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Single Family ResidenceResidential
$141,051$169 / 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 96How 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 $157,300 on Sep 30, 2021

2639 HIGHWAY 100

GRAY SUMMIT, MO 63039
1
Beds
1
Baths
834 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$141K
$135K low$147K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$157,300 · Sep 30, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,105 (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.$14,330 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$12,753
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$75,420

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
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
42
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.
76
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
CountyFRANKLIN
Lot (acres)The size of the land the home sits on, from county records.0.20
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Pacific High SchoolC
High · Grades 9–12 · 2.0 mi
E
Truman Elementary SchoolB
Elementary · Grades KG–4 · 2.0 mi
M
Riverbend Middle SchoolB+
Middle · Grades 7–8 · 3.1 mi

District: Meramec Valley R-Iii School District

Neighborhood · ZIP 63039These 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.81
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 100.108

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.605
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.142 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,618
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,667
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

2639 Highway 100 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 94% of homes in Gray Summit 63039
  • Costs less per square foot than 73% of homes in Franklin County
  • Smaller than 96% of homes in Gray Summit 63039
  • Has a smaller lot than 80% of homes in Gray Summit 63039
  • Older than 94% of homes in Gray Summit 63039

What homes are worth in Gray Summit 63039

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

This home
$107K$558K

This home is worth more than 6% of homes in Gray Summit 63039.

How it measures up in Gray Summit 63039

The dot is this home. The mark in the middle is the typical home in Gray Summit 63039.

Estimated value$141,051
CheaperTypical $205,716Pricier

Pricier than 6% of homes nearby

Price per ft²$169
CheaperTypical $190Pricier

Pricier than 32% of homes nearby

Living area834 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.2 ac
SmallerTypical 0.4 acBigger

Bigger than 20% of homes nearby

Year built1920
OlderTypical 1967Newer

Newer than 6% of homes nearby

How 2639 Highway 100 ranks against every home in each area.
MeasureThis homeGray Summit 63039Franklin County
Estimated valuepricier than$141,0516% of homes7% of homes
Price per ft²pricier than$16932% of homes27% of homes
Living areabigger than834 ft²4% of homes8% of homes
Lot sizebigger than0.2 ac20% of homes22% of homes
Year builtnewer than19206% of homes6% of homes

About 2639 Highway 100

How much is 2639 Highway 100, Gray Summit, MO worth?

The TopHap Estimate for 2639 Highway 100, Gray Summit, MO is $141,051 as of Sep 24, 2026. The likely range is $135,309 to $146,793. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2639 Highway 100, Gray Summit, MO last sell?

2639 Highway 100, Gray Summit, MO last sold on Sep 30, 2021 for $157,300, according to the county's recorded deed.

How big is 2639 Highway 100, Gray Summit, MO?

2639 Highway 100, Gray Summit, MO has 1 bedrooms, 1 bathrooms, 834 square feet of living space and a 0.20-acre lot.

When was 2639 Highway 100, Gray Summit, MO built?

2639 Highway 100, Gray Summit, MO was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 2639 Highway 100, Gray Summit, MO?

2639 Highway 100, Gray Summit, MO is assigned to Pacific High School (high), rated C; Truman Elementary School (elementary), rated B; Riverbend Middle School (middle), rated B+. All sit in Meramec Valley R-Iii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2639 Highway 100, Gray Summit, MO compare to other homes in Gray Summit 63039?

Among the 320 homes in Gray Summit 63039, it is worth more than 6% of them ($141,051 against a typical $205,716), its price per square foot is higher than 32% of them ($169 against a typical $190), it is bigger than 4% of them (834 ft² against a typical 1,216 ft²), its lot is bigger than 20% of them (0.2 ac against a typical 0.4 ac) and it is newer than 6% of them (1920 against a typical 1967). Measured against all of Franklin County, it is worth more than 7% 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 2639 Highway 100, Gray Summit, MO?

The 2025 property tax bill for 2639 Highway 100, Gray Summit, MO was $1,105. The county assessed it at $14,330.

More homes on Highway 100

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