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Single Family ResidenceResidential
$522,702
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 79How 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
Last sold for $1,127 on Jan 8, 2026

20517 RIVIERA DR

GRETNA, NE 68028
0
Baths
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2025
Year BuiltThe year the home was originally built, according to county records.

Valuation

$523K
$415K low$630K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,127 · Jan 8, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,009 (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.$42,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$42,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$42,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$42,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySARPY
Lot (acres)The size of the land the home sits on, from county records.0.24
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Traffic

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
Squire John Thomas Elementary SchoolB+
Elementary · Grades PK–5 · 0.8 mi
H
Gretna High SchoolA
High · Grades 9–12 · 0.9 mi
M
Gretna Middle SchoolB
Middle · Grades 6–8 · 1.6 mi

District: Gretna Public Schools

Neighborhood · ZIP 68028These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.1%
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.19,395
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.281 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,299
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,948
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

20517 Riviera Dr 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 87% of homes in Sarpy County
  • Among the newest homes in Gretna 68028

What homes are worth in Gretna 68028

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

This home
$216K$1.1M

This home is worth more than 75% of homes in Gretna 68028.

How it measures up in Gretna 68028

The dot is this home. The mark in the middle is the typical home in Gretna 68028.

Estimated value$522,702
CheaperTypical $430,058Pricier

Pricier than 75% of homes nearby

Lot size0.24 ac
SmallerTypical 0.24 acBigger

Bigger than 49% of homes nearby

Year built2025
OlderTypical 2008Newer

Newer than almost all homes nearby

How 20517 Riviera Dr ranks against every home in each area.
MeasureThis homeGretna 68028Sarpy County
Estimated valuepricier than$522,70275% of homes87% of homes
Lot sizebigger than0.24 ac49% of homes61% of homes
Year builtnewer than2025almost all homesalmost all homes

About 20517 Riviera Dr

How much is 20517 Riviera Dr, Gretna, NE worth?

The TopHap Estimate for 20517 Riviera Dr, Gretna, NE is $522,702 as of Sep 24, 2026. The likely range is $415,183 to $630,221. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20517 Riviera Dr, Gretna, NE last sell?

20517 Riviera Dr, Gretna, NE last sold on Jan 8, 2026 for $1,127, according to the county's recorded deed.

When was 20517 Riviera Dr, Gretna, NE built?

20517 Riviera Dr, Gretna, NE was built in 2025, making it 1 years old.

What schools serve 20517 Riviera Dr, Gretna, NE?

20517 Riviera Dr, Gretna, NE is assigned to Squire John Thomas Elementary School (elementary), rated B+; Gretna High School (high), rated A; Gretna Middle School (middle), rated B. All sit in Gretna Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20517 Riviera Dr, Gretna, NE compare to other homes in Gretna 68028?

Among the 6,398 homes in Gretna 68028, it is worth more than 75% of them ($522,702 against a typical $430,058), its lot is bigger than 49% of them (0.24 ac against a typical 0.24 ac) and it is newer than almost all of them (2025 against a typical 2008). Measured against all of Sarpy County, it is worth more than 87% 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 20517 Riviera Dr, Gretna, NE?

The 2025 property tax bill for 20517 Riviera Dr, Gretna, NE was $1,009. The county assessed it at $42,900.

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