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Single Family ResidenceResidential
$911,298$533 / 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 97How 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
Last sold for $865,000 on Jul 17, 2025

454 E MERRIMAC ST

UPLAND, CA 91784
3
Beds
2
Baths
1,710 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.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$911K
$887K low$935K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$865,000 · Jul 17, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,397 (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.$865,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$260,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$605,000

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.35 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
StyleThe architectural style of the home, such as ranch or colonial.Modern
CountySAN BERNARDINO
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Wood Shingle
HeatingThe type of heating system in the home.Central
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

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
Sierra Vista Elementary SchoolB
Elementary · Grades KG–6 · 0.5 mi
M
Pioneer Junior High SchoolA-
Middle · Grades 7–8 · 0.8 mi
H
Upland High SchoolB
High · Grades 9–12 · 1.4 mi

District: Upland Unified School District

Neighborhood · ZIP 91784These 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.39
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.673

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.27,659
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,020 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$140,651
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,258
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.29 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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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

454 E Merrimac 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 more than 91% of homes in San Bernardino County
  • Costs more per square foot than 94% of homes in San Bernardino County
  • Smaller than 85% of homes in Upland 91784
  • Has a bigger lot than 67% of homes in San Bernardino County

What homes are worth in Upland 91784

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

This home
$633K$1.8M

This home is worth more than 38% of homes in Upland 91784.

How it measures up in Upland 91784

The dot is this home. The mark in the middle is the typical home in Upland 91784.

Estimated value$911,298
CheaperTypical $965,237Pricier

Pricier than 38% of homes nearby

Price per ft²$533
CheaperTypical $424Pricier

Pricier than 93% of homes nearby

Living area1,710 ft²
SmallerTypical 2,286 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 46% of homes nearby

Year built1979
OlderTypical 1982Newer

Newer than 43% of homes nearby

How 454 E Merrimac St ranks against every home in each area.
MeasureThis homeUpland 91784San Bernardino County
Estimated valuepricier than$911,29838% of homes91% of homes
Price per ft²pricier than$53393% of homes94% of homes
Living areabigger than1,710 ft²15% of homes57% of homes
Lot sizebigger than0.23 ac46% of homes67% of homes
Year builtnewer than197943% of homes42% of homes

About 454 E Merrimac St

How much is 454 E Merrimac St, Upland, CA worth?

The TopHap Estimate for 454 E Merrimac St, Upland, CA is $911,298 as of Oct 21, 2026. The likely range is $887,323 to $935,273. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 454 E Merrimac St, Upland, CA last sell?

454 E Merrimac St, Upland, CA last sold on Jul 17, 2025 for $865,000, according to the county's recorded deed.

How big is 454 E Merrimac St, Upland, CA?

454 E Merrimac St, Upland, CA has 3 bedrooms, 2 bathrooms, 1,710 square feet of living space and a 0.23-acre lot.

When was 454 E Merrimac St, Upland, CA built?

454 E Merrimac St, Upland, CA was built in 1979, making it 47 years old. It is a modern home. The building has 1 story.

What schools serve 454 E Merrimac St, Upland, CA?

454 E Merrimac St, Upland, CA is assigned to Sierra Vista Elementary School (elementary), rated B; Pioneer Junior High School (middle), rated A-; Upland High School (high), rated B. All sit in Upland Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 454 E Merrimac St, Upland, CA compare to other homes in Upland 91784?

Among the 9,606 homes in Upland 91784, it is worth more than 38% of them ($911,298 against a typical $965,237), its price per square foot is higher than 93% of them ($533 against a typical $424), it is bigger than 15% of them (1,710 ft² against a typical 2,286 ft²), its lot is bigger than 46% of them (0.23 ac against a typical 0.23 ac) and it is newer than 43% of them (1979 against a typical 1982). Measured against all of San Bernardino County, it is worth more than 91% 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 454 E Merrimac St, Upland, CA?

The 2025 property tax bill for 454 E Merrimac St, Upland, CA was $2,397. The county assessed it at $865,000.

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