Fastest-Appreciating ZIP Codes in Fort Madison-Keokuk, IA-IL-MO (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 52626 Farmington, IA $143,410 $873 4.75% 9.2%
2 52656 West Point, IA $249,098 $828 2.59% 7.9%
3 52658 Wever, IA $260,471 $1,197 3.58% 7.7%
4 62330 Dallas City, IL $101,090 $936 7.22% 5.1%
5 61450 La Harpe, IL $103,415 $828 6.25% 4.9%
6 62379 Warsaw, IL $119,544 $828 5.40% 4.4%
7 52627 Fort Madison, IA $111,141 $909 6.38% 3.0%
8 62321 Carthage, IL $125,756 $828 5.14% 3.0%
9 52632 1% rule Keokuk, IA $84,406 $855 7.90% 1.3%
10 62341 Hamilton, IL $117,855 $891 5.90% 0.9%
11 62354 Nauvoo, IL $161,451 $900 4.35% 0.9%

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 →