Fastest-Appreciating ZIP Codes in Chicago-Naperville-Elgin, IL-IN-WI (2026)

Ranked by 5-year compound annual growth in home values. Fast growth and strong cash flow rarely appear in the same ZIP — this is the other side of that trade.

# ZIP City Home value Rent Cap rate 5-yr growth
1 60022 Glencoe, IL $1,651,405 $2,650 1.25% 10.2%
2 60096 Winthrop Harbor, IL $314,364 $1,359 3.37% 9.8%
3 60064 North Chicago, IL $225,987 $1,581 5.46% 9.6%
4 60112 Dekalb, IL $305,099 $1,710 4.37% 9.5%
5 60093 Winnetka, IL $1,579,037 $2,010 0.99% 9.1%
6 60099 Zion, IL $272,779 $1,532 4.38% 8.8%
7 47957 Medaryville, IN $183,278 $1,044 4.44% 8.8%
8 60043 Kenilworth, IL $2,109,096 $2,286 0.85% 8.8%
9 60548 Sandwich, IL $334,808 $1,123 2.62% 8.6%
10 60150 Malta, IL $284,190 $1,233 3.38% 8.6%
11 60087 Waukegan, IL $271,327 $1,475 4.24% 8.4%
12 60044 Lake Bluff, IL $671,015 $2,133 2.48% 8.3%
13 60152 Marengo, IL $363,530 $1,188 2.55% 8.2%
14 60029 Golf, IL $1,335,922 $2,061 1.20% 8.2%
15 60085 Waukegan, IL $241,625 $1,759 5.68% 8.2%
16 60035 Highland Park, IL $802,743 $3,034 2.95% 8.2%
17 60505 Aurora, IL $255,508 $1,679 5.13% 8.2%
18 60472 1% rule Robbins, IL $117,385 $1,458 9.69% 8.1%
19 60111 Clare, IL $465,925 $1,233 2.06% 8.1%
20 60145 Kingston, IL $347,395 $1,125 2.53% 8.0%
21 60045 Lake Forest, IL $1,215,058 $5,171 3.32% 8.0%
22 60115 Dekalb, IL $266,319 $1,394 4.08% 7.9%
23 60520 Hinckley, IL $347,091 $1,719 3.86% 7.9%
24 60156 Lake in the Hills, IL $383,133 $2,183 4.44% 7.9%
25 46374 San Pierre, IN $237,857 $945 3.10% 7.8%

Ranked from Repit’s own ZIP-level data — Zillow home values and rents, HUD fair-market rents where Zillow has no coverage, and U.S. Census vacancy. Cap rate is gross: annual rent over purchase price, before financing and expenses. Every ZIP above links to its full free page. How we calculate this →