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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
85283 Tempe Maricopa County AZ 46,789 $81,073 $409,800
95610 Citrus Heights Sacramento County CA 46,759 $77,565 $466,500
93611 Clovis Fresno County CA 46,631 $114,677 $457,500
85323 Avondale Maricopa County AZ 46,604 $79,903 $335,000
95209 Stockton San Joaquin County CA 46,567 $106,056 $464,900
91387 Santa Clarita Los Angeles County CA 46,283 $114,378 $695,000
95822 Sacramento Sacramento County CA 46,269 $80,835 $438,400
95307 Ceres Stanislaus County CA 46,209 $77,101 $402,300
95337 Manteca San Joaquin County CA 46,157 $110,132 $611,200
77093 Houston Harris County TX 46,091 $41,958 $122,400
34609 Spring Hill Hernando County FL 46,066 $79,284 $275,900
95060 Bonny Doon Santa Cruz County CA 46,024 $106,040 $1,189,300
32746 Lake Mary Seminole County FL 45,970 $111,534 $420,200
34748 Leesburg Lake County FL 45,960 $53,768 $226,200
94546 Castro Valley Alameda County CA 45,848 $125,780 $976,300
92545 Hemet Riverside County CA 45,771 $59,575 $334,900
92555 Moreno Valley Riverside County CA 45,751 $113,636 $543,300
95678 Roseville Placer County CA 45,744 $104,704 $534,700
85713 Tucson Pima County AZ 45,615 $50,264 $171,700
93292 Visalia Tulare County CA 45,523 $80,784 $330,600
85051 Phoenix Maricopa County AZ 45,484 $63,665 $288,300
33610 East Lake-Orient Park Hillsborough County FL 45,396 $49,765 $210,600
77057 Houston Harris County TX 45,394 $66,200 $318,700
95148 San Jose Santa Clara County CA 45,392 $160,729 $1,211,400
94561 Oakley Contra Costa County CA 45,386 $130,859 $632,100
77007 Houston Harris County TX 45,337 $140,878 $501,300
93702 Fresno Fresno County CA 45,241 $44,849 $211,900
85353 Phoenix Maricopa County AZ 44,995 $88,867 $344,600
77060 Houston Harris County TX 44,920 $37,843 $144,900
78582 Rio Grande City Starr County TX 44,883 $41,452 $102,000
94566 Pleasanton Alameda County CA 44,782 $187,721 $1,592,200
93726 Fresno Fresno County CA 44,766 $51,913 $271,800
94531 Antioch Contra Costa County CA 44,746 $123,428 $660,200
85205 Mesa Maricopa County AZ 44,704 $71,294 $301,200
77389 The Woodlands Harris County TX 44,545 $145,228 $387,100
95831 Sacramento Sacramento County CA 44,366 $96,509 $619,800
93455 Orcutt Santa Barbara County CA 44,350 $108,501 $572,700
85017 Phoenix Maricopa County AZ 44,336 $51,737 $242,900
89101 Las Vegas Clark County NV 44,199 $38,653 $258,100
94605 Oakland Alameda County CA 44,168 $101,043 $840,700
77055 Houston Harris County TX 44,088 $73,297 $577,800
96003 Redding Shasta County CA 44,068 $71,801 $370,500
78043 Laredo Webb County TX 44,044 $54,280 $151,400
95628 Fair Oaks Sacramento County CA 43,783 $111,582 $615,400
89015 Henderson Clark County NV 43,762 $71,300 $373,700
95380 Turlock Stanislaus County CA 43,731 $68,308 $410,300
77073 Houston Harris County TX 43,684 $72,271 $206,700
32724 DeLand Volusia County FL 43,615 $72,729 $283,100
85298 Gilbert Maricopa County AZ 43,536 $146,688 $598,300
85086 Phoenix Maricopa County AZ 43,369 $118,543 $554,100

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.