Home ValuePros

Market Intelligence · IL / McHenry County

Algonquin, IL home prices and housing market

1 ZIP market liveData updated September 2026Typical value$415K1-yr changeUp4.3%

The typical home value in Algonquin, IL is $415K as of September 2026, up 4.3% from a year ago, based on the Zillow Home Value Index. In the typical Algonquin ZIP code, the median list price is $475K and homes spend a median of 25 days on market as of September 2026 (Realtor.com).

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The coverage

Algonquin, by the numbers.

Typical home valueZillow ZHVI, September 2026
$415K
1-yr changeMedian across Algonquin ZIPs
+4.3%
ZIP markets live
1
County
McHenry County

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12-month value trend

+4.3% over 12 months

Typical home value in Algonquin over the last 12 months: $398K in Sep 2025 to $415K in Sep 2026 (+4.3%).

Sep 2025$398K

Sep 2026$415K

Median Zillow home value index across Algonquin's ZIP codes.

Context

In Algonquin as of September 2026, the typical home value stands at $415,406, up 4.3% over the past year. The market shows 49 homes for sale with a median list price of $475,475, while 36 new listings came to market recently. Homes are spending a median of 25 days on the market, and 17.2% of listings have seen a price cut. The combination of steady appreciation, moderate inventory, and reasonable time-to-sale suggests a balanced market, but the price-cut share indicates some sellers are adjusting expectations to close deals.

The numbers

What is the housing market like in Algonquin, IL?

Typical home value

$415K

Up4.3%YoY

Median list price

$475K

Days on market

25

Homes for sale

49

Price cuts

17.2%

New listings

36

Sources · Zillow ZHVI (September 2026) / Realtor.com (September 2026)

Figures reflect Algonquin's ZIP codes with market data: values and listing medians take the median across ZIPs; inventory and new listings are summed.

Prices over time

Algonquin, IL home prices over time

Typical home values in Algonquin, IL are up 4.3% over the past year, from $398K in September 2025 to $415K in September 2026.

Typical home value in Algonquin, IL, September of each year
MonthTypical value1-yr change
September 2026$415,406+4.3%
September 2025$398,096No prior year

Typical value is the median Zillow Home Value Index across Algonquin ZIP codes, taken in September of each year so every row compares the same month.

Market balance

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

Algonquin, IL leans toward a seller's market.

Homes are selling quickly and homes for sale are scarce relative to new listings, which usually gives sellers the stronger position.

Based on a median of 25 days on market and 17% of listings with a price cut in the typical Algonquin ZIP code, and 36 new listings against 49 active listings across Algonquin, as of September 2026 (Realtor.com).

The outlook

Algonquin housing market forecast 2027

+2.2%

Weighted average of Zillow's ZIP forecasts, 12 months to September 2027

A weighted average of Zillow's ZIP forecasts, across 1 Algonquin ZIP code, points to typical home values rising 2.2% by September 2027.

Over the 12 months through September 2026, typical home values in Algonquin rose 4.3%, per the Zillow Home Value Index.

Will home prices drop in Algonquin?

The forecasts do not call for a drop: a weighted average of Zillow's ZIP forecasts for Algonquin shows typical home values rising 2.2% by September 2027, after a 4.3% rise over the past 12 months. Forecasts are not guarantees: mortgage rates, inventory, and the wider economy can move values either way.

How this is calculated: each ZIP code's 12-month Zillow forecast is weighted by its typical home value (Zillow Home Value Index, September 2026). 1 Algonquin ZIP code has both figures.

Forecast: a weighted average of Zillow's ZIP forecasts (Zillow Home Value Forecast, published October 2026), calculated by Home Value Pros. A forecast, not a guarantee.

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Live markets

What ZIP codes are live in Algonquin?

Typical value is the Zillow home value index (ZHVI) for each ZIP, as of September 2026. 1-yr change compares it to the same ZIP a year earlier.

Zillow ZHVI, September 2026

Local pros

Who are the top real estate agents in Algonquin?

Top real estate agents in Algonquin, IL

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Common questions

Questions about Algonquin, IL home prices.

What is the typical home value in Algonquin?

The typical home value in Algonquin is $415,406 as of September 2026, reflecting a 4.3% increase over the past year.

How long do homes take to sell in Algonquin?

Homes in Algonquin spend a median of 25 days on the market as of September 2026.

How many homes are currently for sale in Algonquin?

There are 49 homes for sale in Algonquin as of September 2026, with 36 new listings recently entering the market.

Are home prices going up or down in Algonquin, IL?

Typical home values in Algonquin, IL are up 4.3% over the past year, based on the Zillow Home Value Index as of September 2026.

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

Algonquin, IL leans toward a seller's market. Homes are selling quickly and homes for sale are scarce relative to new listings, which usually gives sellers the stronger position. Based on a median of 25 days on market and 17% of listings with a price cut in the typical Algonquin ZIP code, and 36 new listings against 49 active listings across Algonquin, as of September 2026 (Realtor.com).

Nearby markets

More Illinois housing markets.

The market is moving

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