Go 5 miles north on Hwy 371 from the Hwy 210 & Hwy 371 intersection. BIR is on the right.
Heading south on Hwy 371, go 8 miles from Nisswa. BIR is on the left.
From the Twin Cities:
Go west on I-94 to the Clearwater exit. Head north on County Road 24 to Hwy 10. West on Hwy 10 to Little Falls. Take Hwy 371 north at Little Falls and stay on the Baxter 4-lane bypass. BIR is 5 miles past Brainerd/Baxter.