ZIP code
78588
San Isidro, TX
78588 covers San Isidro in Starr County, with 246 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 78588. Methodology
ZIP code map of 78588

About ZIP code 78588
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 78588. Not ACS. Methodology
People in 78588
Race
- White92
- Black or African American1
- Other race30
- Two or more races45
Hispanic or Latino (any race): 143
Age
- Under 1011
- 10 to 1928
- 20 to 2923
- 30 to 398
- 40 to 4917
- 50 to 5925
- 60 to 6938
- 70 to 798
- 80 and older10
Income and housing in 78588
Education
- High school graduate88.6%
- Bachelor's degree27.9%
- Graduate degree17.9%
Places covering 78588
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- San Isidro38.1%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Starr County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
61.9% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 78588
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 360 | |
| 2006 | 351 | |
| 2007 | 374 | |
| 2009 | 395 | |
| 2010 | 384 | |
| 2011 | 205 | 389 |
| 2012 | 219 | 390 |
| 2013 | 111 | 370 |
| 2014 | 172 | 350 |
| 2015 | 250 | 370 |
| 2016 | 231 | 310 |
| 2017 | 198 | 300 |
| 2018 | 204 | 300 |
| 2019 | 133 | 280 |
| 2020 | 135 | 280 |
| 2021 | 121 | 270 |
| 2022 | 124 | 260 |
| 2023 | 246 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 78588
12 nearest ZIP centroids (any distance)
- 78536Delmita7.2 miPop 345 · Income $29,327
- 78563Linn10.0 miPop 62 · Income $67,639
- 78591Santa Elena11.7 miPop 163 · Income $33,188
- 78353Encino13.9 miPop 481 · Income —
- 78541Edinburg21.2 miPop 49,395 · Income $50,567
- 78582Rio Grande City25.6 miPop 44,883 · Income $41,452
- 78360Guerra28.0 miPop 33 · Income —
- 78540Edinburg28.4 miPop 0 · Income —
- 78542Edinburg28.5 miPop 86,111 · Income $52,962
- 78549Hargill28.6 miPop 876 · Income $19,028
- 78576Penitas29.5 miPop 13,902 · Income $48,205
- 78574Mission29.6 miPop 62,852 · Income $52,536
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 78588, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 78588 FAQ
- What city is ZIP code 78588 in?
- 78588 is in San Isidro, TX.
- What county is 78588 in?
- 78588 is in Starr County.
- What is the median household income in 78588?
- The median household income in 78588 is $86,458.
- Which ZIP codes are near 78588?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 78588.