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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
59842 Haugan Mineral County MT 99 — —
67744 Ludell Rawlins County KS 99 $93,056 $106,300
84329 — Box Elder County UT 99 — $335,000
87729 — Colfax County NM 99 $30,500 $586,500
44285 — Portage County OH 97 $68,750 $220,000
67733 Edson Sherman County KS 97 $87,143 $152,300
15925 Cassandra Cambria County PA 95 $55,750 $80,000
26230 Pickens Randolph County WV 95 — —
62336 Ferris Hancock County IL 95 $44,375 $78,000
15746 — Indiana County PA 94 $39,250 $83,300
16155 — Lawrence County PA 94 $55,179 —
47445 — Greene County IN 94 $76,080 $110,800
84516 Clawson Emery County UT 94 $62,188 $222,200
47964 Mount Ayr Newton County IN 93 $45,000 $88,500
46946 — Wabash County IN 92 $57,000 —
16675 — Cambria County PA 91 $40,000 $71,800
45897 — Hancock County OH 91 — —
97884 Unity Baker County OR 91 $51,250 $277,800
04003 — Cumberland County ME 90 $71,250 $625,000
14168 — Cattaraugus County NY 90 $73,438 $103,100
16616 — Clearfield County PA 90 — $141,700
47225 Clarksburg Decatur County IN 90 — $108,500
62078 Wilmington Greene County IL 89 $70,833 —
16332 — Clarion County PA 88 $40,375 $127,100
61543 Liverpool Fulton County IL 88 $45,000 $54,300
68452 Ong Clay County NE 88 $60,357 $150,000
83348 — Blaine County ID 88 — $281,900
16217 — Forest County PA 87 $54,219 $235,400
15502 — Somerset County PA 86 $80,625 $454,200
62622 — Cass County IL 86 — —
68975 Saronville Clay County NE 86 $61,389 $115,900
80929 Colorado Springs El Paso County CO 85 — —
81434 Somerset Gunnison County CO 85 $101,750 $638,200
14169 — Erie County NY 84 $59,149 $9,999
15421 Deer Lake Fayette County PA 84 $250,001 $229,900
44424 — Trumbull County OH 84 $91,250 $141,200
61855 — Piatt County IL 84 $29,375 —
46778 — Wells County IN 83 — $74,600
83466 — Lemhi County ID 83 $98,304 $384,000
43018 Etna Licking County OH 82 $69,028 —
45336 Kettlersville Shelby County OH 82 $63,125 $135,000
49282 Lake LeAnn Hillsdale County MI 82 $43,864 $37,300
15922 — Cambria County PA 81 — $57,500
48139 — Livingston County MI 81 $65,298 $177,100
81081 Branson Las Animas County CO 81 $39,243 —
18357 — Monroe County PA 80 — —
16422 Harmonsburg Crawford County PA 79 — $154,200
15555 — Somerset County PA 78 $73,750 $81,700
18413 — Susquehanna County PA 78 — —
67836 Coolidge Hamilton County KS 77 $73,750 $62,500

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.