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Single Family ResidentialResidential
$393,773
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 97How 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 $370,000 on Jul 30, 2024

451 MARY ANN CIR

SYCAMORE, IL 60178
0
Baths
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$394K
$381K low$407K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$370,000 · Jul 30, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,897 (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.$123,179 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,083
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$103,096
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$50,151
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$369,537

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyDeKalb
Lot (acres)The size of the land the home sits on, from county records.0.26
HeatingThe type of heating system in the home.None

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.

E
Southeast Elementary SchoolB-
Elementary · Grades KG–5 · 0.4 mi
H
Sycamore High SchoolB+
High · Grades 9–12 · 1.4 mi
M
Sycamore Middle SchoolB-
Middle · Grades 6–8 · 1.8 mi

District: Sycamore Community Unit School District 427

Neighborhood · ZIP 60178These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.23,227
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.340 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,175
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,851
Average tempThe average temperature here across a full year.48°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.52%

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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

451 Mary Ann Cir 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 more than 80% of homes in DeKalb County

What homes are worth in Sycamore 60178

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

This home
$167K$670K

This home is worth more than 68% of homes in Sycamore 60178.

How it measures up in Sycamore 60178

The dot is this home. The mark in the middle is the typical home in Sycamore 60178.

Estimated value$393,773
CheaperTypical $319,123Pricier

Pricier than 68% of homes nearby

Lot size0.26 ac
SmallerTypical 0.25 acBigger

Bigger than 54% of homes nearby

How 451 Mary Ann Cir ranks against every home in each area.
MeasureThis homeSycamore 60178DeKalb County
Estimated valuepricier than$393,77368% of homes80% of homes
Lot sizebigger than0.26 ac54% of homes53% of homes

About 451 Mary Ann Cir

How much is 451 Mary Ann Cir, Sycamore, IL worth?

The TopHap Estimate for 451 Mary Ann Cir, Sycamore, IL is $393,773 as of Aug 30, 2026. The likely range is $380,657 to $406,889. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 451 Mary Ann Cir, Sycamore, IL last sell?

451 Mary Ann Cir, Sycamore, IL last sold on Jul 30, 2024 for $370,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

What schools serve 451 Mary Ann Cir, Sycamore, IL?

451 Mary Ann Cir, Sycamore, IL is assigned to Southeast Elementary School (elementary), rated B-; Sycamore High School (high), rated B+; Sycamore Middle School (middle), rated B-. All sit in Sycamore Community Unit School District 427. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 451 Mary Ann Cir, Sycamore, IL compare to other homes in Sycamore 60178?

Among the 7,688 homes in Sycamore 60178, it is worth more than 68% of them ($393,773 against a typical $319,123) and its lot is bigger than 54% of them (0.26 ac against a typical 0.25 ac). Measured against all of DeKalb County, it is worth more than 80% 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 451 Mary Ann Cir, Sycamore, IL?

The 2025 property tax bill for 451 Mary Ann Cir, Sycamore, IL was $3,897. The county assessed it at $123,179.

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Assigned schools

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