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Single Family ResidenceResidential
$471,794$375 / 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 90How 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

321 S 100 W

MENDON, UT 84325
0
Baths
1,258 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.
2.18 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.

Valuation

$472K
$424K low$520K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,836 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$319,470 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$332,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$551,886

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.54
27
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
61
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
59
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.49 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyCACHE
Lot (acres)The size of the land the home sits on, from county records.2.18
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Mountainside Elementary SchoolA
Elementary · Grades KG–6 · 0.8 mi
M
South Cache Middle SchoolA
Middle · Grades 7–8 · 7.3 mi
H
Mountain Crest High SchoolC+
High · Grades 9–12 · 9.1 mi

District: Cache School District

Neighborhood · ZIP 84325These 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.50
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 100.297

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.3,042
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.63 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,894
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,694
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.23 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

321 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.

  • Worth less than 84% of homes in Mendon 84325
  • Costs more per square foot than 82% of homes in Cache County
  • Smaller than 90% of homes in Mendon 84325
  • Has a bigger lot than 94% of homes in Cache County
  • Older than 85% of homes in Mendon 84325

What homes are worth in Mendon 84325

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

This home
$349K$1.5M

This home is worth more than 16% of homes in Mendon 84325.

How it measures up in Mendon 84325

The dot is this home. The mark in the middle is the typical home in Mendon 84325.

Estimated value$471,794
CheaperTypical $641,224Pricier

Pricier than 16% of homes nearby

Price per ft²$375
CheaperTypical $342Pricier

Pricier than 67% of homes nearby

Living area1,258 ft²
SmallerTypical 1,944 ft²Bigger

Bigger than 10% of homes nearby

Lot size2.18 ac
SmallerTypical 1.25 acBigger

Bigger than 69% of homes nearby

Year built1954
OlderTypical 1999Newer

Newer than 15% of homes nearby

How 321 S 100 W ranks against every home in each area.
MeasureThis homeMendon 84325Cache County
Estimated valuepricier than$471,79416% of homes59% of homes
Price per ft²pricier than$37567% of homes82% of homes
Living areabigger than1,258 ft²10% of homes26% of homes
Lot sizebigger than2.18 ac69% of homes94% of homes
Year builtnewer than195415% of homes16% of homes

About 321 S 100 W

How much is 321 S 100 W, Mendon, UT worth?

The TopHap Estimate for 321 S 100 W, Mendon, UT is $471,794 as of Sep 24, 2026. The likely range is $423,773 to $519,815. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 S 100 W, Mendon, UT last sell?

321 S 100 W, Mendon, UT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 321 S 100 W, Mendon, UT?

321 S 100 W, Mendon, UT has 1,258 square feet of living space and a 2.18-acre lot.

When was 321 S 100 W, Mendon, UT built?

321 S 100 W, Mendon, UT was built in 1954, making it 72 years old.

What schools serve 321 S 100 W, Mendon, UT?

321 S 100 W, Mendon, UT is assigned to Mountainside Elementary School (elementary), rated A; South Cache Middle School (middle), rated A; Mountain Crest High School (high), rated C+. All sit in Cache School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 S 100 W, Mendon, UT compare to other homes in Mendon 84325?

Among the 761 homes in Mendon 84325, it is worth more than 16% of them ($471,794 against a typical $641,224), its price per square foot is higher than 67% of them ($375 against a typical $342), it is bigger than 10% of them (1,258 ft² against a typical 1,944 ft²), its lot is bigger than 69% of them (2.18 ac against a typical 1.25 ac) and it is newer than 15% of them (1954 against a typical 1999). Measured against all of Cache County, it is worth more than 59% 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 321 S 100 W, Mendon, UT?

The 2026 property tax bill for 321 S 100 W, Mendon, UT was $2,836. The county assessed it at $319,470.

More homes on S 100 W

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