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Single Family ResidenceResidential
$180,902$166 / 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 94How 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

820 GREEN KNOLL DR

JACKSONVILLE, FL 32221
3
Beds
1.5
Baths
1,088 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$181K
$171K low$191K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$979 (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.$75,825 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$73,832
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$159,079

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDUVAL
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 18 ft²

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

E
Crystal Springs Elementary SchoolD+
Elementary · Grades PK–5 · 1.0 mi
H
Edward H. White High SchoolD+
High · Grades 9–12 · 1.9 mi
M
Chaffee Trail Middle SchoolD-
Middle · Grades 6–8 · 6.3 mi

District: Duval County School District

Neighborhood · ZIP 32221These 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.52
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.16%
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.1.1%
PopulationHow many people live in this area.34,480
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.676 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,473
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,093
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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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

820 Green Knoll Dr 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 94% of homes in Jacksonville 32221
  • Costs more per square foot than 78% of homes in Rolling Hills
  • Smaller than 96% of homes in Jacksonville 32221
  • Has a smaller lot than 80% of homes in Rolling Hills
  • Older than 89% of homes in Jacksonville 32221

What homes are worth in Jacksonville 32221

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

This home
$144K$495K

This home is worth more than 6% of homes in Jacksonville 32221.

How it measures up in Jacksonville 32221

The dot is this home. The mark in the middle is the typical home in Jacksonville 32221.

Estimated value$180,902
CheaperTypical $287,479Pricier

Pricier than 6% of homes nearby

Price per ft²$166
CheaperTypical $156Pricier

Pricier than 69% of homes nearby

Living area1,088 ft²
SmallerTypical 1,817 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.19 ac
SmallerTypical 0.24 acBigger

Bigger than 28% of homes nearby

Year built1970
OlderTypical 2002Newer

Newer than 11% of homes nearby

How 820 Green Knoll Dr ranks against every home in each area.
MeasureThis homeRolling HillsJacksonville 32221Duval County
Estimated valuepricier than$180,90221% of homes6% of homes22% of homes
Price per ft²pricier than$16678% of homes69% of homes45% of homes
Living areabigger than1,088 ft²12% of homes4% of homes13% of homes
Lot sizebigger than0.19 ac20% of homes28% of homes48% of homes
Year builtnewer than197042% of homes11% of homes32% of homes

About 820 Green Knoll Dr

How much is 820 Green Knoll Dr, Jacksonville, FL worth?

The TopHap Estimate for 820 Green Knoll Dr, Jacksonville, FL is $180,902 as of Oct 21, 2026. The likely range is $170,817 to $190,987. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 820 Green Knoll Dr, Jacksonville, FL last sell?

820 Green Knoll Dr, Jacksonville, FL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 820 Green Knoll Dr, Jacksonville, FL?

820 Green Knoll Dr, Jacksonville, FL has 3 bedrooms, 1.5 bathrooms, 1,088 square feet of living space and a 0.19-acre lot.

When was 820 Green Knoll Dr, Jacksonville, FL built?

820 Green Knoll Dr, Jacksonville, FL was built in 1970, making it 56 years old. The building has 1 story.

What schools serve 820 Green Knoll Dr, Jacksonville, FL?

820 Green Knoll Dr, Jacksonville, FL is assigned to Crystal Springs Elementary School (elementary), rated D+; Edward H. White High School (high), rated D+; Chaffee Trail Middle School (middle), rated D-. All sit in Duval County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 820 Green Knoll Dr, Jacksonville, FL compare to other homes in Jacksonville 32221?

Among the 11,204 homes in Jacksonville 32221, it is worth more than 6% of them ($180,902 against a typical $287,479), its price per square foot is higher than 69% of them ($166 against a typical $156), it is bigger than 4% of them (1,088 ft² against a typical 1,817 ft²), its lot is bigger than 28% of them (0.19 ac against a typical 0.24 ac) and it is newer than 11% of them (1970 against a typical 2002). Measured against all of Duval County, it is worth more than 22% 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 820 Green Knoll Dr, Jacksonville, FL?

The 2025 property tax bill for 820 Green Knoll Dr, Jacksonville, FL was $979. The county assessed it at $75,825.

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