The Cache is NOT at the posted coordinates!
Your mission, should you decide to do so is:
1) Find the exact center of Linn County Iowa.
2) Apply an offset from the center of Linn County to find the Cache.
Once you are pretty sure that you have found the CENTER of Linn County.
Apply the following offset to find the Cache:
4,139 feet @ a bearing of 352.68°
The Cache is right HERE!

Have Fun & Good Luck!
*** Note ***
The Cache is NOT located near a personal property area / dwelling / home.
EXACT MATCH : You can check your answers for this puzzle on Geochecker.com.
FUZZY / ~25 Feet : You can check your answers for this puzzle on Geochecker.com.
FUZZY / ~100 Feet : You can check your answers for this puzzle on Geochecker.com.
Winter / Snow Rating: Difficulty:
Terrain:
(1 is easiest, 5 is hardest)
Tbbtyr Rnegu zvtug uryc..
Gbc Yrsg: A 42° 17.944 J 091° 49.865
Gbc Evtug: A 42° 17.787 J 091° 21.796
Obggbz Yrsg: A 41° 51.711 J 091° 49.883
Obggbz Evtug: A 41° 51.604 J 091° 21.965
Cyhf gur Bssfrg!