Harlingen, TX ZIP codes
Harlingen, Texas has 4 ZIP codes, including 2 PO Box ZIPs. They are in Cameron County.
- Population in these ZIPs
- 95,667
- Avg. median income
- $58,200population-weighted
- Typical home value
- $196,800population-weighted
- Metro area
- Brownsville-Harlingen, TX
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Harlingen, TX ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 78550 | Cameron County | 53,335 | $49,007 | $176,400 |
| 78551 PO Box | Cameron County | — | — | — |
| 78552 | Cameron County | 42,332 | $69,811 | $222,400 |
| 78553 PO Box | Cameron County | — | — | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Harlingen
- Combes 2 mi
- Santa Rosa 8 mi
- San Benito 9 mi
- La Feria 9 mi
- Sebastian 11 mi
- Lyford 11 mi
- La Villa 12 mi
- Los Indios 12 mi
- Mercedes 13 mi
- Santa Maria 14 mi
- Rio Hondo 15 mi
- Olmito 16 mi
Frequently asked questions
What is the ZIP code for Harlingen, TX?
Harlingen, TX has 4 ZIP codes: 78550, 78551, 78552 and 78553.
What county is Harlingen, Texas in?
Harlingen ZIP codes are in Cameron County.
Which Harlingen ZIP codes are PO Boxes?
78551 and 78553 are PO Box or single-organization ZIP codes; they have no residential delivery area.