All-Transactions House Price Index for Montgomery County, TX was 302.42000 Index 2000=100 in January of 2025, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Montgomery County, TX reached a record high of 302.42000 in January of 2025 and a record low of 47.51000 in January of 1975. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Montgomery County, TX - last updated from the United States Federal Reserve on October of 2026.