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Single Family ResidenceResidential
$236,312$124 / 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 92How 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

640 JEFFERSON ST

GREEN RIVER, WY 82935
4
Beds
2
Baths
1,904 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$236K
$218K low$254K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$236,312
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$189,050

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$991 (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.$17,823 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,375
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,448
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,375
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$187,606

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.56 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Modular
CountySWEETWATER
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.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.Deck · 56 ft²Shed · 240 ft²

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

M
Lincoln Middle SchoolB-
Middle · Grades 6–8 · 0.3 mi
E
Truman Elementary SchoolC+
Elementary · Grades KG–5 · 0.3 mi
H
Green River High SchoolB-
High · Grades 9–12 · 0.8 mi

District: Sweetwater County School District 2

Neighborhood · ZIP 82935These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.10,420
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.35 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,494
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,151
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.8 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

640 Jefferson St 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 80% of homes in Green River 82935
  • Costs less per square foot than 89% of homes in Green River 82935
  • Bigger than 66% of homes in Sweetwater County
  • Newer than 86% of homes in Green River 82935

What homes are worth in Green River 82935

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

This home
$132K$656K

This home is worth more than 20% of homes in Green River 82935.

How it measures up in Green River 82935

The dot is this home. The mark in the middle is the typical home in Green River 82935.

Estimated value$236,312
CheaperTypical $305,882Pricier

Pricier than 20% of homes nearby

Price per ft²$124
CheaperTypical $162Pricier

Pricier than 11% of homes nearby

Living area1,904 ft²
SmallerTypical 1,732 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.19 ac
SmallerTypical 0.2 acBigger

Bigger than 42% of homes nearby

Year built1999
OlderTypical 1978Newer

Newer than 86% of homes nearby

How 640 Jefferson St ranks against every home in each area.
MeasureThis homeGreen River 82935Sweetwater County
Estimated valuepricier than$236,31220% of homes27% of homes
Price per ft²pricier than$12411% of homes15% of homes
Living areabigger than1,904 ft²60% of homes66% of homes
Lot sizebigger than0.19 ac42% of homes51% of homes
Year builtnewer than199986% of homes77% of homes

About 640 Jefferson St

How much is 640 Jefferson St, Green River, WY worth?

The TopHap Estimate for 640 Jefferson St, Green River, WY is $236,312 as of Jul 14, 2026. The likely range is $218,347 to $254,277. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Jefferson St, Green River, WY last sell?

640 Jefferson St, Green River, WY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 640 Jefferson St, Green River, WY?

640 Jefferson St, Green River, WY has 4 bedrooms, 2 bathrooms, 1,904 square feet of living space and a 0.19-acre lot.

When was 640 Jefferson St, Green River, WY built?

640 Jefferson St, Green River, WY was built in 1999, making it 27 years old. It is a modular home. The building has 1 story.

What schools serve 640 Jefferson St, Green River, WY?

640 Jefferson St, Green River, WY is assigned to Lincoln Middle School (middle), rated B-; Truman Elementary School (elementary), rated C+; Green River High School (high), rated B-. All sit in Sweetwater County School District 2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Jefferson St, Green River, WY compare to other homes in Green River 82935?

Among the 4,773 homes in Green River 82935, it is worth more than 20% of them ($236,312 against a typical $305,882), its price per square foot is higher than 11% of them ($124 against a typical $162), it is bigger than 60% of them (1,904 ft² against a typical 1,732 ft²), its lot is bigger than 42% of them (0.19 ac against a typical 0.2 ac) and it is newer than 86% of them (1999 against a typical 1978). Measured against all of Sweetwater County, it is worth more than 27% 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 640 Jefferson St, Green River, WY?

The 2025 property tax bill for 640 Jefferson St, Green River, WY was $991. The county assessed it at $17,823.

Closest homes

More homes in Green River 82935

Assigned schools

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