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Plant hardiness zone 6A

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

Zone
6A
ZIP codes
4,855
Population
35,646,945
Median household income (avg.)
$75,369
Average home value
$228,792
All hardiness zones Opportunity zones ZIP lists ZIP rankings

What is USDA zone 6A?

Zone 6A 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 4,855 indexable ZIP codes in this band, covering about 35,646,945 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 6A, 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 6A

ZIP City County State Population Income Home value
60007 Elk Grove Village Cook County IL 32,485 $95,240 $334,800
62521 Decatur Macon County IL 32,455 $66,848 $119,900
01826 Methuen Town Middlesex County MA 32,373 $111,451 $466,200
81212 Cañon City Fremont County CO 32,355 $63,545 $286,300
46151 Martinsville Morgan County IN 32,339 $77,724 $219,400
80923 Colorado Springs El Paso County CO 32,333 $103,556 $448,800
61832 Danville Vermilion County IL 32,302 $45,264 $78,400
44266 Ravenna Portage County OH 32,301 $61,211 $159,900
80226 Lakewood Jefferson County CO 32,237 $78,466 $547,000
49505 Grand Rapids Kent County MI 32,224 $71,692 $227,900
03060 Nashua Hillsborough County NH 32,223 $78,068 $338,700
48601 Saginaw Saginaw County MI 32,069 $37,830 $54,900
48917 Waverly Eaton County MI 32,029 $73,259 $211,300
46516 Elkhart Elkhart County IN 31,959 $54,934 $150,400
46530 Granger St. Joseph County IN 31,907 $114,684 $316,800
80910 Colorado Springs El Paso County CO 31,840 $56,681 $276,900
43062 Pataskala Licking County OH 31,822 $100,450 $292,100
80111 Greenwood Village Arapahoe County CO 31,817 $132,292 $890,500
04103 Portland Cumberland County ME 31,705 $90,682 $421,800
80122 Centennial Arapahoe County CO 31,575 $120,181 $599,400
60525 Countryside Cook County IL 31,453 $113,718 $422,500
81001 Pueblo Pueblo County CO 31,448 $47,086 $208,400
47304 Muncie Delaware County IN 31,432 $67,756 $161,700
01109 Springfield Hampden County MA 31,418 $46,821 $203,100
62702 Springfield Sangamon County IL 31,251 $52,748 $102,300
62526 Decatur Macon County IL 31,191 $48,222 $91,500
46544 Mishawaka St. Joseph County IN 31,138 $57,873 $151,100
81005 Pueblo Pueblo County CO 31,104 $67,500 $282,100
80817 Fountain El Paso County CO 31,101 $85,121 $377,300
01605 Worcester Worcester County MA 31,086 $54,805 $349,800
44805 Ashland Ashland County OH 31,024 $62,058 $165,000
60636 Chicago Cook County IL 31,007 $35,077 $150,600
68107 Omaha Douglas County NE 30,993 $59,988 $142,900
80917 Colorado Springs El Paso County CO 30,988 $72,805 $353,100
62301 Quincy Adams County IL 30,987 $52,212 $124,200
16101 New Castle Lawrence County PA 30,960 $50,481 $109,600
49024 Portage Kalamazoo County MI 30,937 $86,427 $248,700
49418 Grandville Kent County MI 30,907 $83,485 $296,300
48446 Lapeer Lapeer County MI 30,807 $66,382 $206,300
14127 Orchard Park Erie County NY 30,783 $106,071 $328,700
03079 — Rockingham County NH 30,646 $101,339 $438,500
49525 Northview Kent County MI 30,627 $87,969 $292,500
60099 Zion Lake County IL 30,485 $65,647 $190,300
60714 Niles Cook County IL 30,463 $78,868 $351,100
80922 Colorado Springs El Paso County CO 30,388 $107,457 $407,000
53217 River Hills Milwaukee County WI 30,381 $132,044 $426,100
43050 Mount Vernon Knox County OH 30,360 $65,044 $199,000
53140 Kenosha Kenosha County WI 30,325 $56,803 $191,400
60631 Chicago Cook County IL 30,308 $117,688 $431,400
48309 Rochester Hills Oakland County MI 30,254 $117,788 $394,700

Frequently asked questions

What does zone 6A mean?

Zone 6A 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 6A; 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.