Home ValuePros

Market Intelligence · IL / McHenry County

Crystal Lake, IL home prices and housing market

2 ZIP markets liveData updated September 2026Typical value$427K1-yr changeUp5.1%

The typical home value in Crystal Lake, IL is $427K as of September 2026, up 5.1% from a year ago, based on the Zillow Home Value Index. In the typical Crystal Lake ZIP code, the median list price is $484K and homes spend a median of 33 days on market as of September 2026 (Realtor.com).

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The coverage

Crystal Lake, by the numbers.

Typical home valueZillow ZHVI, September 2026
$427K
1-yr changeMedian across Crystal Lake ZIPs
+5.1%
ZIP markets live3 tracked in Crystal Lake
2
County
McHenry County

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12-month value trend

+5.1% over 12 months

Typical home value in Crystal Lake over the last 12 months: $406K in Sep 2025 to $427K in Sep 2026 (+5.1%).

Sep 2025$406K

Sep 2026$427K

Median Zillow home value index across Crystal Lake's ZIP codes.

Context

Crystal Lake's typical home value stands at $427,248 as of September 2026, up 5.1% over the past year. The citywide median list price is $484,325, and homes are spending a median of 33 days on the market. Inventory sits at 116 homes for sale, with 70 new listings coming on in September 2026. About 14.8% of listings have taken a price cut, which suggests most sellers are holding their asking prices but some are overshooting. Overall, Crystal Lake looks like a market where values are still climbing and well-priced homes move at a reasonable pace. For a homeowner weighing a sale, the data supports listing, provided the price reflects what buyers are actually paying rather than the top of the range.

The numbers

What is the housing market like in Crystal Lake, IL?

Typical home value

$427K

Up5.1%YoY

Median list price

$484K

Days on market

33

Homes for sale

116

Price cuts

14.8%

New listings

70

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

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

Prices over time

Crystal Lake, IL home prices over time

Typical home values in Crystal Lake, IL are up 5.1% over the past year, from $406K in September 2025 to $427K in September 2026.

Typical home value in Crystal Lake, IL, September of each year
MonthTypical value1-yr change
September 2026$427,248+5.1%
September 2025$406,388No prior year

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

Market balance

Is Crystal Lake, IL a buyer's or seller's market?

Crystal Lake, IL leans toward a seller's market.

Relatively few listings have cut their asking price, which usually gives sellers the stronger position.

Based on a median of 33 days on market and 15% of listings with a price cut in the typical Crystal Lake ZIP code, and 70 new listings against 116 active listings across Crystal Lake, as of September 2026 (Realtor.com).

The outlook

Crystal Lake housing market forecast 2027

+2.6%

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

A weighted average of Zillow's ZIP forecasts, across 2 Crystal Lake ZIP codes, points to typical home values rising 2.6% by September 2027.

Over the 12 months through September 2026, typical home values in Crystal Lake rose 5.1%, per the Zillow Home Value Index.

Will home prices drop in Crystal Lake?

The forecasts do not call for a drop: a weighted average of Zillow's ZIP forecasts for Crystal Lake shows typical home values rising 2.6% by September 2027, after a 5.1% 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). 2 Crystal Lake ZIP codes have 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 Crystal Lake?

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. We track 3 Crystal Lake ZIP codes in total; the remaining 1 publish as their data clears editorial QA.

Zillow ZHVI, September 2026

Local pros

Who are the top real estate agents in Crystal Lake?

Top real estate agents in Crystal Lake, IL

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Common questions

Questions about Crystal Lake, IL home prices.

How much is a home in Crystal Lake worth?

The typical home value in Crystal Lake is $427,248 as of September 2026, up 5.1% over the past year.

How fast are homes selling in Crystal Lake?

Homes in Crystal Lake are spending a median of 33 days on the market as of September 2026.

Are sellers cutting prices in Crystal Lake?

As of September 2026, 14.8% of listings in Crystal Lake have had a price cut, and the median list price is $484,325.

Are home prices going up or down in Crystal Lake, IL?

Typical home values in Crystal Lake, IL are up 5.1% over the past year, based on the Zillow Home Value Index as of September 2026.

Is Crystal Lake, IL a buyer's or seller's market?

Crystal Lake, IL leans toward a seller's market. Relatively few listings have cut their asking price, which usually gives sellers the stronger position. Based on a median of 33 days on market and 15% of listings with a price cut in the typical Crystal Lake ZIP code, and 70 new listings against 116 active listings across Crystal Lake, as of September 2026 (Realtor.com).

How long do homes take to sell in Crystal Lake, IL?

In the typical Crystal Lake ZIP code, homes spend a median of 33 days on market as of September 2026, based on Realtor.com listing data. Pricing and condition decide how fast any one home sells, so treat the median as a benchmark rather than a promise.

Nearby markets

More Illinois housing markets.

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