San Diego, TX

Single-footprint Census roll-up for San Diego, TX: 1 USPS ZIP, population 6,640. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

Source:

ACS city ledger plate

Sheet SAN-DIEGO-TX · San Diego, TX 1 ZIPs · 6,640 pop · #22455/25278 · Duval County

INC-MID · RANK-BOTTOM · ABOVE-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-LOW

  • INC-MID $47,603
  • RANK-BOTTOM #22455/25278
  • ABOVE-PEER over Benavides
  • BOOK-ONE 1 ZIP
  • OWN-MID 67% owners
  • POP-TOWN 6,640
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $78,100

Nearest income peer: Benavides, TX ( $2,344 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around San Diego

Lowest/highest poles plus county-sharing cities nearest San Diego on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-06

National city placement

According to ACS 5-Year Estimates, San Diego, TX sits among US cities with one of the lowest household incomes among US cities, on a town-scale population base, across a single-ZIP footprint.

11th pct
household income vs 25,278 US cities
6,640
city population (Census)
1
USPS ZIP codes covered
$47,603
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Lower-income footing on only 1 ZIP ($47,603 average) · poverty 39.9%. The primary code (78384) carries the ACS household fields that matter.

Owner-occupancy sits in a mixed band (67.3%) - check the ZIP page's tenure split before treating San Diego as a pure owner town.

Within Texas, Dickens is the closest lower-income city and Waco the closest higher-income city by average ZIP household income. Their 1 and 8 ZIP footprints are the immediate statewide comparison set for San Diego.

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ZIP Codes in San Diego, TX

These ZIP codes sit in Duval County, which covers 5 ZIP codes in all; 1 of them fall in San Diego. See the Duval County roll-up →

San Diego sits in the upper half of Duval County on income: Benavides, Realitos and Concepcion report less, while Freer reports more. Freer marks the far end of that range at $68,000, 43% above San Diego.

ZIP Code Population Density Timezone
78384 6,640 6 America/Chicago

On a short ZIP footprint the city roll-up and the primary ZIP nearly coincide. Start at the Census ACS tables for San Diego, then BLS wages if you need the labor-market side of the same small geography.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

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Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.