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Planned Unit Development (Pud)Residential
$1,025,935$460 / 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 Aug 30, 2026
Last sold for $596,000 on Nov 21, 2013

1641 ALAMITAS AVE

MONROVIA, CA 91016
4
Beds
3
Baths
2,228 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.

Valuation

$1M
$982K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$596,000 · Nov 21, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,042 (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.$745,215 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$452,506
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,709
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$730,604

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.9 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.Planned Unit Development (Pud)
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.

M
Santa Fe Computer Science Magnet SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Monrovia High SchoolB+
High · Grades 9–12 · 0.9 mi
E
Wild Rose School of Creative ArtsB+
Elementary · Grades KG–5 · 1.6 mi

District: Monrovia Unified School District

Neighborhood · ZIP 91016These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.694

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.41,126
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,319
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,406
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.32 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

1641 Alamitas Ave 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 68% of homes in Monrovia 91016
  • Costs less per square foot than 87% of homes in Monrovia 91016
  • Bigger than 83% of homes in Monrovia 91016
  • Has a smaller lot than 69% of homes in Monrovia 91016
  • Newer than 93% of homes in Monrovia 91016

What homes are worth in Monrovia 91016

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

This home
$496K$1.9M

This home is worth more than 68% of homes in Monrovia 91016.

How it measures up in Monrovia 91016

The dot is this home. The mark in the middle is the typical home in Monrovia 91016.

Estimated value$1,025,935
CheaperTypical $874,364Pricier

Pricier than 68% of homes nearby

Price per ft²$460
CheaperTypical $608Pricier

Pricier than 13% of homes nearby

Living area2,228 ft²
SmallerTypical 1,552 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.16 ac
SmallerTypical 0.18 acBigger

Bigger than 31% of homes nearby

Year built2001
OlderTypical 1951Newer

Newer than 93% of homes nearby

How 1641 Alamitas Ave ranks against every home in each area.
MeasureThis homeMonrovia 91016Los Angeles County
Estimated valuepricier than$1,025,93568% of homes67% of homes
Price per ft²pricier than$46013% of homes26% of homes
Living areabigger than2,228 ft²83% of homes76% of homes
Lot sizebigger than0.16 ac31% of homes44% of homes
Year builtnewer than200193% of homes91% of homes

About 1641 Alamitas Ave

How much is 1641 Alamitas Ave, Monrovia, CA worth?

The TopHap Estimate for 1641 Alamitas Ave, Monrovia, CA is $1,025,935 as of Aug 30, 2026. The likely range is $982,285 to $1,069,585. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1641 Alamitas Ave, Monrovia, CA last sell?

1641 Alamitas Ave, Monrovia, CA last sold on Nov 21, 2013 for $596,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1641 Alamitas Ave, Monrovia, CA?

1641 Alamitas Ave, Monrovia, CA has 4 bedrooms, 3 bathrooms, 2,228 square feet of living space and a 0.16-acre lot.

When was 1641 Alamitas Ave, Monrovia, CA built?

1641 Alamitas Ave, Monrovia, CA was built in 2001, making it 25 years old.

What schools serve 1641 Alamitas Ave, Monrovia, CA?

1641 Alamitas Ave, Monrovia, CA is assigned to Santa Fe Computer Science Magnet School (middle), rated B-; Monrovia High School (high), rated B+; Wild Rose School of Creative Arts (elementary), rated B+. All sit in Monrovia Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1641 Alamitas Ave, Monrovia, CA compare to other homes in Monrovia 91016?

Among the 10,399 homes in Monrovia 91016, it is worth more than 68% of them ($1,025,935 against a typical $874,364), its price per square foot is higher than 13% of them ($460 against a typical $608), it is bigger than 83% of them (2,228 ft² against a typical 1,552 ft²), its lot is bigger than 31% of them (0.16 ac against a typical 0.18 ac) and it is newer than 93% of them (2001 against a typical 1951). Measured against all of Los Angeles County, it is worth more than 67% 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 1641 Alamitas Ave, Monrovia, CA?

The 2025 property tax bill for 1641 Alamitas Ave, Monrovia, CA was $10,042. The county assessed it at $745,215.

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