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Single Family ResidenceResidential
$151,664$194 / 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 91How 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

621 4TH AVE W

ROCK SPRINGS, WY 82901
2
Beds
1
Baths
780 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$152K
$139K low$165K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$559 (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.$10,255 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,425
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,830
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,551
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$114,511

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
CountySWEETWATER
Lot (acres)The size of the land the home sits on, from county records.0.12
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.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Porch · 24 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Rock Springs High SchoolD+
High · Grades 9–12 · 1.8 mi
M
Rock Springs Junior High SchoolB-
Middle · Grades 7–8 · 1.8 mi
E
Sage Elementary SchoolC
Elementary · Grades KG–3 · 2.7 mi

District: Sweetwater County School District 1

Neighborhood · ZIP 82901These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.94

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.26,822
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,762
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,803
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.7 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

621 4th Ave W 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 less than 93% of homes in Rock Springs 82901
  • Costs more per square foot than 73% of homes in Sweetwater County
  • Smaller than 96% of homes in Rock Springs 82901
  • Has a smaller lot than 87% of homes in Sweetwater County
  • Older than 82% of homes in Sweetwater County

What homes are worth in Rock Springs 82901

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

This home
$113K$682K

This home is worth more than 7% of homes in Rock Springs 82901.

How it measures up in Rock Springs 82901

The dot is this home. The mark in the middle is the typical home in Rock Springs 82901.

Estimated value$151,664
CheaperTypical $309,028Pricier

Pricier than 7% of homes nearby

Price per ft²$194
CheaperTypical $168Pricier

Pricier than 72% of homes nearby

Living area780 ft²
SmallerTypical 1,580 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.11 ac
SmallerTypical 0.17 acBigger

Bigger than 16% of homes nearby

Year built1953
OlderTypical 1981Newer

Newer than 19% of homes nearby

How 621 4th Ave W ranks against every home in each area.
MeasureThis homeRock Springs 82901Sweetwater County
Estimated valuepricier than$151,6647% of homes7% of homes
Price per ft²pricier than$19472% of homes73% of homes
Living areabigger than780 ft²4% of homes4% of homes
Lot sizebigger than0.11 ac16% of homes13% of homes
Year builtnewer than195319% of homes18% of homes

About 621 4th Ave W

How much is 621 4th Ave W, Rock Springs, WY worth?

The TopHap Estimate for 621 4th Ave W, Rock Springs, WY is $151,664 as of Jul 14, 2026. The likely range is $138,697 to $164,631. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 4th Ave W, Rock Springs, WY last sell?

621 4th Ave W, Rock Springs, WY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 621 4th Ave W, Rock Springs, WY?

621 4th Ave W, Rock Springs, WY has 2 bedrooms, 1 bathrooms, 780 square feet of living space and a 0.12-acre lot.

When was 621 4th Ave W, Rock Springs, WY built?

621 4th Ave W, Rock Springs, WY was built in 1953, making it 73 years old. It is a ranch home. The building has 1 story.

What schools serve 621 4th Ave W, Rock Springs, WY?

621 4th Ave W, Rock Springs, WY is assigned to Rock Springs High School (high), rated D+; Rock Springs Junior High School (middle), rated B-; Sage Elementary School (elementary), rated C. All sit in Sweetwater County School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 4th Ave W, Rock Springs, WY compare to other homes in Rock Springs 82901?

Among the 10,711 homes in Rock Springs 82901, it is worth more than 7% of them ($151,664 against a typical $309,028), its price per square foot is higher than 72% of them ($194 against a typical $168), it is bigger than 4% of them (780 ft² against a typical 1,580 ft²), its lot is bigger than 16% of them (0.11 ac against a typical 0.17 ac) and it is newer than 19% of them (1953 against a typical 1981). Measured against all of Sweetwater County, it is worth more than 7% 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 621 4th Ave W, Rock Springs, WY?

The 2025 property tax bill for 621 4th Ave W, Rock Springs, WY was $559. The county assessed it at $10,255.

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