New Private Housing Authorized by Building Permits: 1-Unit Structures for Montana was 182.87444 Units in December of 2025, according to the United States Federal Reserve. Historically, New Private Housing Authorized by Building Permits: 1-Unit Structures for Montana reached a record high of 638.61931 in February of 2022 and a record low of 26.03860 in February of 1989. Trading Economics provides the current actual value, an historical data chart and related indicators for New Private Housing Authorized by Building Permits: 1-Unit Structures for Montana - last updated from the United States Federal Reserve on April of 2026.