Norfolk County, Massachusetts
Norfolk County, Massachusetts | |
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Flag Seal | |
| Motto(s): Antiquity, Perseverance, History, Industry | |
Location within the U.S. state of Massachusetts | |
| Coordinates: 42°11′57″N 71°09′16″W / 42.199158°N 71.154442°W | |
| Country | United States |
| State | Massachusetts |
| Founded | 1793 |
| Named after | Norfolk, England |
| Seat | Dedham |
| Largest city | Quincy |
| Area | |
• Total | 444 sq mi (1,150 km2) |
| • Land | 396 sq mi (1,030 km2) |
| • Water | 48 sq mi (120 km2) 11% |
| Population (2020) | |
• Total | 725,981 |
• Estimate (2024) | 740,754 |
| • Density | 1,830/sq mi (708/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional districts | 2nd, 4th, 7th, 8th |
| Website | norfolkcounty |
Norfolk County (/ˈnɔːrfək/ NOR-fək) is located in the U.S. state of Massachusetts. At the 2020 census, the population was around 725,981. Its county seat is Dedham. The county was named after the English county of the same name. Two towns, Cohasset and Brookline, are exclaves. Norfolk County is included in the Boston-Cambridge-Newton, MA-NH Metropolitan Statistical Area. Norfolk County is the 24th highest-income county in the United States with a median household income of $107,361. It is the wealthiest county in Massachusetts.