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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
67651 Codell Osborne County KS 493 $61,375 $31,000
44661 Nashville Holmes County OH 489 $44,950 $98,000
67645 Lenora Norton County KS 489 $42,344 $77,000
68464 Western Saline County NE 489 $71,250 $181,300
04853 — Knox County ME 488 $93,667 $404,700
15773 — Cambria County PA 488 $62,813 $78,300
64637 Cowgill Caldwell County MO 488 $58,000 $115,200
04568 — Lincoln County ME 487 $54,554 $562,500
01037 — Worcester County MA 486 $84,022 $408,600
62572 Waggoner Montgomery County IL 486 $90,714 $201,900
16230 Hawthorn Clarion County PA 485 $46,696 $91,400
62314 Baylis Pike County IL 484 $81,528 $150,000
62666 Middletown Logan County IL 483 $91,528 $111,700
44439 — Trumbull County OH 482 $65,500 $168,800
83632 — Adams County ID 482 $49,423 $309,100
67757 Selden Sheridan County KS 481 $52,321 $86,900
44689 Wilmot Holmes County OH 479 $95,893 $104,200
60949 Ludlow Champaign County IL 478 $56,250 $99,300
66417 Corning Nemaha County KS 478 $89,038 —
04564 — Lincoln County ME 477 $118,077 $492,300
26437 Smithfield Wetzel County WV 476 $68,750 $93,900
68940 Funk Phelps County NE 476 $102,857 $195,800
98859 — Okanogan County WA 476 $97,227 —
61850 Indianola Vermilion County IL 475 $53,523 $71,300
62671 New Holland Logan County IL 472 $100,234 $108,600
63472 Wayland Clark County MO 472 — —
68344 Douglas Otoe County NE 472 $86,442 $167,900
14808 — Steuben County NY 470 $36,250 $75,300
16344 Rouseville Venango County PA 470 $56,250 $57,000
15775 Northern Cambria Cambria County PA 467 $78,365 $99,600
68335 Davenport Thayer County NE 466 $70,313 $87,400
68447 Table Rock Pawnee County NE 464 $65,909 $142,500
87728 Maxwell Colfax County NM 464 $37,125 $85,000
67737 Grainfield Gove County KS 462 $53,125 $120,400
68517 Lincoln Lancaster County NE 462 $143,782 $495,700
17760 North Bend Clinton County PA 461 $63,125 $111,700
47387 Straughn Henry County IN 461 $81,071 $118,800
61778 Waynesville De Witt County IL 461 $61,979 $91,200
63547 Hurdland Knox County MO 461 $34,000 $80,300
15337 Wind Ridge Greene County PA 460 $67,083 $206,800
18624 — Carbon County PA 460 $116,146 $424,400
65258 Holliday Monroe County MO 460 $57,083 $168,800
03871 — Rockingham County NH 459 — $1,504,200
45378 Verona Preble County OH 459 $72,917 $115,000
68966 Orleans Harlan County NE 459 $61,618 $75,000
12778 Smallwood Sullivan County NY 456 $66,406 $179,500
16329 — Warren County PA 456 $68,333 $94,200
46111 Brooklyn Morgan County IN 456 $69,438 $116,100
83212 — Power County ID 456 — $125,900
46799 Zanesville Wells County IN 455 $62,250 $155,800

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.