01/13/21: Our truck wash bay is currently closed.  We just found out that a circuit board went out on the door opener and will have to be ordered.  Currently not sure on how long that will take to come in. Will post here when we know more.  Thank you and sorry for any inconvience. 

Please schedule a time to book your 2021 fertilizer and crop protection inputs at pre-season prices for 2021 
We can schedule to do things over the phone if you wish. 
Please call John, Bo, Jim or Adam to schedule a time. 

Dunkerton Co-op is please to announce that Craig Sperfslage will be taking over Doug's position as Feed Dept. Manager.  Craig is from the Winthrop area and has an extensive agricultural and farming background with livestock and crop production.  Craig has been working with Doug and the Feed Dept.  since the end of Ocotober learning the ins and outs of the mill and everything that goes on in the Feed Dept. 

Free Price Later is now open for Corn and Soybeans
Dunkerton Co-op is currently hiring two full time employees whose main responsibilities will be driving semi delivering feed and agronomy products.
Click here for more information.

Welcome To Dunkerton Cooperative Elevator
Your Locally Owned and Controlled
Grain, Agronomy and Feed Cooperative with
A Tradition of Quality for over 75 Years
319-822-4291 or 1-800-627-3528
Main Office
7:30am to 4:30pm
Monday through Friday
Grain & Agronomy Extended Hours during Season

24 hour confidential assistance
financial concerns 
legal education
stress counseling

Dunkerton Co-op prides itself on being a single entity location.  Servicing our customers that depend on us is contigent on the well being, health and safety of our employees and is of the highest priority.  

If you have been sick, are not feeling well or have been around individuals that have been sick, please do not come into the office.  If you need something, please call us. We can sit bagged feed etc out on our dock.  We have a drop box outside of the office and will gladly handle anything over the phone or via email. 

We are continuing to do business as normal with feed deliveries, receiving grain and ingredients and receving and loading out fertilzier.  

Thank you for your business and understanding in this unprecedented time.

Wil Manweiler
General Manager

Month Open High Low Last Close Change Time More
Mar 21 534'0 536'4 527'6 530'6 531'4s -2'6 01:30P Chart for @C1H Options for @C1H
May 21 537'0 539'4 531'0 533'6 534'6s -3'0 01:30P Chart for @C1K Options for @C1K
Jul 21 534'0 536'0 527'6 530'6 532'0s -2'6 01:30P Chart for @C1N Options for @C1N
Sep 21 483'4 485'6 479'6 483'0 485'4s 1'4 01:30P Chart for @C1U Options for @C1U
Dec 21 457'2 461'2 456'0 458'6 460'0s 2'2 01:30P Chart for @C1Z Options for @C1Z
Mar 22 462'2 466'0 461'4 464'2 465'4s 2'6 01:30P Chart for @C2H Options for @C2H
Month Open High Low Last Close Change Time More
Mar 21 1432'2 1434'4 1413'4 1414'6 1416'6s -13'6 01:30P Chart for @S1H Options for @S1H
May 21 1429'0 1431'6 1410'4 1412'4 1414'6s -13'0 01:30P Chart for @S1K Options for @S1K
Jul 21 1415'0 1416'4 1396'0 1398'4 1401'0s -12'2 01:30P Chart for @S1N Options for @S1N
Aug 21 1361'6 1363'4 1349'6 1352'2 1354'2s -5'6 01:30P Chart for @S1Q Options for @S1Q
Sep 21 1259'0 1262'6 1249'4 1254'6 1256'6s 0'0 01:30P Chart for @S1U Options for @S1U
Nov 21 1196'4 1203'0 1190'2 1196'0 1197'6s 1'2 01:30P Chart for @S1X Options for @S1X
Month Open High Low Last Close Change Time More
Mar 21 4651 4673 4600 4624 4632s - 17 01:30P Chart for @SM1H Options for @SM1H
May 21 4606 4621 4557 4574 4585s - 14 01:30P Chart for @SM1K Options for @SM1K
Jul 21 4562 4579 4518 4529 4538s - 24 01:30P Chart for @SM1N Options for @SM1N
Aug 21 4421 4436 4382 4389 4399s - 16 01:30P Chart for @SM1Q Options for @SM1Q
Sep 21 4198 4205 4164 4175 4191s - 1 01:30P Chart for @SM1U Options for @SM1U
Oct 21 3960 3986 3945 3961 3969s 15 01:20P Chart for @SM1V Options for @SM1V
My Custom Markets
Symbol Open High Low Last Close Change Time More



Grain Settlement Direct Deposit

Dunkerton Cooperative is now offering you the ability to have your grain settlements direct deposited into your bank account and/or the ability to pay your account balance on line.

More details available
Direct Deposit/Withdrawal Form


Dunkerton Co-op in cooperation with the Cooperative Finance Association is offering a 2021 Production Ag Financing Program for Fert/Chem and Seed purchased from Dunkerton Co-op

Early Season Program by 01/15/2021:  SEED/CHEMICALS 0.00% Fixed Interest Rate through 08/31/2021, then 4.25% Variable Interest Rate until 02/15/2022.  Fertilizer 3.25% Variable Interest Rate through 02/15/2020.

For any fertilizer, chemical, Beck's Seed, or soil sampling needs that you may have, contact our agronomy department: 

John Swehla, CCA, Agronomy Dept. Manager: (319) 415-7504
Jim Lawler, CCA, Sales Agronomist: (319) 327-2523
Bo Pagel, Sales Agronomist: (319) 240-4524
Adam Thimmesch Sales & Agronomy Operations: 319-240-3026


Dunkerton Co-op is proud to offer
Beck's Hybrids is the largest family owned seed company in the United States. Beck's has access to the largest genetic pool in the world and also offers the most advanced technologies to help you get the genetics and protective traits you need to reach higher yields. For more information on Beck's Hybrids, give us a call.
 Click the map below to view current soil temperatures:

Local Forecast
Dunkerton, IA
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High: 35°F
Low: 30°F
Precip: 73%
High: 31°F
Low: 24°F
Precip: 80%
High: 25°F
Low: 20°F
Precip: 20%
High: 28°F
Low: 20°F
Precip: 0%
High: 25°F
Low: 15°F
Precip: 0%
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Dunkerton, IA
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My Market Watch
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@C1H 530'6 -2'6
@S1H 1414'6 -13'6
@W1H 674'6 5'4
@O1H 366'0 -1'6
MSFT 213.717300 0.697300
WMT 144.815000 - 2.155000
XOM 48.095000 -2.215000

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