Section 8 Fair Market Rent (FMR) for ZIP 91978 - 2027

Location: San Diego-Chula Vista-Carlsbad, CA | Metro: San Diego-Chula Vista-Carlsbad, CA MSA

Investment Score for ZIP 91978

F
Monthly Rent (2BR)
$2,940
Median Price (2BR)
$500,662
1% Rule
0.59%
Annual Yield
7.05%

Based on 1% Rule: A+ (≥1.5%) | A (≥1.2%) | B (≥1.0%) | C (≥0.8%) | D (≥0.6%) | F (<0.6%)

FY 2027 Fair Market Rent Rates

Unit Size Monthly FMR
Studio$2,280
1 Bedroom$2,430
2 Bedrooms$2,940
3 Bedrooms$3,900
4 Bedrooms$4,710
5 Bedrooms$5,464
6 Bedrooms$6,120
7 Bedrooms$6,610
8 Bedrooms$6,941

Investment Analysis by Bedroom Size

Zillow median home prices vs Section 8 FMR rates (Data: 2026-08-31)

Bedrooms Monthly FMR Median Price 1% Rule Grade
2BR $2,940 $500,662 0.59% F
3BR $3,900 $809,183 0.48% F
4BR $4,710 $877,899 0.54% F
5BR $5,464 $1,082,109 0.5% F

Demographics & Housing Statistics

U.S. Census Bureau data (2024)

Population
10,014
Median Household Income
$113,170
Housing Units
3,311
Renter Percentage
32.1%
Occupancy Rate
97.7%
Renter Occupied
1,039

Spring Valley, CA, in ZIP code 91978, is a residential neighborhood with a total population of 10,014. Renters make up 32.1% of the residents, indicating a significant portion of the community is invested in homeownership. The area boasts a high median household income of $113,170, reflecting an affluent demographic. Median home values in the area are also impressive at $830,100, which places it firmly in the upper echelon of housing markets.

The economic landscape for rental properties in Spring Valley, CA, is particularly interesting. According to the Census American Community Survey (ACS), the average market rent stands at $2,327 per month. In contrast, the Fair Market Rent (FMR) for ZIP code 91978, as set for fiscal year 2024, is $3,030. This discrepancy highlights a potential opportunity for landlords who can leverage the higher FMR rates through Section 8 vouchers.

Given these figures, Spring Valley, CA, is well-suited for both hands-off voucher operators and hands-on value-add buyers. For hands-off operators, the higher FMR compared to market rents ensures steady and predictable cash flow without the need for active property management. Meanwhile, value-add buyers can capitalize on the affluent neighborhood to renovate and upgrade properties, potentially commanding even higher rents beyond the FMR. Both strategies benefit from the strong local economy and the high median income of the residents, reducing the risk of tenant defaults and increasing the likelihood of finding qualified tenants.

Data Sources: FMR data from HUD (2027). Median home prices from Zillow (2026-08-31). Demographics from U.S. Census (2024).

About FMR: Fair Market Rent (FMR) is used to determine payment standards for the Section 8 Housing Choice Voucher program, initial renewal rents for some expiring project-based Section 8 contracts, and rent ceilings for HOME Investment Partnerships.