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Single Family ResidenceResidential
$435,570$95 / 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 Oct 21, 2026

637 DIAGONAL ST

SAINT GEORGE, UT 84770
4
Beds
3
Baths
4,602 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
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

$436K
$417K low$454K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,591 (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.$224,840 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$75,625
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$149,215
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$241,615
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$408,800

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.46
11
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
74
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
4
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
63
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.10 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.Bi-Level
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.23
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
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.DeckPorch · 481 ft²

Transaction History(5)

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.

H
Dixie High SchoolB-
High · Grades 10–12 · 2.0 mi
E
Heritage Elementary SchoolC+
Elementary · Grades PK–5 · 2.8 mi
M
Dixie Intermediate School
Middle · Grades 6–7 · 5.4 mi

District: Washington School District

Neighborhood · ZIP 84770These 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.135
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.119

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.79%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.50,942
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.569 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,359
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,428
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

637 Diagonal 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 69% of homes in Washington County
  • Among the lowest price per square foot in Saint George 84770
  • Bigger than 96% of homes in Saint George 84770
  • Has a bigger lot than 74% of homes in Saint George 84770
  • Older than 97% of homes in Washington County

What homes are worth in Saint George 84770

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

This home
$234K$2M

This home is worth more than 42% of homes in Saint George 84770.

How it measures up in Saint George 84770

The dot is this home. The mark in the middle is the typical home in Saint George 84770.

Estimated value$435,570
CheaperTypical $473,391Pricier

Pricier than 42% of homes nearby

Price per ft²$95
CheaperTypical $265Pricier

Cheaper than almost all homes nearby

Living area4,602 ft²
SmallerTypical 1,844 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.23 ac
SmallerTypical 0.14 acBigger

Bigger than 74% of homes nearby

Year built1971
OlderTypical 1998Newer

Newer than 7% of homes nearby

How 637 Diagonal St ranks against every home in each area.
MeasureThis homeSaint George 84770Washington County
Estimated valuepricier than$435,57042% of homes31% of homes
Price per ft²pricier than$95almost no homesalmost no homes
Living areabigger than4,602 ft²96% of homes95% of homes
Lot sizebigger than0.23 ac74% of homes58% of homes
Year builtnewer than19717% of homes3% of homes

About 637 Diagonal St

How much is 637 Diagonal St, Saint George, UT worth?

The TopHap Estimate for 637 Diagonal St, Saint George, UT is $435,570 as of Oct 21, 2026. The likely range is $417,366 to $453,774. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 637 Diagonal St, Saint George, UT last sell?

637 Diagonal St, Saint George, UT last sold on Jan 19, 2024, according to the county's recorded deed.

How big is 637 Diagonal St, Saint George, UT?

637 Diagonal St, Saint George, UT has 4 bedrooms, 3 bathrooms, 4,602 square feet of living space and a 0.23-acre lot.

When was 637 Diagonal St, Saint George, UT built?

637 Diagonal St, Saint George, UT was built in 1971, making it 55 years old. It is a bi-level home. The building has 1 story.

What schools serve 637 Diagonal St, Saint George, UT?

637 Diagonal St, Saint George, UT is assigned to Dixie High School (high), rated B-; Heritage Elementary School (elementary), rated C+; Dixie Intermediate School (middle). All sit in Washington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 637 Diagonal St, Saint George, UT compare to other homes in Saint George 84770?

Among the 19,078 homes in Saint George 84770, it is worth more than 42% of them ($435,570 against a typical $473,391), its price per square foot is higher than almost none of them ($95 against a typical $265), it is bigger than 96% of them (4,602 ft² against a typical 1,844 ft²), its lot is bigger than 74% of them (0.23 ac against a typical 0.14 ac) and it is newer than 7% of them (1971 against a typical 1998). Measured against all of Washington County, it is worth more than 31% 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 637 Diagonal St, Saint George, UT?

The 2025 property tax bill for 637 Diagonal St, Saint George, UT was $1,591. The county assessed it at $224,840.

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