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Single Family ResidenceResidential
$172,407
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 73How 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

900 NORTHWESTERN ST

SPRING VALLEY, IL 61362
0
Baths
2.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.

Valuation

$172K
$127K low$218K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$51,032 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,019
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$44,013
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$47,009
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$153,096

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBUREAU
Lot (acres)The size of the land the home sits on, from county records.2.19
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
Hall High SchoolC+
High · Grades 9–12 · 1.2 mi
E
John F Kennedy Elementary SchoolD+
Elementary · Grades PK–8 · 1.4 mi

District: Hall High School District 502

Neighborhood · ZIP 61362These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.5,909
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.231 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,399
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,627
Average tempThe average temperature here across a full year.50°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.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

900 Northwestern 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 more than 69% of homes in Spring Valley 61362
  • Has a bigger lot than 95% of homes in Spring Valley 61362
  • Newer than 86% of homes in Spring Valley 61362

What homes are worth in Spring Valley 61362

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

This home
$44K$399K

This home is worth more than 69% of homes in Spring Valley 61362.

How it measures up in Spring Valley 61362

The dot is this home. The mark in the middle is the typical home in Spring Valley 61362.

Estimated value$172,407
CheaperTypical $124,713Pricier

Pricier than 69% of homes nearby

Lot size2.19 ac
SmallerTypical 0.17 acBigger

Bigger than 95% of homes nearby

Year built1979
OlderTypical 1920Newer

Newer than 86% of homes nearby

How 900 Northwestern St ranks against every home in each area.
MeasureThis homeSpring Valley 61362Bureau County
Estimated valuepricier than$172,40769% of homes67% of homes
Lot sizebigger than2.19 ac95% of homes92% of homes
Year builtnewer than197986% of homes84% of homes

About 900 Northwestern St

How much is 900 Northwestern St, Spring Valley, IL worth?

The TopHap Estimate for 900 Northwestern St, Spring Valley, IL is $172,407 as of Oct 21, 2026. The likely range is $126,508 to $218,306. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 900 Northwestern St, Spring Valley, IL last sell?

900 Northwestern St, Spring Valley, IL last sold on Jan 1, 1900, according to the county's recorded deed.

When was 900 Northwestern St, Spring Valley, IL built?

900 Northwestern St, Spring Valley, IL was built in 1979, making it 47 years old.

What schools serve 900 Northwestern St, Spring Valley, IL?

900 Northwestern St, Spring Valley, IL is assigned to Hall High School (high), rated C+; John F Kennedy Elementary School (elementary), rated D+. All sit in Hall High School District 502. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 900 Northwestern St, Spring Valley, IL compare to other homes in Spring Valley 61362?

Among the 2,158 homes in Spring Valley 61362, it is worth more than 69% of them ($172,407 against a typical $124,713), its lot is bigger than 95% of them (2.19 ac against a typical 0.17 ac) and it is newer than 86% of them (1979 against a typical 1920). Measured against all of Bureau County, it is worth more than 67% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Northwestern St

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Assigned schools

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