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Single Family ResidenceResidential
$529,418$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 94How 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
Last sold for $155,000 on Jun 14, 2010

145 S 100 W

AMERICAN FORK, UT 84003
2
Beds
2
Baths
2,464 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.
0.88 ac
Lot SizeThe size of the land the home sits on, from county records.
1917
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$529K
$500K low$559K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$155,000 · Jun 14, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,331 (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.$281,490 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$266,805
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$511,800

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.A-Frame
CountyUTAH
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.1940
Lot (acres)The size of the land the home sits on, from county records.0.88
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Porch · 144 ft²

Transaction History(2)

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
Greenwood Elementary SchoolA-
Elementary · Grades KG–6 · 0.2 mi
H
American Fork High SchoolB-
High · Grades 10–12 · 1.4 mi
M
American Fork Junior High SchoolC+
Middle · Grades 7–9 · 1.8 mi

District: Alpine School District

Neighborhood · ZIP 84003These 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.52
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.280

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
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.59,449
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,598 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,360
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,224
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.16 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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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

145 S 100 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.

  • Costs less per square foot than 98% of homes in American Fork 84003
  • Bigger than 81% of homes in Utah County
  • Has a bigger lot than 95% of homes in Utah County
  • Older than 98% of homes in American Fork 84003

What homes are worth in American Fork 84003

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

This home
$328K$2.1M

This home is worth more than 41% of homes in American Fork 84003.

How it measures up in American Fork 84003

The dot is this home. The mark in the middle is the typical home in American Fork 84003.

Estimated value$529,418
CheaperTypical $580,997Pricier

Pricier than 41% of homes nearby

Price per ft²$215
CheaperTypical $340Pricier

Pricier than 2% of homes nearby

Living area2,464 ft²
SmallerTypical 1,896 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.88 ac
SmallerTypical 0.23 acBigger

Bigger than 94% of homes nearby

Year built1917
OlderTypical 2003Newer

Newer than 2% of homes nearby

How 145 S 100 W ranks against every home in each area.
MeasureThis homeAmerican Fork 84003Utah County
Estimated valuepricier than$529,41841% of homes50% of homes
Price per ft²pricier than$2152% of homes4% of homes
Living areabigger than2,464 ft²74% of homes81% of homes
Lot sizebigger than0.88 ac94% of homes95% of homes
Year builtnewer than19172% of homes2% of homes

About 145 S 100 W

How much is 145 S 100 W, American Fork, UT worth?

The TopHap Estimate for 145 S 100 W, American Fork, UT is $529,418 as of Aug 30, 2026. The likely range is $500,165 to $558,671. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 145 S 100 W, American Fork, UT last sell?

145 S 100 W, American Fork, UT last sold on Jun 14, 2010 for $155,000, according to the county's recorded deed.

How big is 145 S 100 W, American Fork, UT?

145 S 100 W, American Fork, UT has 2 bedrooms, 2 bathrooms, 2,464 square feet of living space and a 0.88-acre lot.

When was 145 S 100 W, American Fork, UT built?

145 S 100 W, American Fork, UT was built in 1917, making it 109 years old. It is a a-frame home. The building has 1 story.

What schools serve 145 S 100 W, American Fork, UT?

145 S 100 W, American Fork, UT is assigned to Greenwood Elementary School (elementary), rated A-; American Fork High School (high), rated B-; American Fork Junior High School (middle), rated C+. All sit in Alpine School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 145 S 100 W, American Fork, UT compare to other homes in American Fork 84003?

Among the 17,016 homes in American Fork 84003, it is worth more than 41% of them ($529,418 against a typical $580,997), its price per square foot is higher than 2% of them ($215 against a typical $340), it is bigger than 74% of them (2,464 ft² against a typical 1,896 ft²), its lot is bigger than 94% of them (0.88 ac against a typical 0.23 ac) and it is newer than 2% of them (1917 against a typical 2003). Measured against all of Utah County, it is worth more than 50% 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 145 S 100 W, American Fork, UT?

The 2025 property tax bill for 145 S 100 W, American Fork, UT was $2,331. The county assessed it at $281,490.

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