Richest ZIP codes in Harris County, GA
These are the 10 ZIP codes in Harris County with the highest median household income, out of 10 with at least 1,000 residents. 31820 (Midland, $114,468), 31829 (Upatoi, $109,764) and 31807 (Ellerslie, $109,345) lead the list. There is no single "best" ZIP code in Harris County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Richest ZIP codes in Harris County
| Rank | ZIP | Mailing city | Median household income | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 31820 | Midland | $114,468 ±$16,665 | 14,005 | 4,990 | 5,040 |
| 2 | 31829 | Upatoi | $109,764 ±$23,434 | 1,699 | 611 | 652 |
| 3 | 31807 | Ellerslie | $109,345 ±$13,249 | 2,704 | 919 | 1,110 |
| 4 | 31808 | Fortson | $109,294 ±$11,833 | 8,893 | 3,112 | 3,716 |
| 5 | 31804 | Cataula | $103,095 ±$19,613 | 6,318 | 2,191 | 2,360 |
| 6 | 31831 | Waverly Hall | $98,214 ±$15,630 | 4,446 | 1,470 | 1,532 |
| 7 | 31811 | Hamilton | $90,385 ±$12,916 | 6,052 | 2,238 | 2,407 |
| 8 | 31826 | Shiloh | $85,376 ±$9,553 | 2,552 | 903 | 849 |
| 9 | 31822 | Pine Mountain | $66,302 ±$10,971 | 5,403 | 1,993 | 2,222 |
| 10 | 31833 | West Point | $61,348 ±$13,638 | 6,815 | 2,521 | 2,984 |
How we ranked them
Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population. ZIP codes need at least 1,000 residents to be ranked; 10 of 11 qualify.
Which of these to mail, and why
Higher-income ZIP codes suit offers with a bigger ticket: remodeling, pools, roofing, financial planning, private schools, premium dining. A median describes the middle household, not every door, so the routes inside each ZIP still vary.
The top five ZIP codes on this list hold 11,823 households, on 28 carrier routes with 12,878 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 31820 on the EDDM route map
More rankings
- ZIP codes with the highest home values in Harris County
- ZIP codes with the highest homeownership in Harris County
- ZIP codes with the most families with kids in Harris County
- ZIP codes with the most new movers in Harris County
- Youngest ZIP codes in Harris County
- Oldest ZIP codes in Harris County
- Fastest-growing ZIP codes in Harris County
- All Harris County ZIP codes
Businesses that mail these ZIP codes
Map it and price it
EDDM guides
Frequently asked questions
- Which ZIP code in Harris County has the highest median household income?
- 31820 (Midland), at $114,468 (±$16,665), among 10 ZIP codes with at least 1,000 residents.
- How is this ranking calculated?
- Ranked by median household income (ACS 5-year estimates, 2020–2024). The Census Bureau caps published medians at $250,000; ZIP codes at the cap are shown as $250,000+ and ordered by population.
- Why are some ZIP codes missing?
- ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.