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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
62522 Decatur Macon County IL 14,984 $51,689 $108,300
48836 Fowlerville Livingston County MI 14,978 $86,317 $262,700
49068 Marshall Calhoun County MI 14,954 $78,476 $196,800
03106 South Hooksett Merrimack County NH 14,923 $107,137 $371,600
81003 Pueblo Pueblo County CO 14,820 $43,750 $178,600
49242 Hillsdale Hillsdale County MI 14,768 $57,813 $182,900
48301 — Oakland County MI 14,749 $163,571 $670,600
48362 Lake Orion Oakland County MI 14,746 $108,667 $313,600
16323 Sugarcreek Venango County PA 14,694 $62,233 $120,400
43506 Bryan Williams County OH 14,691 $60,705 $154,700
60457 Hickory Hills Cook County IL 14,674 $85,360 $278,000
18407 Carbondale Lackawanna County PA 14,664 $57,261 $142,600
61853 Mahomet Champaign County IL 14,645 $114,974 $281,500
01095 Wilbraham Hampden County MA 14,615 $124,682 $383,200
60429 Hazel Crest Cook County IL 14,602 $62,231 $180,800
13215 Syracuse Onondaga County NY 14,599 $112,328 $272,500
12206 Albany Albany County NY 14,592 $38,931 $162,300
03064 Nashua Hillsborough County NH 14,565 $91,528 $382,000
49047 Dowagiac Cass County MI 14,506 $55,469 $182,000
46561 Osceola St. Joseph County IN 14,499 $83,520 $208,200
60026 Glenview Cook County IL 14,499 $157,712 $663,100
46582 Warsaw Kosciusko County IN 14,490 $67,161 $231,900
13057 East Syracuse Onondaga County NY 14,476 $77,908 $159,800
60445 Midlothian Cook County IL 14,445 $68,385 $201,700
14901 Elmira Chemung County NY 14,430 $40,524 $90,300
53233 Milwaukee Milwaukee County WI 14,412 $20,306 $132,900
46615 South Bend St. Joseph County IN 14,411 $57,983 $127,800
43545 Napoleon Henry County OH 14,388 $78,165 $169,500
60191 Wood Dale DuPage County IL 14,381 $90,299 $307,600
68310 Beatrice Gage County NE 14,381 $58,608 $162,500
03076 — Hillsborough County NH 14,333 $126,804 $484,500
49286 Tecumseh Lenawee County MI 14,331 $73,054 $221,800
68522 Lincoln Lancaster County NE 14,330 $77,151 $225,400
46163 New Palestine Hancock County IN 14,318 $111,378 $313,000
48160 Milan Monroe County MI 14,308 $99,383 $251,800
14904 Southport Chemung County NY 14,276 $54,563 $87,200
12182 Troy Rensselaer County NY 14,273 $54,663 $195,300
60088 North Chicago Lake County IL 14,269 $62,557 —
68132 Omaha Douglas County NE 14,245 $81,556 $324,600
26241 Elkins Randolph County WV 14,221 $53,102 $143,100
45804 Lima Allen County OH 14,197 $42,594 $96,100
64507 St. Joseph Buchanan County MO 14,159 $63,014 $134,000
60458 Justice Cook County IL 14,153 $59,443 $223,800
60415 Chicago Ridge Cook County IL 14,147 $69,389 $217,800
15767 Punxsutawney Jefferson County PA 14,136 $49,907 $125,700
12538 Haviland Dutchess County NY 14,104 $86,641 $287,900
46320 Hammond Lake County IN 14,097 $35,706 $115,300
81650 Rifle Rio Blanco County CO 14,071 $81,506 $397,100
64089 Smithville Clay County MO 14,060 $101,063 $307,200
01119 Springfield Hampden County MA 14,059 $59,172 $222,900

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.