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Plant hardiness zone 9B

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

Zone
9B
ZIP codes
1,918
Population
34,156,501
Median household income (avg.)
$82,262
Average home value
$449,970
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What is USDA zone 9B?

Zone 9B 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 1,918 indexable ZIP codes in this band, covering about 34,156,501 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 9B, 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 9B

ZIP City County State Population Income Home value
94585 Suisun City Solano County CA 29,290 $96,713 $551,400
95682 Cameron Park El Dorado County CA 29,249 $115,621 $682,100
77025 Houston Harris County TX 29,177 $78,076 $521,300
93704 Fresno Fresno County CA 29,172 $69,659 $366,000
77091 Houston Harris County TX 29,135 $35,737 $223,700
78410 Corpus Christi Nueces County TX 29,121 $77,642 $220,400
33598 Wimauma Hillsborough County FL 29,119 $91,649 $352,800
32779 Wekiwa Springs Seminole County FL 29,106 $115,931 $458,700
34266 Southeast Arcadia DeSoto County FL 29,065 $47,414 $144,600
85257 Scottsdale Maricopa County AZ 29,055 $79,828 $453,200
70364 Bayou Blue Terrebonne Parish LA 28,990 $68,909 $195,600
32082 Palm Valley St. Johns County FL 28,964 $122,807 $732,700
95677 Rocklin Placer County CA 28,873 $104,985 $630,300
78363 Kingsville Kleberg County TX 28,820 $56,867 $155,900
70360 Houma Terrebonne Parish LA 28,810 $82,365 $297,100
32250 Jacksonville Beach Duval County FL 28,738 $111,553 $526,000
70126 New Orleans Orleans Parish LA 28,690 $38,229 $187,300
77086 Houston Harris County TX 28,623 $58,184 $196,300
33544 Wesley Chapel Pasco County FL 28,612 $103,134 $399,200
95133 San Jose Santa Clara County CA 28,561 $132,069 $1,074,300
33811 Lakeland Polk County FL 28,456 $85,821 $289,800
77523 Mont Belvieu Chambers County TX 28,411 $120,839 $340,600
77039 Aldine Harris County TX 28,335 $44,567 $148,600
70607 Lake Charles Calcasieu Parish LA 28,285 $58,427 $171,700
94549 Lafayette Contra Costa County CA 28,247 $231,195 $1,968,500
77005 West University Place Harris County TX 28,231 $215,708 $1,354,300
95603 Auburn Placer County CA 28,195 $80,851 $613,900
34606 Spring Hill Hernando County FL 28,155 $54,730 $227,700
33596 Valrico Hillsborough County FL 28,152 $112,305 $396,100
77033 Houston Harris County TX 28,079 $37,081 $98,300
95212 Stockton San Joaquin County CA 28,013 $104,078 $499,200
95242 Lodi San Joaquin County CA 27,860 $99,709 $549,700
94559 Napa Napa County CA 27,828 $100,559 $877,100
95117 San Jose Santa Clara County CA 27,798 $115,778 $1,425,200
94518 Concord Contra Costa County CA 27,743 $111,406 $826,500
92277 Twentynine Palms San Bernardino County CA 27,742 $55,515 $224,300
95032 Los Gatos Santa Clara County CA 27,682 $195,188 $2,000,001
33618 Carrollwood Hillsborough County FL 27,588 $79,850 $379,200
77345 Houston Harris County TX 27,574 $156,844 $370,000
85351 Sun City Maricopa County AZ 27,562 $50,812 $250,300
33545 Pasadena Hills Pasco County FL 27,536 $108,835 $363,000
94306 Palo Alto Santa Clara County CA 27,527 $186,479 $2,000,001
32081 Nocatee St. Johns County FL 27,365 $128,316 $590,200
78332 Alice Jim Wells County TX 27,281 $47,199 $97,900
92532 Lake Elsinore Riverside County CA 27,268 $111,746 $553,100
94506 Blackhawk Contra Costa County CA 27,261 $250,001 $1,789,600
70123 Elmwood Jefferson Parish LA 27,209 $82,639 $318,000
77578 Manvel Brazoria County TX 27,195 $132,571 $359,500
95776 Woodland Yolo County CA 27,189 $104,020 $554,900
85375 Sun City West Maricopa County AZ 27,185 $63,977 $350,700

Frequently asked questions

What does zone 9B mean?

Zone 9B 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 9B; 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.