RHA: 383 Cows 28,330M 4.47F 1266F 3.52P 998P

(563) 562-3763

About Us


Hilltop Acres Farm is an 8th generation family farm located in Northeast Iowa. Dennis and Barb Mashek own and operate the business along with their sons, Josh and Tanner. The farm is home to 400 registered Brown Swiss which are milked in a double 12 parlor three times a day. Hilltop Acres markets genetics worldwide; cows, heifers, bulls, and embryos are for sale at all times.


Hilltop Acres is one of the most aggressive Brown Swiss farms in the world; striving to create the best Brown Swiss genetics through genomics and pushing cows to top production. 


Phone Numbers:

House (563-562-3763)

Dennis (563-419-2137)

Tanner (563-419-0402)

Josh (563-379-7550)

Email: dbmashek@rconnect.com

Contact Us

Hilltop Acres Farm

1701 253rd Avenue, Calmar, Iowa 52132, United States

(563) 562-3763



All Day

Drop us a line!


This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.