Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$514,900$177 / 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 98How 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 $412,000 on Jan 4, 2022

9429 RIVIERA DR

UNION, KY 41091
4
Beds
3 / 1
Baths
2,904 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.
2016
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$515K
$504K low$525K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$412,000 · Jan 4, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,679 (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.$412,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$125,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$287,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$412,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$412,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyBoone
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
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.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Ballyshannon Middle SchoolB-
Middle · Grades 6–8 · 1.0 mi
E
Erpenbeck Elementary SchoolA-
Elementary · Grades KG–5 · 1.4 mi
H
Randall K. Cooper High SchoolA-
High · Grades 9–12 · 2.1 mi

District: Boone County School District

Neighborhood · ZIP 41091These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.207
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.26,024
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.497 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,353
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,272
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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

9429 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 Boone County
  • Costs less per square foot than 68% of homes in Union 41091
  • Bigger than 89% of homes in Boone County
  • Newer than 91% of homes in Boone County

What homes are worth in Union 41091

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

This home
$200K$990K

This home is worth more than 68% of homes in Union 41091.

How it measures up in Union 41091

The dot is this home. The mark in the middle is the typical home in Union 41091.

Estimated value$514,900
CheaperTypical $428,122Pricier

Pricier than 68% of homes nearby

Price per ft²$177
CheaperTypical $193Pricier

Pricier than 32% of homes nearby

Living area2,904 ft²
SmallerTypical 2,243 ft²Bigger

Bigger than 74% of homes nearby

Year built2016
OlderTypical 2004Newer

Newer than 80% of homes nearby

How 9429 Riviera Dr ranks against every home in each area.
MeasureThis homeUnion 41091Boone County
Estimated valuepricier than$514,90068% of homes87% of homes
Price per ft²pricier than$17732% of homes40% of homes
Living areabigger than2,904 ft²74% of homes89% of homes
Year builtnewer than201680% of homes91% of homes

About 9429 Riviera Dr

How much is 9429 Riviera Dr, Union, KY worth?

The TopHap Estimate for 9429 Riviera Dr, Union, KY is $514,900 as of Aug 30, 2026. The likely range is $504,335 to $525,465. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9429 Riviera Dr, Union, KY last sell?

9429 Riviera Dr, Union, KY last sold on Jan 4, 2022 for $412,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9429 Riviera Dr, Union, KY?

9429 Riviera Dr, Union, KY has 4 bedrooms, 3 bathrooms and 2,904 square feet of living space.

When was 9429 Riviera Dr, Union, KY built?

9429 Riviera Dr, Union, KY was built in 2016, making it 10 years old. It is a conventional home. The building has 2 stories.

What schools serve 9429 Riviera Dr, Union, KY?

9429 Riviera Dr, Union, KY is assigned to Ballyshannon Middle School (middle), rated B-; Erpenbeck Elementary School (elementary), rated A-; Randall K. Cooper High School (high), rated A-. All sit in Boone County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9429 Riviera Dr, Union, KY compare to other homes in Union 41091?

Among the 9,802 homes in Union 41091, it is worth more than 68% of them ($514,900 against a typical $428,122), its price per square foot is higher than 32% of them ($177 against a typical $193), it is bigger than 74% of them (2,904 ft² against a typical 2,243 ft²) and it is newer than 80% of them (2016 against a typical 2004). Measured against all of Boone 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 9429 Riviera Dr, Union, KY?

The 2025 property tax bill for 9429 Riviera Dr, Union, KY was $4,679. The county assessed it at $412,000.

More homes on Riviera Dr

Closest homes

More homes in Union 41091

Assigned schools

Explore the area

See this home in context

Open 9429 Riviera Dr 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