Willacy County, Texas ZIP codes
6 ZIP codes are in Willacy County. It's part of the Raymondville, TX micro area.
- ZIP codes
- 6
- Population in these ZIPs
- 20,642
- Avg. median income
- $57,200population-weighted
- Cities & towns
- 6
Loading map…
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Willacy County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 78561 | Lasara | 1,457 | $102,528 | $150,900 |
| 78569 | Lyford | 4,342 | $58,950 | $165,700 |
| 78580 | Raymondville | 12,964 | $53,841 | $117,200 |
| 78590 | San Perlita | 428 | $82,292 | $57,400 |
| 78594 | Sebastian | 1,206 | $23,307 | $100,700 |
| 78598 | Port Mansfield | 245 | — | $273,400 |
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 and towns in Willacy County
Nearby counties
Frequently asked questions
How many ZIP codes are in Willacy County, Texas?
6 ZIP codes are mainly in Willacy County.
What cities are in Willacy County?
ZIP codes in Willacy County use the city names Lasara, Lyford, Port Mansfield, Raymondville, San Perlita and Sebastian.
What metro area is Willacy County in?
Willacy County is part of the Raymondville, TX micropolitan statistical area.