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Single Family ResidenceResidential
$489,429$367 / 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 89How 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

1121 RIVER HEIGHTS DR

MILLS, WY 82604
3
Beds
3
Baths
1,334 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
2016
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$489K
$438K low$541K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,007 (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.$41,255 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,553
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$36,702
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$31,780
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$436,659

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.37
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
59
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
19
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
39
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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyNATRONA
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.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(3)

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
Paradise Valley Elementary SchoolC+
Elementary · Grades KG–5 · 1.4 mi
M
C y Middle SchoolB+
Middle · Grades 6–8 · 3.2 mi
H
Natrona County High SchoolD+
High · Grades 9–12 · 4.2 mi

District: Natrona County School District 1

Neighborhood · ZIP 82604These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
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.28,759
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.13 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,218
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,119
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.15 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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

1121 River Heights 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 85% of homes in Casper 82604
  • Costs more per square foot than 95% of homes in Casper 82604
  • Newer than 95% of homes in Casper 82604

What homes are worth in Casper 82604

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

This home
$179K$888K

This home is worth more than 85% of homes in Casper 82604.

How it measures up in Casper 82604

The dot is this home. The mark in the middle is the typical home in Casper 82604.

Estimated value$489,429
CheaperTypical $318,042Pricier

Pricier than 85% of homes nearby

Price per ft²$367
CheaperTypical $250Pricier

Pricier than 95% of homes nearby

Living area1,334 ft²
SmallerTypical 1,270 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.19 ac
SmallerTypical 0.19 acBigger

Bigger than 48% of homes nearby

Year built2016
OlderTypical 1977Newer

Newer than 95% of homes nearby

How 1121 River Heights Dr ranks against every home in each area.
MeasureThis homeCasper 82604Natrona County
Estimated valuepricier than$489,42985% of homes85% of homes
Price per ft²pricier than$36795% of homes94% of homes
Living areabigger than1,334 ft²56% of homes57% of homes
Lot sizebigger than0.19 ac48% of homes47% of homes
Year builtnewer than201695% of homes95% of homes

About 1121 River Heights Dr

How much is 1121 River Heights Dr, Mills, WY worth?

The TopHap Estimate for 1121 River Heights Dr, Mills, WY is $489,429 as of Jul 14, 2026. The likely range is $437,554 to $541,304. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1121 River Heights Dr, Mills, WY last sell?

1121 River Heights Dr, Mills, WY last sold on Jul 18, 2016, according to the county's recorded deed.

How big is 1121 River Heights Dr, Mills, WY?

1121 River Heights Dr, Mills, WY has 3 bedrooms, 3 bathrooms, 1,334 square feet of living space and a 0.19-acre lot.

When was 1121 River Heights Dr, Mills, WY built?

1121 River Heights Dr, Mills, WY was built in 2016, making it 10 years old. It is a ranch home. The building has 1 story.

What schools serve 1121 River Heights Dr, Mills, WY?

1121 River Heights Dr, Mills, WY is assigned to Paradise Valley Elementary School (elementary), rated C+; C y Middle School (middle), rated B+; Natrona County High School (high), rated D+. All sit in Natrona County School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1121 River Heights Dr, Mills, WY compare to other homes in Casper 82604?

Among the 10,752 homes in Casper 82604, it is worth more than 85% of them ($489,429 against a typical $318,042), its price per square foot is higher than 95% of them ($367 against a typical $250), it is bigger than 56% of them (1,334 ft² against a typical 1,270 ft²), its lot is bigger than 48% of them (0.19 ac against a typical 0.19 ac) and it is newer than 95% of them (2016 against a typical 1977). Measured against all of Natrona County, it is worth more than 85% 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 1121 River Heights Dr, Mills, WY?

The 2025 property tax bill for 1121 River Heights Dr, Mills, WY was $3,007. The county assessed it at $41,255.

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