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Single Family ResidenceResidential
$571,978$210 / 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 Jul 14, 2026
Last sold for $128,000 on Sep 1, 2005

21350 HIGHWAY 40

RIVERDALE, NE 68870
0.5
Baths
2,718 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.
5.02 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$572K
$517K low$627K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$128,000 · Sep 1, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,783 (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.$639,575 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$593,475
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$623,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$639,575

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 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.Single Family Residence
CountyBUFFALO
Lot (acres)The size of the land the home sits on, from county records.5.02
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Deck · 324 ft²Porch · 74 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
Amherst Elementary SchoolB
Elementary · Grades PK–6 · 5.4 mi
M
Amherst High SchoolA-
Middle · Grades 7–12 · 5.4 mi

District: Amherst Public Schools

Neighborhood · ZIP 68870These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
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.771
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,571
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,750
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.25 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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

21350 Highway 40 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 more than 96% of homes in Riverdale 68870
  • Bigger than 96% of homes in Buffalo County
  • Has a bigger lot than 90% of homes in Buffalo County
  • Newer than 67% of homes in Buffalo County

What homes are worth in Riverdale 68870

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

This home
$120K$713K

This home is worth more than 96% of homes in Riverdale 68870.

How it measures up in Riverdale 68870

The dot is this home. The mark in the middle is the typical home in Riverdale 68870.

Estimated value$571,978
CheaperTypical $287,401Pricier

Pricier than 96% of homes nearby

Price per ft²$210
CheaperTypical $193Pricier

Pricier than 62% of homes nearby

Living area2,718 ft²
SmallerTypical 1,531 ft²Bigger

Bigger than 94% of homes nearby

Lot size5.02 ac
SmallerTypical 1.89 acBigger

Bigger than 68% of homes nearby

Year built1994
OlderTypical 1974Newer

Newer than 66% of homes nearby

How 21350 Highway 40 ranks against every home in each area.
MeasureThis homeRiverdale 68870Buffalo County
Estimated valuepricier than$571,97896% of homes96% of homes
Price per ft²pricier than$21062% of homes49% of homes
Living areabigger than2,718 ft²94% of homes96% of homes
Lot sizebigger than5.02 ac68% of homes90% of homes
Year builtnewer than199466% of homes67% of homes

About 21350 Highway 40

How much is 21350 Highway 40, Riverdale, NE worth?

The TopHap Estimate for 21350 Highway 40, Riverdale, NE is $571,978 as of Jul 14, 2026. The likely range is $517,338 to $626,618. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21350 Highway 40, Riverdale, NE last sell?

21350 Highway 40, Riverdale, NE last sold on Sep 1, 2005 for $128,000, according to the county's recorded deed.

How big is 21350 Highway 40, Riverdale, NE?

21350 Highway 40, Riverdale, NE has 0.5 bathrooms, 2,718 square feet of living space and a 5.02-acre lot.

When was 21350 Highway 40, Riverdale, NE built?

21350 Highway 40, Riverdale, NE was built in 1994, making it 32 years old. The building has 1 story.

What schools serve 21350 Highway 40, Riverdale, NE?

21350 Highway 40, Riverdale, NE is assigned to Amherst Elementary School (elementary), rated B; Amherst High School (middle), rated A-. All sit in Amherst Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21350 Highway 40, Riverdale, NE compare to other homes in Riverdale 68870?

Among the 193 homes in Riverdale 68870, it is worth more than 96% of them ($571,978 against a typical $287,401), its price per square foot is higher than 62% of them ($210 against a typical $193), it is bigger than 94% of them (2,718 ft² against a typical 1,531 ft²), its lot is bigger than 68% of them (5.02 ac against a typical 1.89 ac) and it is newer than 66% of them (1994 against a typical 1974). Measured against all of Buffalo County, it is worth more than 96% 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 21350 Highway 40, Riverdale, NE?

The 2025 property tax bill for 21350 Highway 40, Riverdale, NE was $5,783. The county assessed it at $639,575.

More homes on Highway 40

Closest homes

More homes in Riverdale 68870

Assigned schools

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