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Single Family ResidenceResidential
$1,039,154$227 / 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 80How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $625,000 on Aug 23, 2017

3320 MARCONI AVE

SACRAMENTO, CA 95821
4
Beds
3.5
Baths
4,578 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.
0.43 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$1M
$830K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$625,000 · Aug 23, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,650 (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.$725,358 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$273,894
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$451,464
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$711,136

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.43
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
63
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
43
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
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.3 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.1 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
CountySACRAMENTO
Lot (acres)The size of the land the home sits on, from county records.0.43
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition 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
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(15)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(10)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Katherine Johnson Middle SchoolD-
Middle · Grades 6–8 · 0.6 mi
E
Del Paso Manor Elementary SchoolC+
Elementary · Grades KG–6 · 1.0 mi
H
Mira Loma High SchoolB
High · Grades 9–12 · 1.4 mi

District: San Juan Unified School District

Neighborhood · ZIP 95821These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.41,536
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,661 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,785
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,555
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

3320 Marconi 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.

  • Among the most valuable homes in Sacramento 95821
  • Costs less per square foot than 95% of homes in Sacramento County
  • Among the largest homes in Sacramento County
  • Has a bigger lot than 93% of homes in Sacramento County
  • Newer than 81% of homes in Marconi South

What homes are worth in Sacramento 95821

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

This home
$250K$924K

This home is worth more than almost all homes in Sacramento 95821.

How it measures up in Sacramento 95821

The dot is this home. The mark in the middle is the typical home in Sacramento 95821.

Estimated value$1,039,154
CheaperTypical $501,680Pricier

Pricier than almost all homes nearby

Price per ft²$227
CheaperTypical $317Pricier

Pricier than 7% of homes nearby

Living area4,578 ft²
SmallerTypical 1,607 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.43 ac
SmallerTypical 0.23 acBigger

Bigger than 92% of homes nearby

Year built1959
OlderTypical 1955Newer

Newer than 62% of homes nearby

How 3320 Marconi Ave ranks against every home in each area.
MeasureThis homeMarconi SouthSacramento 95821Sacramento County
Estimated valuepricier than$1,039,15497% of homesalmost all homes96% of homes
Price per ft²pricier than$2277% of homes7% of homes5% of homes
Living areabigger than4,578 ft²96% of homes98% of homesalmost all homes
Lot sizebigger than0.43 ac90% of homes92% of homes93% of homes
Year builtnewer than195981% of homes62% of homes21% of homes

About 3320 Marconi Ave

How much is 3320 Marconi Ave, Sacramento, CA worth?

The TopHap Estimate for 3320 Marconi Ave, Sacramento, CA is $1,039,154 as of Jul 14, 2026. The likely range is $829,782 to $1,248,526. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3320 Marconi Ave, Sacramento, CA last sell?

3320 Marconi Ave, Sacramento, CA last sold on Aug 23, 2017 for $625,000, according to the county's recorded deed.

How big is 3320 Marconi Ave, Sacramento, CA?

3320 Marconi Ave, Sacramento, CA has 4 bedrooms, 3.5 bathrooms, 4,578 square feet of living space and a 0.43-acre lot.

When was 3320 Marconi Ave, Sacramento, CA built?

3320 Marconi Ave, Sacramento, CA was built in 1959, making it 67 years old. The building has 1 story.

What schools serve 3320 Marconi Ave, Sacramento, CA?

3320 Marconi Ave, Sacramento, CA is assigned to Katherine Johnson Middle School (middle), rated D-; Del Paso Manor Elementary School (elementary), rated C+; Mira Loma High School (high), rated B. All sit in San Juan Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3320 Marconi Ave, Sacramento, CA compare to other homes in Sacramento 95821?

Among the 8,651 homes in Sacramento 95821, it is worth more than almost all of them ($1,039,154 against a typical $501,680), its price per square foot is higher than 7% of them ($227 against a typical $317), it is bigger than 98% of them (4,578 ft² against a typical 1,607 ft²), its lot is bigger than 92% of them (0.43 ac against a typical 0.23 ac) and it is newer than 62% of them (1959 against a typical 1955). Measured against all of Sacramento County, it is worth more than 96% 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 3320 Marconi Ave, Sacramento, CA?

The 2025 property tax bill for 3320 Marconi Ave, Sacramento, CA was $8,650. The county assessed it at $725,358.

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