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Rural ResidenceResidential
$279,959$190 / 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 Oct 21, 2026

4103 18TH ST

UNION, NE 68455
3
Beds
2
Baths
1,474 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.
2.5 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$280K
$184K low$376K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,567 (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.$295,930 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$52,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$243,330
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$290,455
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$295,930

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.42
50
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
56
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
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.14 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.Rural Residence
CountyCASS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2017
Lot (acres)The size of the land the home sits on, from county records.2.50
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
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.DeckShed · 72 ft²Patio · 229 ft²

Transaction History(1)

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.

E
Conestoga Elementary SchoolB+
Elementary · Grades PK–6 · 4.0 mi
M
Conestoga Jr/Sr High SchoolA-
Middle · Grades 7–12 · 4.2 mi

District: Conestoga Public Schools

Neighborhood · ZIP 68455These 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.142
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.79%
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.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.842
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.20 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,276
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,799
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

4103 18th 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 69% of homes in Union 68455
  • Costs less per square foot than 74% of homes in Union 68455
  • Has a bigger lot than 77% of homes in Cass County
  • Newer than 90% of homes in Union 68455

What homes are worth in Union 68455

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

This home
$93K$754K

This home is worth more than 31% of homes in Union 68455.

How it measures up in Union 68455

The dot is this home. The mark in the middle is the typical home in Union 68455.

Estimated value$279,959
CheaperTypical $364,394Pricier

Pricier than 31% of homes nearby

Price per ft²$190
CheaperTypical $249Pricier

Pricier than 26% of homes nearby

Living area1,474 ft²
SmallerTypical 1,479 ft²Bigger

Bigger than 49% of homes nearby

Lot size2.5 ac
SmallerTypical 0.26 acBigger

Bigger than 74% of homes nearby

Year built2000
OlderTypical 1968Newer

Newer than 90% of homes nearby

How 4103 18th St ranks against every home in each area.
MeasureThis homeUnion 68455Cass County
Estimated valuepricier than$279,95931% of homes41% of homes
Price per ft²pricier than$19026% of homes35% of homes
Living areabigger than1,474 ft²49% of homes48% of homes
Lot sizebigger than2.5 ac74% of homes77% of homes
Year builtnewer than200090% of homes76% of homes

About 4103 18th St

How much is 4103 18th St, Union, NE worth?

The TopHap Estimate for 4103 18th St, Union, NE is $279,959 as of Oct 21, 2026. The likely range is $184,206 to $375,712. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4103 18th St, Union, NE last sell?

4103 18th St, Union, NE last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4103 18th St, Union, NE?

4103 18th St, Union, NE has 3 bedrooms, 2 bathrooms, 1,474 square feet of living space and a 2.50-acre lot.

When was 4103 18th St, Union, NE built?

4103 18th St, Union, NE was built in 2000, making it 26 years old. The building has 1 story.

What schools serve 4103 18th St, Union, NE?

4103 18th St, Union, NE is assigned to Conestoga Elementary School (elementary), rated B+; Conestoga Jr/Sr High School (middle), rated A-. All sit in Conestoga Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4103 18th St, Union, NE compare to other homes in Union 68455?

Among the 442 homes in Union 68455, it is worth more than 31% of them ($279,959 against a typical $364,394), its price per square foot is higher than 26% of them ($190 against a typical $249), it is bigger than 49% of them (1,474 ft² against a typical 1,479 ft²), its lot is bigger than 74% of them (2.5 ac against a typical 0.26 ac) and it is newer than 90% of them (2000 against a typical 1968). Measured against all of Cass County, it is worth more than 41% 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 4103 18th St, Union, NE?

The 2025 property tax bill for 4103 18th St, Union, NE was $3,567. The county assessed it at $295,930.

More homes on 18th St

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Assigned schools

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