
SmallerTypical 0.19 acBigger

Bigger than 3% of homes nearby

Year built1948
OlderTypical 1952Newer

Newer than 34% of homes nearby

How 812 Marion Pl ranks against every home in each area.
MeasureThis homeSaint Louis 63135St. Louis County
Estimated valuepricier than$51,3344% of homesalmost no homes
Price per ft²pricier than$596% of homes2% of homes
Living areabigger than866 ft²21% of homes8% of homes
Lot sizebigger than0.11 ac3% of homes12% of homes
Year builtnewer than194834% of homes18% of homes

About 812 Marion Pl

How much is 812 Marion Pl, Saint Louis, MO worth?

The TopHap Estimate for 812 Marion Pl, Saint Louis, MO is $51,334 as of Sep 24, 2026. The likely range is $33,860 to $68,808. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 812 Marion Pl, Saint Louis, MO last sell?

812 Marion Pl, Saint Louis, MO last sold on Feb 21, 2019 for $15,001, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 812 Marion Pl, Saint Louis, MO?

812 Marion Pl, Saint Louis, MO has 3 bedrooms, 1 bathrooms, 866 square feet of living space and a 0.12-acre lot.

When was 812 Marion Pl, Saint Louis, MO built?

812 Marion Pl, Saint Louis, MO was built in 1948, making it 78 years old. It is a bungalow home. The building has 1 story.

What schools serve 812 Marion Pl, Saint Louis, MO?

812 Marion Pl, Saint Louis, MO is assigned to Ferguson Middle School (middle), rated D-; Holman Primary School (elementary); McCluer High School (high), rated F. All sit in Ferguson-Florissant School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 812 Marion Pl, Saint Louis, MO compare to other homes in Saint Louis 63135?

Among the 8,007 homes in Saint Louis 63135, it is worth more than 4% of them ($51,334 against a typical $95,279), its price per square foot is higher than 6% of them ($59 against a typical $89), it is bigger than 21% of them (866 ft² against a typical 1,064 ft²), its lot is bigger than 3% of them (0.11 ac against a typical 0.19 ac) and it is newer than 34% of them (1948 against a typical 1952). Measured against all of St. Louis County, it is worth more than almost no 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 812 Marion Pl, Saint Louis, MO?

The 2025 property tax bill for 812 Marion Pl, Saint Louis, MO was $1,252. The county assessed it at $17,800.

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