Zip lookup · IL

60042
Island Lake, Illinois.

Island Lake, McHenry County, IL · Chicago-Naperville-Elgin, IL-IN-WI metro · population 8,347

What it costs per month · 60042 $1,612/mo

to buy the typical home at today's mortgage rate — +$935 (+138%) since Jan 2020.

What the home itself did
1 year
Up $17,339 +6%
$289,725$307,064 since Sep 2025
5 years
Up $85,785 +39%
$221,279$307,064 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 60042 $1,612 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 60042$1,612
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 11 years.

Typical home values in zip 60042 rose 6.0% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Lake County, IL 57% · McHenry County, IL 43%

Zillow also publishes an index for the city itself: Island Lake, IL — measured over the city limits, which is a different area from this zip.

Typical home value $307,064 as of Sep 2026
+6.0%year on year

Typical home value — 60042

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 60042 $307,064 Chicago $355,650 United States $366,157
$200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 60042$307,064
  • Chicago$355,650
  • United States$366,157

Within 20 miles

Showing 30 of 62 zips in range — sorting picks from all 62.

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
3.1 60084 Wauconda 17,192 — $366,979
4.5 60013 Cary 26,694 $2,583 $382,573
5.1 60051 Mchenry 24,621 $1,974 $332,477
5.8 60012 Crystal Lake 12,368 — $486,409
5.9 60021 Fox River Grove 4,996 $2,100 $362,104
6.0 60050 Mchenry 31,781 $1,851 $313,516
6.6 60041 Ingleside 9,024 — $308,646
6.9 60073 Round Lake 62,868 $2,494 $281,120
7.4 60014 Crystal Lake 48,590 $1,963 $368,086
8.1 60060 Mundelein 37,344 $2,358 $391,057
8.1 60020 Fox Lake 10,970 $1,600 $267,418
8.7 60030 Grayslake 35,792 $2,299 $358,110
8.9 60010 Barrington 45,747 $3,125 $732,042
9.4 60047 Lake Zurich 44,240 $3,191 $663,464
9.8 60102 Algonquin 32,286 $2,370 $415,406
9.8 60156 Lake In The Hills 28,800 $2,184 $377,901
10.4 60072 Ringwood 870 — $505,691
11.5 60097 Wonder Lake 11,983 — $294,105
11.7 60046 Lake Villa 34,613 $2,258 $361,602
11.7 60110 Carpentersville 38,558 $2,297 $294,633
11.9 60081 Spring Grove 9,088 — $425,415
12.5 60061 Vernon Hills 27,974 $2,587 $457,024
12.9 60048 Libertyville 29,124 $2,185 $628,092
13.1 60118 Dundee 15,892 $2,419 $419,336
13.4 60074 Palatine 36,460 $1,945 $315,140
13.6 60098 Woodstock 33,130 $1,474 $341,571
13.7 60067 Palatine 38,204 $1,815 $486,266
14.0 60071 Richmond 3,851 $1,300 $393,901
14.0 60002 Antioch 24,232 $2,011 $358,741
14.3 60192 Hoffman Estates 16,461 — $506,830

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.