Skip to content
Skip to content
TopHapOpen in map
Quadplex (4 Units, Any Combination)Residential

521 21ST ST

OGDEN, UT 84401
8
Beds
4
Baths
1,548 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
24
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,215 (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.$679,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$200,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$479,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$618,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$679,800

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%
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.Quadplex (4 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Quadraplex
CountyWEBER
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Shed · 221 ft²

Transaction History(4)

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
New Bridge SchoolB
Elementary · Grades KG–6 · 0.2 mi
M
Mound Fort Junior High SchoolC+
Middle · Grades 7–9 · 1.0 mi
H
Ogden High SchoolC-
High · Grades 10–12 · 1.5 mi

District: Ogden School District

Neighborhood · ZIP 84401These 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.113
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 100.249

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.44,893
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.937 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,319
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,036
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.25 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

Owner Tools

Do you own this home?
Claim this home

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

521 21st 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.

  • Bigger than 82% of homes in East Central
  • Has a bigger lot than 76% of homes in East Central
  • Newer than 73% of homes in East Central

How it measures up in Ogden 84401

The dot is this home. The mark in the middle is the typical home in Ogden 84401.

Living area1,548 ft²
SmallerTypical 1,567 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.19 ac
SmallerTypical 0.17 acBigger

Bigger than 54% of homes nearby

Year built1967
OlderTypical 2003Newer

Newer than 35% of homes nearby

How 521 21st St ranks against every home in each area.
MeasureThis homeEast CentralOgden 84401Weber County
Living areabigger than1,548 ft²82% of homes49% of homes57% of homes
Lot sizebigger than0.19 ac76% of homes54% of homes39% of homes
Year builtnewer than196773% of homes35% of homes28% of homes

About 521 21st St

When did 521 21st St, Ogden, UT last sell?

521 21st St, Ogden, UT last sold on Nov 20, 2012, according to the county's recorded deed.

How big is 521 21st St, Ogden, UT?

521 21st St, Ogden, UT has 8 bedrooms, 4 bathrooms, 1,548 square feet of living space and a 0.19-acre lot.

When was 521 21st St, Ogden, UT built?

521 21st St, Ogden, UT was built in 1967, making it 59 years old. It is a quadraplex home. The building has 1 story.

What schools serve 521 21st St, Ogden, UT?

521 21st St, Ogden, UT is assigned to New Bridge School (elementary), rated B; Mound Fort Junior High School (middle), rated C+; Ogden High School (high), rated C-. All sit in Ogden School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 21st St, Ogden, UT compare to other homes in Ogden 84401?

Among the 14,073 homes in Ogden 84401, it is bigger than 49% of them (1,548 ft² against a typical 1,567 ft²), its lot is bigger than 54% of them (0.19 ac against a typical 0.17 ac) and it is newer than 35% of them (1967 against a typical 2003). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 521 21st St, Ogden, UT?

The 2025 property tax bill for 521 21st St, Ogden, UT was $4,215. The county assessed it at $679,800.

More homes on 21st St

Closest homes

More homes in Ogden 84401

Assigned schools

Explore the area

See this home in context

Open 521 21st St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map