Gross Domestic Product: Mining, Quarrying, and Oil and Gas Extraction (NAICS 21) in Maryland was 449.20000 Mil. of $ in January of 2021, according to the United States Federal Reserve. Historically, Gross Domestic Product: Mining, Quarrying, and Oil and Gas Extraction (NAICS 21) in Maryland reached a record high of 449.20000 in January of 2021 and a record low of 143.60000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Mining, Quarrying, and Oil and Gas Extraction (NAICS 21) in Maryland - last updated from the United States Federal Reserve on April of 2024.