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Single Family ResidenceResidential
$386,602$341 / 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 Sep 24, 2026
Last sold for $492,100 on Feb 14, 2025

428 S 300 E

AMERICAN FORK, UT 84003
3
Beds
1
Baths
1,134 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$387K
$364K low$409K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$492,100 · Feb 14, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,832 (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.$216,480 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$209,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$393,600

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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.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.1956
Lot (acres)The size of the land the home sits on, from county records.0.22
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 576 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
Greenwood Elementary SchoolA-
Elementary · Grades KG–6 · 0.4 mi
H
American Fork High SchoolB-
High · Grades 10–12 · 1.4 mi
M
American Fork Junior High SchoolC+
Middle · Grades 7–9 · 2.2 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

428 S 300 E 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 92% of homes in American Fork 84003
  • Smaller than 89% of homes in American Fork 84003
  • Older than 93% 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
$327K$2M

This home is worth more than 8% 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$386,602
CheaperTypical $577,820Pricier

Pricier than 8% of homes nearby

Price per ft²$341
CheaperTypical $339Pricier

Pricier than 50% of homes nearby

Living area1,134 ft²
SmallerTypical 1,904 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.22 ac
SmallerTypical 0.23 acBigger

Bigger than 47% of homes nearby

Year built1954
OlderTypical 2003Newer

Newer than 7% of homes nearby

How 428 S 300 E ranks against every home in each area.
MeasureThis homeAmerican Fork 84003Utah County
Estimated valuepricier than$386,6028% of homes15% of homes
Price per ft²pricier than$34150% of homes62% of homes
Living areabigger than1,134 ft²11% of homes13% of homes
Lot sizebigger than0.22 ac47% of homes57% of homes
Year builtnewer than19547% of homes7% of homes

About 428 S 300 E

How much is 428 S 300 E, American Fork, UT worth?

The TopHap Estimate for 428 S 300 E, American Fork, UT is $386,602 as of Sep 24, 2026. The likely range is $363,785 to $409,419. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 428 S 300 E, American Fork, UT last sell?

428 S 300 E, American Fork, UT last sold on Feb 14, 2025 for $492,100, according to the county's recorded deed.

How big is 428 S 300 E, American Fork, UT?

428 S 300 E, American Fork, UT has 3 bedrooms, 1 bathrooms, 1,134 square feet of living space and a 0.22-acre lot.

When was 428 S 300 E, American Fork, UT built?

428 S 300 E, American Fork, UT was built in 1954, making it 72 years old. It is a a-frame home. The building has 1 story.

What schools serve 428 S 300 E, American Fork, UT?

428 S 300 E, 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 428 S 300 E, 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 8% of them ($386,602 against a typical $577,820), its price per square foot is higher than 50% of them ($341 against a typical $339), it is bigger than 11% of them (1,134 ft² against a typical 1,904 ft²), its lot is bigger than 47% of them (0.22 ac against a typical 0.23 ac) and it is newer than 7% of them (1954 against a typical 2003). Measured against all of Utah County, it is worth more than 15% 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 428 S 300 E, American Fork, UT?

The 2025 property tax bill for 428 S 300 E, American Fork, UT was $1,832. The county assessed it at $216,480.

More homes on S 300 E

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