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Single Family ResidenceResidential
$211,538$130 / 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 95How 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

621 GLEN FOREST DR

MACHESNEY PARK, IL 61115
4
Beds
5
Baths
1,627 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$212K
$201K low$222K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,142 (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.$51,904 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,519
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$47,385
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$47,203
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$155,712

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
63
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
31
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 Residence
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.0.50
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Ralston Elementary SchoolB
Elementary · Grades 1–5 · 1.3 mi
H
Harlem High SchoolC-
High · Grades 9–12 · 2.2 mi
M
Harlem Middle SchoolC
Middle · Grades 6–8 · 4.4 mi

District: Harlem Unit School District 122

Neighborhood · ZIP 61115These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
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.21,338
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,969
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

621 Glen Forest Dr 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.

  • Costs less per square foot than 76% of homes in Machesney Park 61115
  • Bigger than 77% of homes in Machesney Park 61115
  • Has a bigger lot than 88% of homes in Machesney Park 61115

What homes are worth in Machesney Park 61115

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

This home
$74K$372K

This home is worth more than 58% of homes in Machesney Park 61115.

How it measures up in Machesney Park 61115

The dot is this home. The mark in the middle is the typical home in Machesney Park 61115.

Estimated value$211,538
CheaperTypical $194,386Pricier

Pricier than 58% of homes nearby

Price per ft²$130
CheaperTypical $155Pricier

Pricier than 24% of homes nearby

Living area1,627 ft²
SmallerTypical 1,262 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.5 ac
SmallerTypical 0.28 acBigger

Bigger than 88% of homes nearby

Year built1973
OlderTypical 1972Newer

Newer than 53% of homes nearby

How 621 Glen Forest Dr ranks against every home in each area.
MeasureThis homeMachesney Park 61115Winnebago County
Estimated valuepricier than$211,53858% of homes53% of homes
Price per ft²pricier than$13024% of homes55% of homes
Living areabigger than1,627 ft²77% of homes54% of homes
Lot sizebigger than0.5 ac88% of homes75% of homes
Year builtnewer than197353% of homes60% of homes

About 621 Glen Forest Dr

How much is 621 Glen Forest Dr, Machesney Park, IL worth?

The TopHap Estimate for 621 Glen Forest Dr, Machesney Park, IL is $211,538 as of Aug 30, 2026. The likely range is $200,753 to $222,323. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 Glen Forest Dr, Machesney Park, IL last sell?

621 Glen Forest Dr, Machesney Park, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 621 Glen Forest Dr, Machesney Park, IL?

621 Glen Forest Dr, Machesney Park, IL has 4 bedrooms, 5 bathrooms, 1,627 square feet of living space and a 0.50-acre lot.

When was 621 Glen Forest Dr, Machesney Park, IL built?

621 Glen Forest Dr, Machesney Park, IL was built in 1973, making it 53 years old. The building has 1 story.

What schools serve 621 Glen Forest Dr, Machesney Park, IL?

621 Glen Forest Dr, Machesney Park, IL is assigned to Ralston Elementary School (elementary), rated B; Harlem High School (high), rated C-; Harlem Middle School (middle), rated C. All sit in Harlem Unit School District 122. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 Glen Forest Dr, Machesney Park, IL compare to other homes in Machesney Park 61115?

Among the 8,651 homes in Machesney Park 61115, it is worth more than 58% of them ($211,538 against a typical $194,386), its price per square foot is higher than 24% of them ($130 against a typical $155), it is bigger than 77% of them (1,627 ft² against a typical 1,262 ft²), its lot is bigger than 88% of them (0.5 ac against a typical 0.28 ac) and it is newer than 53% of them (1973 against a typical 1972). Measured against all of Winnebago County, it is worth more than 53% 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 621 Glen Forest Dr, Machesney Park, IL?

The 2025 property tax bill for 621 Glen Forest Dr, Machesney Park, IL was $3,142. The county assessed it at $51,904.

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