ZIP code 77623
Where is ZIP code 77623?
High Island, Texas
Galveston County · PO Box only ZIP code
ZIP code 77623 belongs to High Island, Texas in Galveston County. 77623 is a PO Box only ZIP code: it is used for post office boxes at the High Island post office, not for street addresses. It is in the Central Time zone and uses area code 409. About 585 people live in the 77623 area, where the median household income is $88,375. The closest ZIP codes are 77617 (Gilchrist, 3.4 mi southwest), 77514 (Anahuac, 12.8 mi northwest) and 77661 (Stowell, 16.3 mi north).
| ZIP code | 77623 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | High Island |
| State | Texas (TX) |
| County | Galveston County |
| Time zone | Central Time · now |
| Area code | 409 |
| Coordinates | 29.5472, -94.4267 map |
| 3-digit prefix | 776 |
Population and income in 77623
| Population | 585 · lower than 82% of Texas ZIP codes |
|---|---|
| People per square mile | 40 · lower than 60% of Texas ZIP codes |
| Median age | 58.3 years · higher than 94% of Texas ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $88,375 · higher than 75% of Texas ZIP codes |
| Income per person | $37,154 |
| Below the poverty line | 7.4% |
| Bachelor’s degree or higher | 20% of adults 25+ |
| Median rent | $566 a month |
| Housing units | 307 |
| Households | 253 (2.3 people on average) |
| Owners / renters | 91% / 8.7% |
| Land area | 14.68 sq mi (plus 0.51 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 77623. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 77623
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 77617 | Gilchrist, TX | 3.4 mi SW | PO Box only |
| 77514 | Anahuac, TX | 12.8 mi NW | Standard |
| 77661 | Stowell, TX | 16.3 mi N | PO Box only |
| 77650 | Port Bolivar, TX | 17.7 mi SW | PO Box only |
| 77665 | Winnie, TX | 19.3 mi N | Standard |
| 77622 | Hamshire, TX | 23 mi N | Standard |
| 77560 | Hankamer, TX | 24.8 mi NW | Standard |
| 77597 | Wallisville, TX | 26.2 mi NW | Standard |
| 77553 | Galveston, TX | 26.9 mi SW | PO Box only |
| 77555 | Galveston, TX | 27 mi SW | Unique |
| 77592 | Texas City, TX | 27 mi SW | PO Box only |
| 77641 | Port Arthur, TX | 27.4 mi NE | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 77623 or measure the distance to another ZIP code.
How to address mail to 77623
PO BOX 123
HIGH ISLAND TX 77623
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (77623-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 77623?
- 77623 is a High Island, Texas ZIP code.
- What county is 77623 in?
- ZIP code 77623 is in Galveston County, Texas.
- What time zone is ZIP code 77623 in?
- 77623 is in the Central Time zone (America/Chicago).
- What area code is 77623?
- Phone numbers in ZIP code 77623 use area code 409.
- What is the population of ZIP code 77623?
- About 585 people live in ZIP code 77623, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 77623?
- The median household income in 77623 is $88,375 a year, higher than 75% of Texas ZIP codes.
- Can I use 77623 for a street address?
- No. 77623 is only for PO Boxes. Street addresses in High Island use another ZIP code.
- What ZIP codes are near 77623?
- The nearest ZIP codes to 77623 are 77617 (Gilchrist, 3.4 miles), 77514 (Anahuac, 12.8 miles), 77661 (Stowell, 16.3 miles) and 77650 (Port Bolivar, 17.7 miles).