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Single Family ResidentialResidential
$126,607
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 64How 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
Last sold for $10,000 on Feb 1, 2023

509 MAIN ST

NEW BOSTON, IL 61272
0
Baths
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$127K
$81K low$172K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$10,000 · Feb 1, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$839 (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.$15,905 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,340
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$13,565
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,740
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$47,715

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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 Residential
CountyMERCER
Lot (acres)The size of the land the home sits on, from county records.0.17
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
New Boston Elementary SchoolC+
Elementary · Grades KG–5 · 0.2 mi
M
Mercer County Jr High SchoolD+
Middle · Grades 6–8 · 12.4 mi
H
Mercer County High SchoolC
High · Grades 9–12 · 12.9 mi

District: Mercer County School District 404

Neighborhood · ZIP 61272These 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.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.28

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.1,534
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.15 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,048
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,270
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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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

509 Main 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 65% of homes in Mercer County
  • Has a smaller lot than 93% of homes in New Boston 61272

What homes are worth in New Boston 61272

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

This home
$76K$199K

This home is worth more than 48% of homes in New Boston 61272.

How it measures up in New Boston 61272

The dot is this home. The mark in the middle is the typical home in New Boston 61272.

Estimated value$126,607
CheaperTypical $128,534Pricier

Pricier than 48% of homes nearby

Lot size0.17 ac
SmallerTypical 0.87 acBigger

Bigger than 7% of homes nearby

How 509 Main St ranks against every home in each area.
MeasureThis homeNew Boston 61272Mercer County
Estimated valuepricier than$126,60748% of homes35% of homes
Lot sizebigger than0.17 ac7% of homes13% of homes

About 509 Main St

How much is 509 Main St, New Boston, IL worth?

The TopHap Estimate for 509 Main St, New Boston, IL is $126,607 as of Oct 21, 2026. The likely range is $81,279 to $171,935. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Main St, New Boston, IL last sell?

509 Main St, New Boston, IL last sold on Feb 1, 2023 for $10,000, according to the county's recorded deed.

What schools serve 509 Main St, New Boston, IL?

509 Main St, New Boston, IL is assigned to New Boston Elementary School (elementary), rated C+; Mercer County Jr High School (middle), rated D+; Mercer County High School (high), rated C. All sit in Mercer County School District 404. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Main St, New Boston, IL compare to other homes in New Boston 61272?

Among the 911 homes in New Boston 61272, it is worth more than 48% of them ($126,607 against a typical $128,534) and its lot is bigger than 7% of them (0.17 ac against a typical 0.87 ac). Measured against all of Mercer County, it is worth more than 35% 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 509 Main St, New Boston, IL?

The 2025 property tax bill for 509 Main St, New Boston, IL was $839. The county assessed it at $15,905.

More homes on Main St

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Assigned schools

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