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Single Family ResidenceResidential
$649,150$215 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $377,100 on Sep 29, 2020

12857 S TORTOISE LN

RIVERTON, UT 84096
5
Beds
2.8
Baths
3,018 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2008
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$649K
$625K low$673K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$377,100 · Sep 29, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,540 (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.$640,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$131,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$509,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$622,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$640,300

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.7 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
CountySALT LAKE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2018
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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
ViewThe type of view from the property, or another feature of the site that affects value.Interior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 124 ft²Patio · 124 ft²Porch · 42 ft²

Transaction History(6)

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
Silver Crest Elementary SchoolC
Elementary · Grades KG–6 · 0.7 mi
M
Copper Mountain Middle SchoolC+
Middle · Grades 7–9 · 1.3 mi
H
Herriman High SchoolC-
High · Grades 10–12 · 1.6 mi

District: Jordan School District

Neighborhood · ZIP 84096These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.191

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.71,082
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.731 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,248
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,650
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

Owner Tools

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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

12857 S Tortoise Ln 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.

  • Costs less per square foot than 95% of homes in Western Springs
  • Bigger than 85% of homes in Western Springs
  • Has a smaller lot than 75% of homes in Salt Lake County
  • Newer than 83% of homes in Salt Lake County

What homes are worth in Herriman 84096

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

This home
$338K$1.3M

This home is worth more than 53% of homes in Herriman 84096.

How it measures up in Herriman 84096

The dot is this home. The mark in the middle is the typical home in Herriman 84096.

Estimated value$649,150
CheaperTypical $635,148Pricier

Pricier than 53% of homes nearby

Price per ft²$215
CheaperTypical $278Pricier

Pricier than 9% of homes nearby

Living area3,018 ft²
SmallerTypical 2,220 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.12 ac
SmallerTypical 0.15 acBigger

Bigger than 39% of homes nearby

Year built2008
OlderTypical 2014Newer

Newer than 40% of homes nearby

How 12857 S Tortoise Ln ranks against every home in each area.
MeasureThis homeWestern SpringsHerriman 84096Salt Lake County
Estimated valuepricier than$649,15062% of homes53% of homes60% of homes
Price per ft²pricier than$2155% of homes9% of homes6% of homes
Living areabigger than3,018 ft²85% of homes78% of homes82% of homes
Lot sizebigger than0.12 ac51% of homes39% of homes25% of homes
Year builtnewer than200842% of homes40% of homes83% of homes

About 12857 S Tortoise Ln

How much is 12857 S Tortoise Ln, Riverton, UT worth?

The TopHap Estimate for 12857 S Tortoise Ln, Riverton, UT is $649,150 as of Sep 24, 2026. The likely range is $625,174 to $673,126. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12857 S Tortoise Ln, Riverton, UT last sell?

12857 S Tortoise Ln, Riverton, UT last sold on Sep 29, 2020 for $377,100, according to the county's recorded deed.

How big is 12857 S Tortoise Ln, Riverton, UT?

12857 S Tortoise Ln, Riverton, UT has 5 bedrooms, 2.8 bathrooms, 3,018 square feet of living space and a 0.12-acre lot.

When was 12857 S Tortoise Ln, Riverton, UT built?

12857 S Tortoise Ln, Riverton, UT was built in 2008, making it 18 years old. It is a ranch home. The building has 1 story.

What schools serve 12857 S Tortoise Ln, Riverton, UT?

12857 S Tortoise Ln, Riverton, UT is assigned to Silver Crest Elementary School (elementary), rated C; Copper Mountain Middle School (middle), rated C+; Herriman High School (high), rated C-. All sit in Jordan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12857 S Tortoise Ln, Riverton, UT compare to other homes in Herriman 84096?

Among the 21,298 homes in Herriman 84096, it is worth more than 53% of them ($649,150 against a typical $635,148), its price per square foot is higher than 9% of them ($215 against a typical $278), it is bigger than 78% of them (3,018 ft² against a typical 2,220 ft²), its lot is bigger than 39% of them (0.12 ac against a typical 0.15 ac) and it is newer than 40% of them (2008 against a typical 2014). Measured against all of Salt Lake County, it is worth more than 60% 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 12857 S Tortoise Ln, Riverton, UT?

The 2025 property tax bill for 12857 S Tortoise Ln, Riverton, UT was $3,540. The county assessed it at $640,300.

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