A reinforced building wall comprises a foundation; an anchor rod extending from the foundation; a first stud wall disposed above the foundation, the first stud wall including a first bottom plate and a first top place; a second stud wall disposed above the first stud wall, the second stud wall including a second bottom plate and a second top plate; the first tie rod including first and second threaded end portions, the first end portion is operably connected to the anchor rod; a second tie rod including third and fourth threaded end portions, the third end portion is operably connected to the second end portion of the first tie rod; the second tie rod including an outer end portion operably attached to the second stud wall; an intermediate portion of the first tie rod is unthreaded and comprises at least about 75% of the length of the first tie rod; and an intermediate portion of the second tie rod is unthreaded and comprises at least about 75% of the length of the second tie rod.