| ZIP Codes: | 18 ZIP Codes (15 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Codes: | 430 / 903 / 940 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:55:15 PM |
| Population: | 148,078 [See All] |
| FIPS: | 48181 |
| CBSA: | Sherman-Denison, TX |
| Land Area: | 1,140 sq mi |
| Water Area: | 49 sq mi |
| Coordinates: | 33.6245, -96.6736 |
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148,078 residents live across 18 ZIPs covering 1,140 sq mi, served by 15 distinct USPS-recognized cities.
Population moved from 124,861 to 148,078 from 2014 to 2024 — a +18.6% change. 14 ZIPs gained residents, 2 lost (and 1 held flat).
The county's wealthiest ZIP 75058 (Gunter, $125,694 median) and poorest ZIP 75090 (Sherman, $55,543) are 15.1 miles apart — a 2.3× income gap across local geography.
Median home values vary 2.8× across this county — from $188,000 in 75090 (Sherman) to $532,600 in 75058 (Gunter).
Density varies 786× across the county — from 26 people/sq mi in 76264 (Sadler) to 20,643 in 75489 (Tom Bean).
Educational attainment ranges from 14.0% bachelor's+ in 75090 (Sherman) to 48.4% in 75058 (Gunter) — the breadth of educational profiles across the area.
Within Texas, this is the #34 most populous of 254 counties and ranks #43 for median household income with the #29 fastest decade growth .
Weighted by population, the typical household earns about $75,179 across the county — reflecting what a typical resident sees, not a simple ZIP average.
23.8% of adults age 25+ hold a bachelor's degree or higher (23,875 of 100,193 reporting).
15 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
Grayson County grew 18.6% over the past decade — concentrated in 5 high-growth ZIPs:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 75092 | Sherman | Standard | 28,342 | $68,036 | 107.4 | 25.2% |
| 75090 | Sherman | Standard | 26,594 | $55,543 | 80.5 | 11.2% |
| 75020 | Denison | Standard | 24,835 | $71,605 | 67.5 | 11.4% |
| 76273 | Whitesboro | Standard | 11,229 | $82,021 | 224.9 | 37.9% |
| 75495 | Van Alstyne | Standard | 11,120 | $111,563 | 68.3 | 64.5% |
| 75021 | Denison | Standard | 9,173 | $83,067 | 58.0 | 11.0% |
| 75076 | Pottsboro | Standard | 7,989 | $76,919 | 70.8 | 9.0% |
| 75459 | Howe | Standard | 6,554 | $71,228 | 81.9 | 37.1% |
| 75491 | Whitewright | Standard | 5,471 | $79,386 | 98.4 | 1.2% |
| 75414 | Bells | Standard | 3,719 | $86,993 | 49.6 | 17.2% |
| 76233 | Collinsville | Standard | 3,711 | $67,516 | 68.5 | 15.5% |
| 75058 | Gunter | Standard | 3,625 | $125,694 | 47.3 | 10.3% |
| 76271 | Tioga | Standard | 1,859 | $78,125 | 50.0 | 34.9% |
| 76245 | Gordonville | Standard | 1,814 | $92,212 | 29.0 | 0.0% |
| 76264 | Sadler | Standard | 997 | $77,955 | 38.0 | -23.3% |
| 75489 | Tom Bean | PO Box | 803 | $88,676 | 0.0 | -20.4% |
| 76268 | Southmayd | PO Box | 243 | — | 0.0 | 30.6% |
| 75091 | Sherman | PO Box | — | — | 0.0 | — |