ZIP code 75640: Diana, TX
75640 is a ZIP code in Diana, Texas, mainly in Harrison County, part of the Longview, TX metro area. About 6,142 people live here.
- Population
- 6,142
- Median household income
- $80,967
- Typical home value
- $282,900+1.5% in 12 months
- Median rent
- $1,564gross, per month
- Median age
- 38.3
- Homeowners
- 90.3%of occupied homes
Shaded: ZIP code 75640's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 75640 details
| City | Diana |
|---|---|
| State | Texas |
| County | Harrison County (also partly Upshur County, Marion County) |
| Metro area | Longview, TX |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 86.9 sq mi, plus 3.5 sq mi of water |
| Population density | 71 people per sq mi |
| Bachelor's degree or higher | 24.4% of adults 25+ |
| Average commute | 27.9 minutes |
| Center coordinates | 32.70842, -94.68318 |
ZIP codes near 75640
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 75605 | Longview, TX | 8.7 mi | 35,417 |
| 75683 | Ore City, TX | 8.8 mi | 3,413 |
| 75660 | Judson, TX | 9.6 mi | — |
| 75651 | Harleton, TX | 9.6 mi | 1,871 |
| 75645 | Gilmer, TX | 11.6 mi | 10,400 |
| 75630 | Avinger, TX | 11.9 mi | 2,452 |
| 75608 | Longview, TX | 13.5 mi | — |
| 75668 | Lone Star, TX | 13.7 mi | 2,094 |
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
Buying a home in 75640?
A typical home in ZIP code 75640 is worth about $282,900 (Zillow Home Value Index). The median household here earns $80,967 a year. See what buying here would cost per month, with Texas average taxes and insurance filled in.
Monthly payment for a $282,900 homeWhat can a $80,967 income afford?Rental property numbers
About ZIP code 75640
What city is ZIP code 75640?
ZIP code 75640 is in Diana, TX, in Harrison County.
What county is ZIP code 75640 in?
75640 is mainly in Harrison County, Texas, and partly in Upshur County and Marion County.
What is the population of ZIP code 75640?
About 6,142 people live in ZIP code 75640, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 75640 in?
75640 is in Central Time (UTC−6). It observes daylight saving time.