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Single Family ResidenceResidential
$70,140$62 / 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 90How 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

188 W UNION ST

GREEN CASTLE, MO 63544
4
Beds
1
Baths
1,124 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.
0.41 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.
8
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

$70K
$63K low$77K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$206 (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.$2,600 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$13,684

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
33
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
15
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountySullivan
Lot (acres)The size of the land the home sits on, from county records.0.41
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 60 ft²

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

E
Green City Elementary SchoolD
Elementary · Grades PK–5 · 3.8 mi
M
Green City High SchoolC+
Middle · Grades 6–12 · 3.8 mi

District: Green City R-I School District

Neighborhood · ZIP 63544These 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.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.794
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,670
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,724
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

188 W Union St 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 83% of homes in Green Castle 63544
  • Costs less per square foot than 95% of homes in Green Castle 63544
  • Has a smaller lot than 84% of homes in Green Castle 63544
  • Among the oldest homes in Green Castle 63544

What homes are worth in Green Castle 63544

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

This home
$41K$532K

This home is worth more than 17% of homes in Green Castle 63544.

How it measures up in Green Castle 63544

The dot is this home. The mark in the middle is the typical home in Green Castle 63544.

Estimated value$70,140
CheaperTypical $175,040Pricier

Pricier than 17% of homes nearby

Price per ft²$62
CheaperTypical $163Pricier

Pricier than 5% of homes nearby

Living area1,124 ft²
SmallerTypical 1,128 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.41 ac
SmallerTypical 17.5 acBigger

Bigger than 16% of homes nearby

Year built1882
OlderTypical 1981Newer

Older than almost all homes nearby

How 188 W Union St ranks against every home in each area.
MeasureThis homeGreen Castle 63544Sullivan County
Estimated valuepricier than$70,14017% of homes47% of homes
Price per ft²pricier than$625% of homes30% of homes
Living areabigger than1,124 ft²50% of homes60% of homes
Lot sizebigger than0.41 ac16% of homes63% of homes
Year builtnewer than1882almost no homes3% of homes

About 188 W Union St

How much is 188 W Union St, Green Castle, MO worth?

The TopHap Estimate for 188 W Union St, Green Castle, MO is $70,140 as of Sep 24, 2026. The likely range is $62,940 to $77,340. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 188 W Union St, Green Castle, MO?

188 W Union St, Green Castle, MO has 4 bedrooms, 1 bathrooms, 1,124 square feet of living space and a 0.41-acre lot.

When was 188 W Union St, Green Castle, MO built?

188 W Union St, Green Castle, MO was built in 1882, making it 144 years old. The building has 2 stories.

What schools serve 188 W Union St, Green Castle, MO?

188 W Union St, Green Castle, MO is assigned to Green City Elementary School (elementary), rated D; Green City High School (middle), rated C+. All sit in Green City R-I School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 188 W Union St, Green Castle, MO compare to other homes in Green Castle 63544?

Among the 430 homes in Green Castle 63544, it is worth more than 17% of them ($70,140 against a typical $175,040), its price per square foot is higher than 5% of them ($62 against a typical $163), it is bigger than 50% of them (1,124 ft² against a typical 1,128 ft²), its lot is bigger than 16% of them (0.41 ac against a typical 17.5 ac) and it is newer than almost none of them (1882 against a typical 1981). Measured against all of Sullivan County, it is worth more than 47% 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 188 W Union St, Green Castle, MO?

The 2025 property tax bill for 188 W Union St, Green Castle, MO was $206. The county assessed it at $2,600.

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