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Algonquin 60102

ZIP codeThe kind of area this report covers. Neighborhood areas nest inside each other, from broad districts down to small pockets.IllinoisBalanced market
Market temperatureA 0 to 100 score comparing this area with every similar area nationwide each month. 0 is the strongest buyer's market, 100 the strongest seller's market.Balanced market · 41
Buyer's marketBalancedSeller's market
$407K
Median sale priceThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.
-4.9%
1-yr changeHow much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.
433
Sales (12 mo)How many homes sold here in the last 12 months. More sales make the other numbers more reliable.
$424K
Median valueThe middle estimated value of all homes here, not just the ones that recently sold.

Deed records through Jul 2026Counties take time to publish deeds, so the newest months can be incomplete and may shift as more records arrive.

Market Trends

Market temperature (0–100)How the 0 to 100 market score moved over time. It blends price growth, sales pace, how often homes change hands, and seller profits.Temperature
20162018201920202022202320252026
Sale pricesThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.MedianSales
20162018201920202022202320252026
Growth (year over year)How much prices and sales counts changed since the same time last year, using a 3-month average to smooth out noise. Above the dashed line means growth.PriceSales
20162018201920202022202320252026
Price per square footThe middle price per square foot, for sales where the size is known. It adjusts for homes being different sizes.$/ft²
20162018201920202022202320252026
Sale premium vs estimated valueHow sale prices compare with our estimated values at the time of sale. Above the dashed line, homes sold for more than the models expected — a sign of competitive bidding. Below it, buyers paid under model value.Premium
20162018201920202022202320252026
Annual turnover (share of homes sold)The share of all homes here that sold in the trailing 12 months. Higher turnover means a more liquid market where homes trade hands more often.Turnover
20162018201920202022202320252026
Buyer mixWho is buying. Cash means no mortgage was recorded, investor means the buyer looked like an investor, and flip means the home resold within a year.CashInvestorFlip resale
20162018201920202022202320252026
Financing (share of purchase price)For buyers who borrowed: the middle share of the price they financed, and the middle share they paid up front.Loan (LTV)Down payment
20162018201920202022202320252026
Sellers who sold at a gainThe share of sellers each month who sold for more than they originally paid.Sold at gain
20162018201920202022202320252026
Typical hold before sellingThe middle number of years sellers owned their home before selling.Median hold
20162018201920202022202320252026
Median annualized return at resaleThe middle yearly gain sellers earned, spread across the years they owned the home. Only counts homes held at least a year.Annualized gain
20162018201920202022202320252026
Preforeclosure filingsForeclosure notices filed each month. A rise can be an early sign that more owners are struggling. Auction stage counts the filings that reached a scheduled foreclosure auction.FilingsAuction stage
20162018201920202022202320252026

Housing Stock

HomesHow many homes we have records for in this area.11,780
Median value (AVM)The middle estimated value of all homes here, not just the ones that recently sold.$424K
Median sizeThe middle home size here, measured in square feet.1,982 ft²
Median bedroomsThe middle bedroom count for homes here.3
Median year builtThe middle build year for homes here. A recent year means most housing is newer.1993
Single familyThe share of homes here that are single-family houses.96%
CondosThe share of homes here that are condos.2.6%

Equity & Ownership

Equity rich (LTV ≤ 50%)The share of owners who owe half or less of what their home is worth, meaning they hold a lot of equity.45%
Underwater (LTV ≥ 125%)The share of owners who owe at least 25% more than their home is worth.1.3%
Owner occupiedThe share of homes lived in by their owner rather than rented out or left empty.91%
Company ownedThe share of homes owned by a company or trust instead of a person.19%
Median loan-to-valueThe middle share of home value still owed on loans across all owners here.54%
Typical ownership tenureHow long the typical owner here has held their home.9.9 yrs

CommunityThese 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
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.29,701
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,882 / mi²
Median household incomeThe middle household income here — half of households earn more, half earn less.$126K
Average household incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146K
Average tempThe average temperature here across a full year.48°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.54%

Market metrics are derived from recorded arms-length deeds and refreshed nightly. Temperature blends price momentum, sales velocity, turnover and resale outcomes, ranked against all ZIP codes nationally.

How Algonquin 60102 compares

By median home value, Algonquin 60102 is the 5th most expensive of 19 ZIP codes in Mchenry County, and its typical home is worth more than 65% of all homes in Mchenry County.

Home values in Algonquin 60102

Share of homes at each estimated value.

Median
$246K$679K
ZIP codes in Mchenry County ranked by median home value
#Mchenry CountyMedian valueHomes
1Crystal Lake 60012$486K4,145
2Ringwood 60072$481K364
3Spring Grove 60081$452K3,803
4Huntley 60142$429K12,470
5Algonquin 60102$424K11,780
6Union 60180$394K650
7Fox River Grove 60021$385K2,060
8Cary 60013$384K9,584
9Richmond 60071$383K1,517
10Lake in the Hills 60156$377K9,972
11Crystal Lake 60014$362K16,264
12Marengo 60152$350K4,428
13Woodstock 60098$330K10,833
14McHenry 60051$312K10,256
15Island Lake 60042$300K3,349
16McHenry 60050$298K11,708
17Hebron 60034$298K817
18Wonder Lake 60097$277K5,368
19Harvard 60033$261K4,327

About the Algonquin 60102 market

What is the median home price in Algonquin 60102, IL?

The median sale price in Algonquin 60102, IL is $407,167 (data through July 2026), based on deeds recorded with the county. That is down 4.9% from a year earlier.

How many homes sell in Algonquin 60102, IL each year?

433 homes sold in Algonquin 60102, IL over the last 12 months (data through July 2026). TopHap counts recorded arm's-length deeds, not listings, so the figure is not affected by which brokerage handled the sale.

Is Algonquin 60102, IL a buyer's or seller's market?

Algonquin 60102, IL is currently a balanced market, scoring 41 out of 100 on TopHap's market temperature index (data through July 2026). The score weighs sales velocity and price direction; above 60 favours sellers, below 40 favours buyers.

How many homes are there in Algonquin 60102, IL?

Algonquin 60102, IL contains 11,780 residential properties, with a median of 1,982 square feet, 3 bedrooms, built around 1993. The median TopHap Estimate is $424K.

How does Algonquin 60102, IL compare to the rest of Mchenry County?

By median home value, Algonquin 60102, IL is the 5th most expensive of 19 ZIP codes in Mchenry County. Its typical home is worth more than 65% of all homes in Mchenry County. Huntley 60142 ranks just above it and Union 60180 just below. The ranking is rebuilt nightly from the county assessor record of every home in each area.

Do people own or rent in Algonquin 60102, IL?

91% of homes in Algonquin 60102, IL are owner-occupied. 19% are held by a company rather than an individual.

How much equity do owners in Algonquin 60102, IL hold?

45% of mortgaged homes in Algonquin 60102, IL are equity-rich, meaning the loan balance is under half the home's value. 1.3% owe more than the home is worth.

Nearby markets

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