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Single Family ResidenceResidential
$800,048$584 / 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 88How 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 $619,000 on Feb 7, 2019

640 AVALON ST

MORRO BAY, CA 93442
3
Beds
1.5
Baths
1,371 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.
2,800 ft²
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$800K
$702K low$898K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$619,000 · Feb 7, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,611 (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.$704,310 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$426,683
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$277,627
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$690,501

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.22
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
88
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
24
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountySAN LUIS OBISPO
Lot (acres)The size of the land the home sits on, from county records.0.06
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Morro Bay High SchoolA-
High · Grades 9–12 · 0.5 mi
E
Del Mar Elementary SchoolB
Elementary · Grades KG–6 · 0.8 mi
M
Los Osos Middle SchoolA-
Middle · Grades 7–8 · 4.6 mi

District: San Luis Coastal Unified School District

Neighborhood · ZIP 93442These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.279

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.11,683
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.241 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,320
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,453
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

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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

640 Avalon 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 73% of homes in Morro Bay 93442
  • Costs less per square foot than 74% of homes in Morro Bay 93442
  • Smaller than 68% of homes in San Luis Obispo County
  • Has a smaller lot than 89% of homes in San Luis Obispo County

What homes are worth in Morro Bay 93442

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

This home
$513K$2.2M

This home is worth more than 27% of homes in Morro Bay 93442.

How it measures up in Morro Bay 93442

The dot is this home. The mark in the middle is the typical home in Morro Bay 93442.

Estimated value$800,048
CheaperTypical $964,535Pricier

Pricier than 27% of homes nearby

Price per ft²$584
CheaperTypical $663Pricier

Pricier than 26% of homes nearby

Living area1,371 ft²
SmallerTypical 1,492 ft²Bigger

Bigger than 41% of homes nearby

Lot size2,800 ft²
SmallerTypical 0.11 acBigger

Bigger than 26% of homes nearby

Year built1978
OlderTypical 1972Newer

Newer than 62% of homes nearby

How 640 Avalon St ranks against every home in each area.
MeasureThis homeMorro Bay 93442San Luis Obispo County
Estimated valuepricier than$800,04827% of homes40% of homes
Price per ft²pricier than$58426% of homes64% of homes
Living areabigger than1,371 ft²41% of homes32% of homes
Lot sizebigger than2,800 ft²26% of homes11% of homes
Year builtnewer than197862% of homes38% of homes

About 640 Avalon St

How much is 640 Avalon St, Morro Bay, CA worth?

The TopHap Estimate for 640 Avalon St, Morro Bay, CA is $800,048 as of Aug 30, 2026. The likely range is $702,166 to $897,930. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Avalon St, Morro Bay, CA last sell?

640 Avalon St, Morro Bay, CA last sold on Feb 7, 2019 for $619,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 640 Avalon St, Morro Bay, CA?

640 Avalon St, Morro Bay, CA has 3 bedrooms, 1.5 bathrooms, 1,371 square feet of living space and a 0.06-acre lot.

When was 640 Avalon St, Morro Bay, CA built?

640 Avalon St, Morro Bay, CA was built in 1978, making it 48 years old. The building has 2 stories.

What schools serve 640 Avalon St, Morro Bay, CA?

640 Avalon St, Morro Bay, CA is assigned to Morro Bay High School (high), rated A-; Del Mar Elementary School (elementary), rated B; Los Osos Middle School (middle), rated A-. All sit in San Luis Coastal Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Avalon St, Morro Bay, CA compare to other homes in Morro Bay 93442?

Among the 5,346 homes in Morro Bay 93442, it is worth more than 27% of them ($800,048 against a typical $964,535), its price per square foot is higher than 26% of them ($584 against a typical $663), it is bigger than 41% of them (1,371 ft² against a typical 1,492 ft²), its lot is bigger than 26% of them (2,800 ft² against a typical 0.11 ac) and it is newer than 62% of them (1978 against a typical 1972). Measured against all of San Luis Obispo County, it is worth more than 40% 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 640 Avalon St, Morro Bay, CA?

The 2025 property tax bill for 640 Avalon St, Morro Bay, CA was $7,611. The county assessed it at $704,310.

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