ZIP Codes That Pass the 1% Rule in St. Louis, MO-IL (2026)

Where monthly rent is at least 1% of the purchase price — the quick screen investors use before running full numbers.

# ZIP City Home value Rent Cap rate 5-yr growth
1 62206 1% rule Cahokia, IL $52,802 $1,312 19.38% 2.3%
2 62203 1% rule East Saint Louis, IL $40,971 $1,017 19.36% 1.2%
3 62204 1% rule East Saint Louis, IL $36,071 $891 19.27% -4.9%
4 63120 1% rule Saint Louis, MO $38,522 $927 18.77% 1.1%
5 63115 1% rule Saint Louis, MO $40,674 $934 17.91% 0.0%
6 62207 1% rule Centreville, IL $40,057 $891 17.35% 0.1%
7 62060 1% rule Madison, IL $52,863 $972 14.34% 4.2%
8 63107 1% rule Saint Louis, MO $45,454 $825 14.16% -3.5%
9 62201 1% rule East Saint Louis, IL $52,670 $891 13.20% -5.1%
10 63113 1% rule Saint Louis, MO $53,993 $900 12.99% -3.3%
11 63147 1% rule Saint Louis, MO $60,488 $1,000 12.90% -0.8%
12 63133 1% rule Pagedale, MO $75,992 $1,248 12.81% 9.6%
13 63137 1% rule Bellefontaine Neighbors, MO $95,347 $1,385 11.33% 3.8%
14 63102 1% rule Saint Louis, MO $149,468 $1,844 9.62% -0.2%
15 63121 1% rule Normandy, MO $88,008 $1,078 9.55% 4.1%
16 63135 1% rule Ferguson, MO $112,649 $1,340 9.28% 2.7%
17 63134 1% rule Berkeley, MO $114,026 $1,313 8.98% 6.0%
18 62048 1% rule Hartford, IL $84,705 $963 8.87% 5.0%
19 63103 1% rule Saint Louis, MO $135,217 $1,524 8.79% -0.9%
20 62009 1% rule Benld, IL $74,694 $828 8.65% 5.2%

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 →

Same metro, different strategy

Cash Flow in St. Louis, MO-IL  ·  Appreciation in St. Louis, MO-IL  ·  Affordable in St. Louis, MO-IL

Or see the full St. Louis, MO-IL metro profile.