L. L. Bean 8 Inch Bean Boot

Price Range: $$

At Zappos.com:
Rating: 4 out of 5 stars – 556 ratings
Includes many 5 star reviews from narrow buyers.
Also includes reviews from narrow buyers who said the narrow width was not narrow enough, or that the boot shaft was either too narrow or too wide.
Most reviewers said they followed the L.L. Bean sizing instructions in the shoe description.
View shoe on Zappos site