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Single Family ResidentialResidential
$45,380$35 / 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 92How 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 $30,000 on Jul 30, 2020

15850 ALVA ST

DOW, IL 62022
0
Baths
1,280 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.
0.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.

Valuation

$45K
$42K low$49K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$30,000 · Jul 30, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$637 (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.$11,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,740
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,875
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$33,120

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
83
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
69
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
7
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyJERSEY
Lot (acres)The size of the land the home sits on, from county records.0.46
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.

M
Jersey Community Middle SchoolB
Middle · Grades 5–7 · 6.8 mi
E
Jerseyville West Elementary School
Elementary · Grades PK–1 · 7.1 mi
H
Jersey Community High SchoolB-
High · Grades 8–12 · 7.8 mi

District: Jersey Community Unit School District 100

Neighborhood · ZIP 62022These 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.153
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.94

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.5%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.1,556
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.78 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,847
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,035
Average tempThe average temperature here across a full year.55°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.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

15850 Alva 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 97% of homes in Dow 62022
  • Among the lowest price per square foot in Jersey County
  • Smaller than 65% of homes in Dow 62022
  • Has a smaller lot than 82% of homes in Dow 62022
  • Newer than 78% of homes in Jersey County

What homes are worth in Dow 62022

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

This home
$42K$556K

This home is worth more than 3% of homes in Dow 62022.

How it measures up in Dow 62022

The dot is this home. The mark in the middle is the typical home in Dow 62022.

Estimated value$45,380
CheaperTypical $192,898Pricier

Pricier than 3% of homes nearby

Price per ft²$35
CheaperTypical $128Pricier

Pricier than 2% of homes nearby

Living area1,280 ft²
SmallerTypical 1,460 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.45 ac
SmallerTypical 2 acBigger

Bigger than 18% of homes nearby

Year built1999
OlderTypical 1979Newer

Newer than 77% of homes nearby

How 15850 Alva St ranks against every home in each area.
MeasureThis homeDow 62022Jersey County
Estimated valuepricier than$45,3803% of homes3% of homes
Price per ft²pricier than$352% of homesalmost no homes
Living areabigger than1,280 ft²35% of homes42% of homes
Lot sizebigger than0.45 ac18% of homes48% of homes
Year builtnewer than199977% of homes78% of homes

About 15850 Alva St

How much is 15850 Alva St, Dow, IL worth?

The TopHap Estimate for 15850 Alva St, Dow, IL is $45,380 as of Oct 21, 2026. The likely range is $41,944 to $48,816. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15850 Alva St, Dow, IL last sell?

15850 Alva St, Dow, IL last sold on Jul 30, 2020 for $30,000, according to the county's recorded deed.

How big is 15850 Alva St, Dow, IL?

15850 Alva St, Dow, IL has 1,280 square feet of living space and a 0.46-acre lot.

When was 15850 Alva St, Dow, IL built?

15850 Alva St, Dow, IL was built in 1999, making it 27 years old. It is a mobile home home.

What schools serve 15850 Alva St, Dow, IL?

15850 Alva St, Dow, IL is assigned to Jersey Community Middle School (middle), rated B; Jerseyville West Elementary School (elementary); Jersey Community High School (high), rated B-. All sit in Jersey Community Unit School District 100. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15850 Alva St, Dow, IL compare to other homes in Dow 62022?

Among the 501 homes in Dow 62022, it is worth more than 3% of them ($45,380 against a typical $192,898), its price per square foot is higher than 2% of them ($35 against a typical $128), it is bigger than 35% of them (1,280 ft² against a typical 1,460 ft²), its lot is bigger than 18% of them (0.45 ac against a typical 2 ac) and it is newer than 77% of them (1999 against a typical 1979). Measured against all of Jersey County, it is worth more than 3% 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 15850 Alva St, Dow, IL?

The 2025 property tax bill for 15850 Alva St, Dow, IL was $637. The county assessed it at $11,040.

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Assigned schools

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