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Single Family ResidenceResidential
$442,067$359 / 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 74How 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

778 NEFSY AVE

OSAGE, WY 82723
1.5
Baths
1,232 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.
0.9 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$442K
$329K low$556K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$373 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$5,152 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,040
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,112
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,483
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$83,266

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
CountyWESTON
Lot (acres)The size of the land the home sits on, from county records.0.90
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 With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Shed · 96 ft²Porch · 207 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.

H
Newcastle High SchoolB-
High · Grades 9–12 · 14.0 mi
M
Newcastle Middle SchoolB+
Middle · Grades 6–8 · 14.0 mi
E
Newcastle Elementary K-2
Elementary · Grades KG–2 · 15.6 mi

District: Weston County School District 1

Neighborhood · ZIP 82723These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.77%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.142
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,064
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,824
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.13 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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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

778 Nefsy Ave 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 77% of homes in Weston County
  • Costs more per square foot than 86% of homes in Weston County

What homes are worth in Osage 82723

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

This home
$197K$948K

This home is worth more than 46% of homes in Osage 82723.

How it measures up in Osage 82723

The dot is this home. The mark in the middle is the typical home in Osage 82723.

Estimated value$442,067
CheaperTypical $452,295Pricier

Pricier than 46% of homes nearby

Price per ft²$359
CheaperTypical $337Pricier

Pricier than 57% of homes nearby

Living area1,232 ft²
SmallerTypical 1,227 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.9 ac
SmallerTypical 1.17 acBigger

Bigger than 48% of homes nearby

Year built1975
OlderTypical 1974Newer

Newer than 54% of homes nearby

How 778 Nefsy Ave ranks against every home in each area.
MeasureThis homeOsage 82723Weston County
Estimated valuepricier than$442,06746% of homes77% of homes
Price per ft²pricier than$35957% of homes86% of homes
Living areabigger than1,232 ft²52% of homes46% of homes
Lot sizebigger than0.9 ac48% of homes55% of homes
Year builtnewer than197554% of homes42% of homes

About 778 Nefsy Ave

How much is 778 Nefsy Ave, Osage, WY worth?

The TopHap Estimate for 778 Nefsy Ave, Osage, WY is $442,067 as of Aug 30, 2026. The likely range is $328,505 to $555,629. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 778 Nefsy Ave, Osage, WY last sell?

778 Nefsy Ave, Osage, WY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 778 Nefsy Ave, Osage, WY?

778 Nefsy Ave, Osage, WY has 1.5 bathrooms, 1,232 square feet of living space and a 0.90-acre lot.

When was 778 Nefsy Ave, Osage, WY built?

778 Nefsy Ave, Osage, WY was built in 1975, making it 51 years old. It is a ranch home. The building has 1 story.

What schools serve 778 Nefsy Ave, Osage, WY?

778 Nefsy Ave, Osage, WY is assigned to Newcastle High School (high), rated B-; Newcastle Middle School (middle), rated B+; Newcastle Elementary K-2 (elementary). All sit in Weston County School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 778 Nefsy Ave, Osage, WY compare to other homes in Osage 82723?

Among the 222 homes in Osage 82723, it is worth more than 46% of them ($442,067 against a typical $452,295), its price per square foot is higher than 57% of them ($359 against a typical $337), it is bigger than 52% of them (1,232 ft² against a typical 1,227 ft²), its lot is bigger than 48% of them (0.9 ac against a typical 1.17 ac) and it is newer than 54% of them (1975 against a typical 1974). Measured against all of Weston County, it is worth more than 77% 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 778 Nefsy Ave, Osage, WY?

The 2026 property tax bill for 778 Nefsy Ave, Osage, WY was $373. The county assessed it at $5,152.

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