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Single Family ResidentialResidential
$160,896
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 89How 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 $109,000 on Jan 14, 2019

3720 BISCAYNE ST

QUINCY, IL 62305
0
Baths
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$161K
$143K low$179K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,000 · Jan 14, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,543 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$46,280 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$37,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$138,840

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyADAMS
Lot (acres)The size of the land the home sits on, from county records.0.15
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Quincy Senior High SchoolD-
High · Grades 9–12 · 0.7 mi
E
Rooney Elementary SchoolC-
Elementary · Grades KG–5 · 1.0 mi
M
Quincy Junior High SchoolD+
Middle · Grades 6–8 · 2.2 mi

District: Quincy School District 172

Neighborhood · ZIP 62305These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
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.19,444
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.133 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,716
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,808
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.39 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

3720 Biscayne 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 85% of homes in Quincy 62305
  • Has a smaller lot than 91% of homes in Quincy 62305

What homes are worth in Quincy 62305

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

This home
$71K$670K

This home is worth more than 15% of homes in Quincy 62305.

How it measures up in Quincy 62305

The dot is this home. The mark in the middle is the typical home in Quincy 62305.

Estimated value$160,896
CheaperTypical $250,171Pricier

Pricier than 15% of homes nearby

Lot size0.15 ac
SmallerTypical 0.49 acBigger

Bigger than 9% of homes nearby

How 3720 Biscayne St ranks against every home in each area.
MeasureThis homeQuincy 62305Adams County
Estimated valuepricier than$160,89615% of homes47% of homes
Lot sizebigger than0.15 ac9% of homes17% of homes

About 3720 Biscayne St

How much is 3720 Biscayne St, Quincy, IL worth?

The TopHap Estimate for 3720 Biscayne St, Quincy, IL is $160,896 as of Aug 30, 2026. The likely range is $142,636 to $179,156. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3720 Biscayne St, Quincy, IL last sell?

3720 Biscayne St, Quincy, IL last sold on Jan 14, 2019 for $109,000, according to the county's recorded deed.

What schools serve 3720 Biscayne St, Quincy, IL?

3720 Biscayne St, Quincy, IL is assigned to Quincy Senior High School (high), rated D-; Rooney Elementary School (elementary), rated C-; Quincy Junior High School (middle), rated D+. All sit in Quincy School District 172. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3720 Biscayne St, Quincy, IL compare to other homes in Quincy 62305?

Among the 6,676 homes in Quincy 62305, it is worth more than 15% of them ($160,896 against a typical $250,171) and its lot is bigger than 9% of them (0.15 ac against a typical 0.49 ac). Measured against all of Adams County, it is worth more than 47% 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 3720 Biscayne St, Quincy, IL?

The 2024 property tax bill for 3720 Biscayne St, Quincy, IL was $2,543. The county assessed it at $46,280.

More homes on Biscayne St

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Assigned schools

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