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Single Family ResidentialResidential
$639,987$206 / 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 89How 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 $230,625 on Oct 15, 2018

18800 STATE RTE N

SAINT MARY, MO 63673
0
Baths
3,112 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.
4.68 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$640K
$571K low$709K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$230,625 · Oct 15, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,385 (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.$87,070 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,650
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$80,420
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$70,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$458,280

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
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
47
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
84
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
82
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
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 Residential
CountySTE. GENEVIEVE
Lot (acres)The size of the land the home sits on, from county records.4.68
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Ste. Genevieve Elementary SchoolA-
Elementary · Grades PK–5 · 9.2 mi
M
Ste. Genevieve Middle SchoolA
Middle · Grades 6–8 · 9.3 mi
H
Ste. Genevieve Sr. High SchoolB-
High · Grades 9–12 · 9.3 mi

District: Ste. Genevieve County R-Ii School District

Neighborhood · ZIP 63673These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.192

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.7.9%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.3,642
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.32 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,579
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,071
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

18800 State Rte N 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 most valuable homes in Saint Mary 63673
  • Bigger than 98% of homes in Saint Mary 63673
  • Has a bigger lot than 79% of homes in Ste. Genevieve County

What homes are worth in Saint Mary 63673

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

This home
$87K$572K

This home is worth more than almost all homes in Saint Mary 63673.

How it measures up in Saint Mary 63673

The dot is this home. The mark in the middle is the typical home in Saint Mary 63673.

Estimated value$639,987
CheaperTypical $268,434Pricier

Pricier than almost all homes nearby

Price per ft²$206
CheaperTypical $201Pricier

Pricier than 53% of homes nearby

Living area3,112 ft²
SmallerTypical 1,354 ft²Bigger

Bigger than 98% of homes nearby

Lot size4.68 ac
SmallerTypical 3 acBigger

Bigger than 59% of homes nearby

How 18800 State Rte N ranks against every home in each area.
MeasureThis homeSaint Mary 63673Ste. Genevieve County
Estimated valuepricier than$639,987almost all homes97% of homes
Price per ft²pricier than$20653% of homes45% of homes
Living areabigger than3,112 ft²98% of homes98% of homes
Lot sizebigger than4.68 ac59% of homes79% of homes

About 18800 State Rte N

How much is 18800 State Rte N, Saint Mary, MO worth?

The TopHap Estimate for 18800 State Rte N, Saint Mary, MO is $639,987 as of Oct 21, 2026. The likely range is $571,409 to $708,565. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18800 State Rte N, Saint Mary, MO last sell?

18800 State Rte N, Saint Mary, MO last sold on Oct 15, 2018 for $230,625, according to the county's recorded deed.

How big is 18800 State Rte N, Saint Mary, MO?

18800 State Rte N, Saint Mary, MO has 3,112 square feet of living space and a 4.68-acre lot.

What schools serve 18800 State Rte N, Saint Mary, MO?

18800 State Rte N, Saint Mary, MO is assigned to Ste. Genevieve Elementary School (elementary), rated A-; Ste. Genevieve Middle School (middle), rated A; Ste. Genevieve Sr. High School (high), rated B-. All sit in Ste. Genevieve County R-Ii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18800 State Rte N, Saint Mary, MO compare to other homes in Saint Mary 63673?

Among the 1,031 homes in Saint Mary 63673, it is worth more than almost all of them ($639,987 against a typical $268,434), its price per square foot is higher than 53% of them ($206 against a typical $201), it is bigger than 98% of them (3,112 ft² against a typical 1,354 ft²) and its lot is bigger than 59% of them (4.68 ac against a typical 3 ac). Measured against all of Ste. Genevieve County, it is worth more than 97% 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 18800 State Rte N, Saint Mary, MO?

The 2025 property tax bill for 18800 State Rte N, Saint Mary, MO was $3,385. The county assessed it at $87,070.

More homes on State Rte N

Closest homes

More homes in Saint Mary 63673

Assigned schools

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