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Single Family ResidenceResidential
$420,275$305 / 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 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

18 PORTIA CT

CHICO, CA 95973
3
Beds
2
Baths
1,376 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.
3,920 ft²
Lot SizeThe size of the land the home sits on, from county records.
1
StoriesHow many floors the home has above ground.
3
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

$420K
$413K low$428K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,357 (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.$450,290 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$189,425
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$260,865
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$441,461
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$351,540

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.52
59
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
70
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
63
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
48
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
23
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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.0.2 percent flood zone

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
CountyBUTTE
Lot (acres)The size of the land the home sits on, from county records.0.09
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
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
John McManus Elementary SchoolD+
Elementary · Grades KG–5 · 1.1 mi
M
Bidwell Junior High SchoolB
Middle · Grades 6–8 · 1.3 mi
H
Pleasant Valley High SchoolA-
High · Grades 9–12 · 2.2 mi

District: Chico Unified School District

Neighborhood · ZIP 95973These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.126

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.96%
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.1.9%
PopulationHow many people live in this area.40,981
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.103 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,800
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.83%

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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

18 Portia Ct 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 76% of homes in Chico 95973
  • Costs more per square foot than 78% of homes in Butte County
  • Smaller than 70% of homes in Chico 95973
  • Has a smaller lot than 97% of homes in Chico 95973

What homes are worth in Chico 95973

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

This home
$275K$1.2M

This home is worth more than 24% of homes in Chico 95973.

How it measures up in Chico 95973

The dot is this home. The mark in the middle is the typical home in Chico 95973.

Estimated value$420,275
CheaperTypical $497,790Pricier

Pricier than 24% of homes nearby

Price per ft²$305
CheaperTypical $304Pricier

Pricier than 52% of homes nearby

Living area1,376 ft²
SmallerTypical 1,656 ft²Bigger

Bigger than 30% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.21 acBigger

Bigger than 3% of homes nearby

How 18 Portia Ct ranks against every home in each area.
MeasureThis homeHobartChico 95973Butte County
Estimated valuepricier than$420,27540% of homes24% of homes55% of homes
Price per ft²pricier than$30564% of homes52% of homes78% of homes
Living areabigger than1,376 ft²57% of homes30% of homes41% of homes
Lot sizebigger than3,920 ft²26% of homes3% of homes3% of homes

About 18 Portia Ct

How much is 18 Portia Ct, Chico, CA worth?

The TopHap Estimate for 18 Portia Ct, Chico, CA is $420,275 as of Sep 24, 2026. The likely range is $412,764 to $427,786. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Portia Ct, Chico, CA last sell?

18 Portia Ct, Chico, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18 Portia Ct, Chico, CA?

18 Portia Ct, Chico, CA has 3 bedrooms, 2 bathrooms, 1,376 square feet of living space and a 0.09-acre lot.

What schools serve 18 Portia Ct, Chico, CA?

18 Portia Ct, Chico, CA is assigned to John McManus Elementary School (elementary), rated D+; Bidwell Junior High School (middle), rated B; Pleasant Valley High School (high), rated A-. All sit in Chico Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Portia Ct, Chico, CA compare to other homes in Chico 95973?

Among the 11,935 homes in Chico 95973, it is worth more than 24% of them ($420,275 against a typical $497,790), its price per square foot is higher than 52% of them ($305 against a typical $304), it is bigger than 30% of them (1,376 ft² against a typical 1,656 ft²) and its lot is bigger than 3% of them (3,920 ft² against a typical 0.21 ac). Measured against all of Butte County, it is worth more than 55% 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 18 Portia Ct, Chico, CA?

The 2025 property tax bill for 18 Portia Ct, Chico, CA was $5,357. The county assessed it at $450,290.

More homes on Portia Ct

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Assigned schools

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