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Plant hardiness zone 6B

ZIP codes in USDA plant hardiness zone 6B. Population, income, and housing from US5 published metrics.

Zone
6B
ZIP codes
4,820
Population
38,252,118
Median household income (avg.)
$75,963
Average home value
$237,519
All hardiness zones Opportunity zones ZIP lists ZIP rankings

What is USDA zone 6B?

Zone 6B 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 4,820 indexable ZIP codes in this band, covering about 38,252,118 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 6B, 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 6B

ZIP City County State Population Income Home value
43932 Irondale Jefferson County OH 1,147 $50,926 $157,000
41425 Ezel Morgan County KY 1,146 $40,208 $78,400
62872 Opdyke Jefferson County IL 1,142 $53,698 $107,600
63620 Annapolis Iron County MO 1,142 $42,917 $122,200
15358 Centerville Washington County PA 1,141 $99,250 $108,200
17037 — Perry County PA 1,140 $71,141 $215,800
47529 Elnora Daviess County IN 1,140 $74,750 $127,700
16218 — Armstrong County PA 1,138 $72,232 $181,800
16546 Erie Erie County PA 1,138 — —
41098 Worthville Owen County KY 1,138 $33,380 $73,100
62803 Hoyleton Washington County IL 1,138 $87,500 $132,900
67428 Canton McPherson County KS 1,137 $67,171 $155,100
66845 Cottonwood Falls Chase County KS 1,136 $49,940 $88,300
41166 — Lewis County KY 1,135 $45,806 $85,400
65085 Westphalia Osage County MO 1,135 $101,563 $257,200
65779 Wheatland Hickory County MO 1,132 $33,942 $101,300
45778 Stewart Athens County OH 1,131 $62,679 $68,100
45146 Martinsville Clinton County OH 1,129 $67,800 $172,300
15315 Bobtown Greene County PA 1,128 $49,229 $56,100
96023 Dorris Siskiyou County CA 1,128 $36,014 $139,000
24966 Falling Spring Greenbrier County WV 1,127 $66,178 $126,600
60602 Chicago Cook County IL 1,127 $123,047 $383,300
62021 Prairietown Madison County IL 1,127 $108,125 $277,700
63336 Clarksville Pike County MO 1,126 $73,750 $144,400
99012 Fairfield Spokane County WA 1,125 $66,389 $288,600
62473 Watson Effingham County IL 1,124 $71,200 $117,400
26335 Burnsville Braxton County WV 1,123 $63,854 $101,100
67448 Roxbury Saline County KS 1,123 $86,106 $128,600
98849 Riverside Okanogan County WA 1,123 $62,357 $241,600
63036 Goose Creek Lake St. Francois County MO 1,121 $65,901 $211,300
83228 Clifton Franklin County ID 1,120 $82,569 $276,500
12472 Rosendale Ulster County NY 1,118 $67,770 $284,200
47575 — Dubois County IN 1,118 — $280,100
12419 — Ulster County NY 1,115 $119,268 $304,400
62463 Stewardson Shelby County IL 1,115 $53,889 $126,000
17228 — Fulton County PA 1,113 $69,688 $177,900
64733 Chilhowee Johnson County MO 1,112 $74,250 $197,300
62460 St. Francisville Lawrence County IL 1,110 $57,222 $105,700
16045 Homeacre-Lyndora Butler County PA 1,109 $69,750 $118,800
18631 Mifflinville Columbia County PA 1,109 $49,643 $214,900
26032 Bethany Brooke County WV 1,109 $39,583 $85,400
26146 Friendly Tyler County WV 1,109 $50,893 $165,000
43720 — Muskingum County OH 1,105 $54,141 $164,500
25287 Hartford City Mason County WV 1,104 $54,333 $184,100
15686 — Armstrong County PA 1,099 $57,083 $205,600
26681 Nettie Nicholas County WV 1,098 $30,030 $57,000
62028 Elsah Jersey County IL 1,098 $62,656 $167,600
62214 Addieville Washington County IL 1,097 $102,222 $175,300
97876 Summerville Union County OR 1,092 $116,146 $434,400
41072 — — — 1,091 $30,066 $92,200

Frequently asked questions

What does zone 6B mean?

Zone 6B 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 6B; 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.