Most Affordable ZIP Codes in San Diego-Chula Vista-Carlsbad, CA (2026)

The lowest entry prices that still hold a decent investability rating — cheap is only useful if the market underneath it is sound.

# ZIP City Home value Rent Cap rate 5-yr growth
1 91934 Jacumba, CA $346,224 $2,700 6.08% 4.4%
2 91905 Boulevard, CA $456,299 $2,421 4.14% 1.3%
3 91906 Campo, CA $504,638 $1,989 3.07% 3.2%
4 91963 Campo, CA $526,099 $2,700 4.00% -0.1%
5 92036 Julian, CA $575,039 $2,061 2.80% 2.9%
6 91917 Dulzura, CA $575,227 $2,655 3.60% 3.4%
7 92108 San Diego, CA $593,627 $3,093 4.06% 3.6%
8 91962 Descanso, CA $652,079 $3,114 3.72% 3.8%
9 92113 San Diego, CA $659,702 $2,336 2.76% 4.0%
10 91916 Descanso, CA $668,480 $2,817 3.29% 3.3%
11 91950 National City, CA $694,073 $2,469 2.77% 4.3%
12 92105 San Diego, CA $695,158 $2,121 2.38% 4.4%
13 92173 San Diego, CA $698,609 $2,661 2.97% 5.4%
14 92139 San Diego, CA $741,807 $3,443 3.62% 4.6%
15 92102 San Diego, CA $743,221 $2,318 2.43% 3.3%
16 92154 San Diego, CA $747,003 $2,997 3.13% 4.2%
17 92114 San Diego, CA $750,690 $2,713 2.82% 4.8%
18 92070 Santa Ysabel, CA $758,196 $2,250 2.31% 3.1%
19 91945 Lemon Grove, CA $762,051 $2,697 2.76% 4.3%
20 92021 El Cajon, CA $767,264 $2,126 2.16% 3.8%
21 91977 Spring Valley, CA $768,274 $2,419 2.46% 3.9%
22 91911 Chula Vista, CA $774,259 $2,782 2.80% 4.5%
23 92027 Escondido, CA $778,233 $2,290 2.29% 4.1%
24 92058 Oceanside, CA $782,132 $2,805 2.80% 5.3%
25 92083 Vista, CA $791,396 $2,640 2.60% 5.4%

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 →