Registered Black Angus

Mack Angus Ranch

Mack Angus Ranch is located in Central Montana, 20 miles east of Lewistown, MT and 12 miles west of Grass Range, MT.

Ranch was established in 1958, We raise Registered and Commercial Black Angus Cattle.

We pride ourselves on raising cattle that are gentle and made to last.

Private Treaty Bulls


The 2021 Gold Rush is here!!

EAR Gold Rush H83 was the Top Bull at the South Montana Angus Association Performance Test Bull Sale 2021. EAR Gold Rush H83 is a Bull with a lot of phenotype, Long as a freight Train and thick.

Buy our Genetics!

Give Eric Mack a call at 406-366-2111

for Semen pricing and delivery.

Contact us!

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Mailing Address:

PO BOX 855

Grass Range, MT 59032

Eric Mack - 406-366-2111

Christine Mack - 406-366-5892

Office - 406-428-3020

Ranch Location:

102310 US Hwy 87 E

Lewistown, MT 59457

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