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Plant hardiness zone 9A

ZIP codes in USDA plant hardiness zone 9A. Population, income, and housing from US5 published metrics.

Zone
9A
ZIP codes
2,042
Population
22,746,497
Median household income (avg.)
$70,574
Average home value
$303,665
All hardiness zones Opportunity zones ZIP lists ZIP rankings

What is USDA zone 9A?

Zone 9A is a USDA / PRISM plant hardiness band based on average annual extreme minimum winter temperature. Growers use it to compare winter-cold exposure across regions — it is a climate label, not a planting prescription.

US5 lists 2,042 indexable ZIP codes in this band, covering about 22,746,497 combined ZIP-area residents. The table below is sorted by population; use pagination to browse the full published set.

How to use this zone page

Scan communities inside zone 9A, then open any ZIP for full demographics, climate normals, schools, and nearby amenities. Zone membership comes from the USDA hardiness summary joined to published ZIP profiles.

ZIPs in zone 9A

ZIP City County State Population Income Home value
32606 Gainesville Alachua County FL 23,313 $79,888 $319,300
29420 North Charleston Dorchester County SC 23,311 $69,043 $283,900
89118 Spring Valley Clark County NV 23,299 $67,384 $391,800
32601 Gainesville Alachua County FL 23,296 $30,878 $284,200
32025 Lake City Columbia County FL 23,268 $47,074 $184,900
32308 Tallahassee Leon County FL 23,237 $73,125 $291,800
32548 Fort Walton Beach Okaloosa County FL 23,209 $63,857 $291,000
39501 Gulfport Harrison County MS 23,178 $33,491 $115,300
31503 Waycross Ware County GA 23,173 $55,042 $108,100
85737 Oro Valley Pima County AZ 22,951 $106,812 $433,600
31410 Wilmington Island Chatham County GA 22,867 $97,225 $367,700
70785 Walker Livingston Parish LA 22,863 $84,551 $235,100
95405 Santa Rosa Sonoma County CA 22,811 $117,931 $749,700
77447 Houston Harris County TX 22,766 $111,932 $296,200
98199 Seattle King County WA 22,751 $176,729 $1,160,000
31407 Port Wentworth Chatham County GA 22,743 $83,954 $223,100
31520 Brunswick Glynn County GA 22,743 $37,652 $135,100
78148 Universal City Bexar County TX 22,630 $75,395 $249,400
70706 Watson Livingston Parish LA 22,621 $94,768 $237,900
31792 Thomasville Thomas County GA 22,504 $49,045 $190,300
31558 St. Marys Camden County GA 22,498 $67,761 $250,700
78703 Austin Travis County TX 22,484 $144,637 $1,353,500
36575 Semmes Mobile County AL 22,444 $69,381 $193,600
98126 Seattle King County WA 22,433 $114,030 $751,900
70820 Baton Rouge East Baton Rouge Parish LA 22,397 $47,556 $293,900
29403 Charleston Charleston County SC 22,319 $65,689 $624,000
78752 Austin Travis County TX 22,261 $66,404 $361,200
77632 Orange Orange County TX 22,166 $82,828 $184,700
32504 Pensacola Escambia County FL 22,125 $74,067 $242,400
32459 Miramar Beach Walton County FL 22,104 $101,067 $613,100
78734 Lakeway Travis County TX 22,091 $129,116 $626,100
32060 Live Oak Suwannee County FL 22,085 $56,702 $158,200
71446 Leesville Vernon Parish LA 22,047 $56,767 $157,000
98166 Burien King County WA 22,001 $112,191 $785,700
98005 Bellevue King County WA 21,929 $158,396 $1,373,000
70401 Hammond Tangipahoa Parish LA 21,901 $50,995 $226,800
78214 San Antonio Bexar County TX 21,884 $41,334 $121,600
70460 Slidell St. Tammany Parish LA 21,880 $63,413 $184,400
78133 Canyon Lake Comal County TX 21,830 $80,777 $300,100
34482 Ocala Marion County FL 21,824 $71,449 $247,600
97060 Troutdale Multnomah County OR 21,788 $84,164 $425,700
78747 Austin Travis County TX 21,757 $86,456 $395,500
97209 Portland Multnomah County OR 21,727 $84,059 $573,700
77657 Lumberton Hardin County TX 21,691 $93,225 $243,900
70435 Covington St. Tammany Parish LA 21,525 $81,318 $271,600
34470 Ocala Marion County FL 21,521 $49,592 $171,500
78801 Uvalde Uvalde County TX 21,487 $58,028 $144,100
98043 Mountlake Terrace Snohomish County WA 21,417 $101,408 $605,800
93630 Kerman Fresno County CA 21,352 $60,388 $343,400
31768 Moultrie Colquitt County GA 21,281 $44,895 $134,000

Frequently asked questions

What does zone 9A mean?

Zone 9A is a USDA plant hardiness band based on average annual extreme minimum winter temperature. It helps compare winter-cold exposure across places; it is not a planting prescription.

Why is the table sorted by population?

Population ordering surfaces larger communities first. The zone total counts all published ZIPs in band 9A; page through the table to browse beyond the first page.

Is a hardiness zone the same as a climate normal?

Hardiness zones summarize winter extreme cold. ZIP pages on US5 also show precipitation, snow, and FEMA risk context separately.