Skip to content
Skip to content
TopHapOpen in map
Single Family ResidentialResidential
$116,839$115 / 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 56How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $68,000 on Feb 2, 2012

845 WALNUT ST

UNION STAR, MO 64494
2
Beds
1
Baths
1,014 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
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

$117K
$66K low$168K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$68,000 · Feb 2, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$484 (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.$5,770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,010
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,760
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,110
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$30,374

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.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
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.
54
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
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
CountyDeKalb
Lot (acres)The size of the land the home sits on, from county records.0.30
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 117 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
Union Star High SchoolB+
Middle · Grades 6–12 · 0.2 mi
E
Union Star Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi

District: Union Star R-Ii School District

Neighborhood · ZIP 64494These 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.148
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.124
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.90%
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.8.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.666
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,989
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,266
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Owner Tools

Do you own this home?
Claim this home

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

845 Walnut 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 92% of homes in DeKalb County
  • Costs less per square foot than 82% of homes in DeKalb County
  • Smaller than 85% of homes in DeKalb County
  • Has a smaller lot than 80% of homes in Union Star 64494
  • Older than 75% of homes in DeKalb County

What homes are worth in Union Star 64494

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

This home
$58K$653K

This home is worth more than 22% of homes in Union Star 64494.

How it measures up in Union Star 64494

The dot is this home. The mark in the middle is the typical home in Union Star 64494.

Estimated value$116,839
CheaperTypical $207,207Pricier

Pricier than 22% of homes nearby

Price per ft²$115
CheaperTypical $127Pricier

Pricier than 44% of homes nearby

Living area1,014 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.3 ac
SmallerTypical 2.93 acBigger

Bigger than 20% of homes nearby

Year built1946
OlderTypical 1958Newer

Newer than 40% of homes nearby

How 845 Walnut St ranks against every home in each area.
MeasureThis homeUnion Star 64494DeKalb County
Estimated valuepricier than$116,83922% of homes8% of homes
Price per ft²pricier than$11544% of homes18% of homes
Living areabigger than1,014 ft²17% of homes15% of homes
Lot sizebigger than0.3 ac20% of homes21% of homes
Year builtnewer than194640% of homes25% of homes

About 845 Walnut St

How much is 845 Walnut St, Union Star, MO worth?

The TopHap Estimate for 845 Walnut St, Union Star, MO is $116,839 as of Aug 30, 2026. The likely range is $65,514 to $168,164. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 845 Walnut St, Union Star, MO last sell?

845 Walnut St, Union Star, MO last sold on Feb 2, 2012 for $68,000, according to the county's recorded deed.

How big is 845 Walnut St, Union Star, MO?

845 Walnut St, Union Star, MO has 2 bedrooms, 1 bathrooms, 1,014 square feet of living space and a 0.30-acre lot.

When was 845 Walnut St, Union Star, MO built?

845 Walnut St, Union Star, MO was built in 1946, making it 80 years old. The building has 1 story.

What schools serve 845 Walnut St, Union Star, MO?

845 Walnut St, Union Star, MO is assigned to Union Star High School (middle), rated B+; Union Star Elementary School (elementary), rated A+. All sit in Union Star R-Ii School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 845 Walnut St, Union Star, MO compare to other homes in Union Star 64494?

Among the 448 homes in Union Star 64494, it is worth more than 22% of them ($116,839 against a typical $207,207), its price per square foot is higher than 44% of them ($115 against a typical $127), it is bigger than 17% of them (1,014 ft² against a typical 1,500 ft²), its lot is bigger than 20% of them (0.3 ac against a typical 2.93 ac) and it is newer than 40% of them (1946 against a typical 1958). Measured against all of DeKalb County, it is worth more than 8% 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 845 Walnut St, Union Star, MO?

The 2025 property tax bill for 845 Walnut St, Union Star, MO was $484. The county assessed it at $5,770.

More homes on Walnut St

Closest homes

More homes in Union Star 64494

Assigned schools

Explore the area

See this home in context

Open 845 Walnut St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map