[en] Highlights: • Adult lead exposure in New York City (NYC) has declined over a ten-year period overall and across all subgroups. • The 95th percentiles of adult blood lead levels were less than 5 µg/dL in all NYC population subgroups examined. • Disparity in NYC adult lead exposure by income and race/ethnicity has lessened. • Asian adults had higher geometric mean and 95th percentile blood lead levels than other racial/ethnic groups in NYC. To assess changes in lead exposure in the New York City (NYC) adult population over a 10-year period and to contrast changes with national estimates, overall, and by socio-demographics and smoking status.