Hawaii local county extension offices

Looking for Hawaii local county extension offices in 2025?  Scroll down this page and  follow the links. And if you bring home some fruit or vegetables and want to can, freeze, make jam, salsa or pickles, see this page for simple, reliable, illustrated canning, freezing or preserving directions. There are plenty of other related resources, click on the resources dropdown above.  If you are having a hard time finding canning lids, I've used these, and they're a great price & ship in 2 days.

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Hawaii local county extension offices

Your local Hawaii county extension agent from the Cooperative Extension office can help answer your garden and farming questions and they're free! Just click on the area below closest to you! The Cooperative Extension System is a nationwide, non-credit educational network. These offices are staffed by one or more experts who provide useful, practical, and research-based information to agricultural producers, small business owners, youth, consumers, and others in rural areas and communities of all sizes.

Hawaii County

• HILO-Komohana Research and Extension Center Location of KREC
  Phone:(808)969-8201
  Fax: (808)981-5211
  E-mail (Extension): komohana@ctahr.hawaii.edu.
  E-mail(Research): beaumont@ctahr.hawaii.edu.
  Interim County Administrator: Susan Miyasaka
  Mailing address:
  875 Komohana Street
  Hilo, HI, 96720
• KAMUELA-Kamuela Extension Office Location of Kamuela Office
  Phone: (808)887-6183
  Fax: (808)887-6182
  E-mail: kamuela@ctahr.hawaii.edu.
  Mailing address:
  67-5189 Kamamalu Road
  Kamuela, HI, 96743
• KONA-Kona Extension Office Location of Kona Office
  Phone(Extension):(808)322-4892 (Research):(808)3224896
  Fax: (808)322-4895
  Extension: kona@ctahr.hawaii.edu.
  Mailing address:
  79-7381 Mamalahoa Highway
  Kealakekua, HI, 96750

Maui County

• MAUI-Kahului Extension Office Kahului Office
  Phone: (808)244-3242 x222
  Fax: (808)244-7089
  E-mail: kahului@ctahr.hawaii.edu.
  County Administrator: Cynthia Reeves
  Mailing address:
  310 Kaahumanu Ave., Bldg. 214
  Kahului, HI, 96732
• MAUI-KULA Kula Station
  Phone (808)878-1213
  Fax: (808)878-6804
  E-mail: kula@ctahr.hawaii.edu.
  424 Mauna Place
  Mailing Address:
  P.O. Box 269
  Kula, HI 96790
• MOLOKAI-Molokai Extension Office Molokai Extension Office
  Phone: (808)567-6929
  Fax: (808)567-6933
  E-mail: molokai@ctahr.hawaii.edu.
  526 Huaai Rd, Hoolehua
  Mailing address:
  P.O. Box 394
  Hoolehua, HI, 96729

Oahu County

• HONOLULU- Extension Office CE Honolulu Office
  Phone: (808)956-7290
  Fax: (808)956-9082
  Mailing address:
  1955 East-West Rd. Ag Sci III Room 217
  Honolulu, HI, 96822
• PEARL CITY-Urban Garden CenterLocation of PCUGC
  Phone: (808)453-6050
  Fax: (808)453-6052
  E-mail: UGC@ctahr.hawaii.edu.
  Mailing address:
  955 Kamehameha Highway
  Pearl City, HI, 96782-3344.
• WAHIAWA- Extension Office Wahiawa Office location
  Phone: (808)622-4185
  Fax: (808)621-0928
  E-mail: wahiawa@ctahr.hawaii.edu.
  Mailing address:
  910 California Ave.
  Wahiawa, HI, 96786-2124.

Kauai County

• KAUAI- Extension OfficeLihue Office location
  Phone: (808)274-3471
  Fax: (808)274-3474
  E-mail: Lihue@ctahr.hawaii.edu.
  CCounty Administrator: Russell H Messing
  Mailing address:
  State Office Building, 3060 iwa Street, Room 210
  Lihue, HI, 96766

Topics of Interest

• Tropical Topics
• Ask the Experts (submit a question)
  What type of soil do I have?
  How do I take a soil sample?
  How do I order fruits and Vegetable seeds?
• How do I prepare for emergencies?
• Sustainable Agriculture
• How do I take water samples?
• Food Safety
• 4-H Youth
• Health & Wellness
• Forestry: Tree Farms, Native Forest Restortion
• Master Gardener Volunteer Program
• eXtension (Nation-wide resource on multitude of topics)

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