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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
34450 Inverness Citrus County FL 10,408 $48,955 $210,200
70818 Central East Baton Rouge Parish LA 10,403 $77,262 $255,800
98148 Burien King County WA 10,399 $86,994 $576,400
78257 San Antonio Bexar County TX 10,390 $74,540 $542,300
39567 Pascagoula Jackson County MS 10,300 $50,792 $136,500
78957 Rosanky Bastrop County TX 10,282 $62,796 $246,500
31793 Tifton Tift County GA 10,276 $79,018 $189,600
93465 Templeton San Luis Obispo County CA 10,248 $120,843 $875,200
77995 Yoakum DeWitt County TX 10,244 $53,129 $168,400
93620 Dos Palos Y Merced County CA 10,173 $49,890 $295,100
95338 Mariposa Mariposa County CA 10,164 $64,707 $367,000
70774 Sorrento Ascension Parish LA 10,093 $81,466 $243,600
71459 Fort Polk South Vernon Parish LA 10,090 $56,783 —
32038 Fort White Columbia County FL 10,035 $58,075 $179,300
75862 Trinity Trinity County TX 10,030 $49,497 $113,000
78616 Mustang Ridge Caldwell County TX 10,008 $70,148 $174,800
78061 Pearsall Frio County TX 9,968 $47,567 $103,200
78231 Shavano Park Bexar County TX 9,966 $103,538 $382,000
78112 San Antonio Bexar County TX 9,959 $54,445 $120,400
78202 San Antonio Bexar County TX 9,952 $43,708 $223,900
85390 Wickenburg Maricopa County AZ 9,881 $65,985 $465,800
70734 — Ascension Parish LA 9,880 $124,059 $306,200
78942 Giddings Lee County TX 9,858 $60,084 $235,600
78736 Austin Travis County TX 9,849 $100,761 $556,400
31643 Quitman Brooks County GA 9,848 $43,324 $97,200
78756 Austin Travis County TX 9,844 $97,149 $788,600
70346 Donaldsonville Ascension Parish LA 9,831 $37,490 $186,800
70466 Natalbany Tangipahoa Parish LA 9,815 $63,691 $174,300
39573 — Stone County MS 9,770 $69,011 $201,100
93219 Allensworth Tulare County CA 9,708 $52,883 $266,000
36610 Prichard Mobile County AL 9,692 $27,098 $56,400
78730 Austin Travis County TX 9,669 $146,450 $1,019,100
31510 Alma Bacon County GA 9,592 $52,721 $105,900
78073 San Antonio Bexar County TX 9,510 $65,342 $139,600
78009 Castroville Medina County TX 9,494 $102,724 $335,200
70445 Lacombe St. Tammany Parish LA 9,421 $75,233 $220,400
77625 Kountze Hardin County TX 9,384 $70,183 $115,100
71334 Spokane Concordia Parish LA 9,382 $33,592 $80,200
31537 Folkston Charlton County GA 9,343 $49,613 $120,900
78733 Austin Travis County TX 9,339 $220,421 $964,100
39525 Diamondhead Hancock County MS 9,338 $86,208 $236,700
98346 Port Gamble Tribal Community Kitsap County WA 9,337 $110,946 $561,300
94931 Cotati Sonoma County CA 9,320 $103,105 $788,200
36561 Orange Beach Baldwin County AL 9,275 $89,432 $529,100
29401 Charleston Charleston County SC 9,210 $90,074 $1,165,900
70669 Westlake Calcasieu Parish LA 9,183 $68,416 $160,800
77612 Evadale Jasper County TX 9,152 $63,683 $109,200
98250 Roche Harbor San Juan County WA 9,127 $90,146 $745,700
31329 Springfield Effingham County GA 9,102 $72,163 $221,800
30453 Reidsville Tattnall County GA 9,070 $41,399 $107,400

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.