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Single Family ResidentialResidential
$73,580
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 69How 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 $27,000 on Aug 26, 2020

840 THOMPSON RD

ALTO PASS, IL 62905
0
Baths
3 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$74K
$51K low$97K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$27,000 · Aug 26, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,390 (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.$33,730 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,070
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$28,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$31,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$101,190

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.3.00
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
Cobden High SchoolA
High · Grades 9–12 · 6.7 mi
M
Cobden Jr High SchoolC+
Middle · Grades 6–8 · 6.7 mi
E
Cobden Elementary SchoolA-
Elementary · Grades PK–5 · 6.8 mi

District: Cobden School Unit District 17

Neighborhood · ZIP 62905These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.407

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.767
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,382
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,832
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

840 Thompson Rd 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 76% of homes in Alto Pass 62905

What homes are worth in Alto Pass 62905

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

This home
$27K$377K

This home is worth more than 24% of homes in Alto Pass 62905.

How it measures up in Alto Pass 62905

The dot is this home. The mark in the middle is the typical home in Alto Pass 62905.

Estimated value$73,580
CheaperTypical $124,536Pricier

Pricier than 24% of homes nearby

Lot size3 ac
SmallerTypical 3 acBigger

Bigger than 50% of homes nearby

How 840 Thompson Rd ranks against every home in each area.
MeasureThis homeAlto Pass 62905Union County
Estimated valuepricier than$73,58024% of homes24% of homes
Lot sizebigger than3 ac50% of homes57% of homes

About 840 Thompson Rd

How much is 840 Thompson Rd, Alto Pass, IL worth?

The TopHap Estimate for 840 Thompson Rd, Alto Pass, IL is $73,580 as of Aug 30, 2026. The likely range is $50,608 to $96,552. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 Thompson Rd, Alto Pass, IL last sell?

840 Thompson Rd, Alto Pass, IL last sold on Aug 26, 2020 for $27,000, according to the county's recorded deed.

What schools serve 840 Thompson Rd, Alto Pass, IL?

840 Thompson Rd, Alto Pass, IL is assigned to Cobden High School (high), rated A; Cobden Jr High School (middle), rated C+; Cobden Elementary School (elementary), rated A-. All sit in Cobden School Unit District 17. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 Thompson Rd, Alto Pass, IL compare to other homes in Alto Pass 62905?

Among the 343 homes in Alto Pass 62905, it is worth more than 24% of them ($73,580 against a typical $124,536) and its lot is bigger than 50% of them (3 ac against a typical 3 ac). Measured against all of Union County, it is worth more than 24% 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 840 Thompson Rd, Alto Pass, IL?

The 2025 property tax bill for 840 Thompson Rd, Alto Pass, IL was $1,390. The county assessed it at $33,730.

More homes on Thompson Rd

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More homes in Alto Pass 62905

Assigned schools

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