GeraMarket / US Food Access / San Diego County
San Diego County, California β Food Access Score
Is San Diego County, California a food desert?
In 2019, 14.9% of San Diego County, California residents live beyond 1 mile (urban) or 10 miles (rural) from the nearest supermarket, with 2.8% both low-income and low-access, per the USDA Food Access Research Atlas (US public domain). The Gera Food Access Score for San Diego County is 88/100 (Excellent), ranking 901 of 3140 US counties.
GFAS component breakdown
14.9%
Low-access population
Weight: 60% Β· beyond 1mi/10mi
National: 22.2%
2.8%
Low-income + low-access
Weight: 40% Β· compound hardship
25
LILA census tracts
of 627 total tracts
San Diego County food access data (2019)
| Metric | San Diego County (2019) | National comparison |
|---|---|---|
| Gera Food Access Score (GFAS) | 88/100 | National mean: 78.6/100 |
| Low-access population % | 14.9% | National: 22.2% |
| Low-income + low-access % | 2.8% | β |
| Low-income, low-access (LILA) tracts | 25 | β |
| Census tracts in county | 627 | β |
| Total population (2010 Census) | 3,095,313 | β |
| National rank (GFAS) | 901 of 3140 | β |
Compare San Diego County with other US counties
Filter all 3140 US counties by GFAS score or state to find counties with similar or better food access conditions.
Showing 20 of 3140 counties
| County | State | GFAS | Low-access % | Low-inc/access % |
|---|---|---|---|---|
| DeKalb County | Alabama | 100/100 | 0.0% | 0.0% |
| Kusilvak Census Area | Alaska | 100/100 | 0.0% | 0.0% |
| Gilpin County | Colorado | 100/100 | 0.0% | 0.0% |
| Dade County | Georgia | 100/100 | 0.0% | 0.0% |
| Evans County | Georgia | 100/100 | 0.0% | 0.0% |
| Franklin County | Georgia | 100/100 | 0.0% | 0.0% |
| Hart County | Georgia | 100/100 | 0.0% | 0.0% |
| Marion County | Georgia | 100/100 | 0.0% | 0.0% |
| Pike County | Georgia | 100/100 | 0.0% | 0.0% |
| Towns County | Georgia | 100/100 | 0.0% | 0.0% |
| White County | Georgia | 100/100 | 0.0% | 0.0% |
| Harrison County | Indiana | 100/100 | 0.0% | 0.0% |
| Ohio County | Indiana | 100/100 | 0.0% | 0.0% |
| Union County | Indiana | 100/100 | 0.0% | 0.0% |
| Grundy County | Iowa | 100/100 | 0.0% | 0.0% |
| Ballard County | Kentucky | 100/100 | 0.0% | 0.0% |
| Carroll County | Kentucky | 100/100 | 0.0% | 0.0% |
| Elliott County | Kentucky | 100/100 | 0.0% | 0.0% |
| Gallatin County | Kentucky | 100/100 | 0.0% | 0.0% |
| Garrard County | Kentucky | 100/100 | 0.0% | 0.0% |
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Other counties in California
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Frequently asked questions
- Is San Diego County, California a food desert?
- Using the USDA definition, San Diego County has 25 LILA (Low-Income, Low-Access) census tracts β tracts where residents are both low-income AND beyond 1 mile (urban) or 10 miles (rural) from the nearest supermarket. Overall, 14.9% of the county population lives beyond those distances. Gera Food Access Score: 88/100 (Excellent).
- What percentage of San Diego County residents are beyond a supermarket?
- In 2019, 14.9% of San Diego County's population of 3,095,313 lives beyond 1 mile (urban) or 10 miles (rural) from the nearest supermarket, based on USDA Food Access Research Atlas census tract data. The national average is 22.2%.
- What is the Gera Food Access Score (GFAS) for San Diego County?
- San Diego County's GFAS is 88/100 (Excellent), ranking 901 of 3140 US counties (rank 1 = best food access). The score combines low-access population share (60% weight) and low-income/low-access share (40% weight), each derived from USDA Food Access Research Atlas 2019 data, then normalised and inverted. Full methodology at https://geramarket.com/methodology/gera-food-access-score.
- How does San Diego County compare to other counties in California?
- Other counties in California by GFAS: Amador County (99.8/100), San Francisco County (99.4/100), Lake County (96.1/100), Plumas County (95/100), Los Angeles County (94.6/100), Alameda County (93.7/100). San Diego County ranks 901 of 3140 nationally.
- What is the USDA Food Access Research Atlas?
- The USDA Food Access Research Atlas is published by the USDA Economic Research Service. It measures access to supermarkets at the census tract level across 72,531 tracts covering all US counties. The atlas identifies areas where access to healthy, affordable food is limited by distance β particularly for low-income residents without vehicles. The data is a US Government Work (public domain) and is freely available at https://www.ers.usda.gov/data-products/food-access-research-atlas/download-the-data/.
Contains public sector information published by USDA Economic Research Service and licensed under the US Government Work (Public Domain). Source: USDA Food Access Research Atlas (2019) (2019, published April 2021).