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Norfolk County, MA Demographics

Norfolk County, MA is the 5th most populous of 14 counties in Massachusetts, with 725,832 residents across 396 square miles. That is about 1,832 people per square mile.

At the 2020 census

Population 725,832
Land area 396 sq mi
Density 1,832 / sq mi

Data: 2020 Census · American Community Survey 2024

How Norfolk County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Norfolk County, MA

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Norfolk County, MA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Norfolk County, MA

Name Population Sq mi Per sq mi
Census Tract 4179.01 8,127 0.7 11,368
Census Tract 4203.02 7,889 1.9 4,130
Census Tract 4031 7,599 2.5 3,029
Census Tract 4142 7,549 9.5 793
Census Tract 4112 7,453 3.4 2,192
Census Tract 4180.02 7,444 0.8 9,335
Census Tract 4202.02 7,404 2.7 2,728
Census Tract 4203.01 7,295 2.2 3,265
Census Tract 4421.03 7,009 6.4 1,092
Census Tract 4222.02 6,961 1.9 3,689
Census Tract 4034 6,961 3.7 1,871
Census Tract 4162 6,913 1.3 5,164
Census Tract 4104 6,858 4.0 1,722
Census Tract 4101 6,813 9.7 704
Census Tract 4226 6,779 1.9 3,501
Census Tract 4061.02 6,718 7.7 871
Census Tract 4121 6,707 3.6 1,879
Census Tract 4401.01 6,608 5.5 1,206
Census Tract 4131 6,494 4.0 1,640
Census Tract 4044 6,472 2.7 2,441
Census Tract 4164 6,454 1.8 3,615
Census Tract 4024 6,341 1.7 3,711
Census Tract 4182.01 6,335 2.6 2,452
Census Tract 4191 6,329 2.7 2,317
Census Tract 4161.01 6,274 3.7 1,687
Census Tract 4061.01 6,081 6.7 908
Census Tract 4008 6,077 0.2 27,466
Census Tract 4113.01 6,072 5.8 1,044
Census Tract 4171 6,010 0.7 9,025
Census Tract 4212 5,995 4.6 1,311
Census Tract 4572 5,969 1.2 4,983
Census Tract 4051 5,923 15.1 392
Census Tract 4196.02 5,913 2.8 2,085
Census Tract 4091.01 5,885 8.1 730
Census Tract 4141 5,862 11.0 535
Census Tract 4043.01 5,813 1.5 3,796
Census Tract 4421.01 5,797 2.1 2,784
Census Tract 4091.02 5,777 6.8 845
Census Tract 4123 5,660 2.8 2,032
Census Tract 4225.02 5,590 1.0 5,474
Census Tract 4421.04 5,565 3.4 1,613
Census Tract 4005 5,558 0.2 25,841
Census Tract 4001 5,548 0.3 16,679
Census Tract 4564.02 5,542 5.3 1,042
Census Tract 4431.06 5,540 5.4 1,021
Census Tract 4563.02 5,537 1.4 3,882
Census Tract 4178.01 5,518 0.8 6,614
Census Tract 4006 5,492 0.5 11,601
Census Tract 4211 5,410 2.7 2,016
Census Tract 4176.02 5,402 0.8 6,532
Census Tract 4221 5,354 2.7 1,972
Census Tract 4175.01 5,291 0.3 15,437
Census Tract 4176.01 5,249 0.4 13,943
Census Tract 4012.01 5,191 1.1 4,845
Census Tract 4192 5,177 1.0 5,056
Census Tract 4143 5,164 2.9 1,751
Census Tract 4081.04 5,149 4.9 1,048
Census Tract 4561.02 5,144 1.4 3,718
Census Tract 4181.01 5,121 0.7 7,788
Census Tract 4133 5,083 1.2 4,092
Census Tract 4412.04 5,045 5.8 863
Census Tract 4180.04 5,043 0.5 9,917
Census Tract 4042.02 5,040 1.7 2,881
Census Tract 4223.03 5,007 1.5 3,433
Census Tract 4163 5,005 1.0 4,871
Census Tract 4103 4,947 6.2 799
Census Tract 4081.02 4,932 3.0 1,633
Census Tract 4134.02 4,901 0.8 5,890
Census Tract 4225.01 4,847 1.0 5,018
Census Tract 4132.01 4,834 0.9 5,284
Census Tract 4011 4,827 1.6 3,026
Census Tract 4571 4,777 4.3 1,113
Census Tract 4151.01 4,774 3.8 1,250
Census Tract 4431.04 4,763 4.7 1,019
Census Tract 4151.03 4,749 1.2 3,808
Census Tract 4175.02 4,716 0.3 13,634
Census Tract 4197 4,716 1.7 2,845
Census Tract 4198 4,716 2.3 2,039
Census Tract 4201.01 4,698 1.2 3,886
Census Tract 4111.02 4,670 2.2 2,081
Census Tract 4111.01 4,665 4.0 1,166
Census Tract 4135 4,652 2.2 2,106
Census Tract 4431.03 4,562 4.1 1,121
Census Tract 4231.02 4,532 7.2 632
Census Tract 4023 4,518 1.6 2,744
Census Tract 4041 4,456 1.6 2,713
Census Tract 4172.01 4,456 0.6 7,586
Census Tract 4033 4,431 2.7 1,653
Census Tract 4071.01 4,419 7.0 630
Census Tract 4021.02 4,402 0.7 6,080
Census Tract 4422.04 4,385 1.4 3,210
Census Tract 4422.01 4,362 6.2 699
Census Tract 4009 4,354 0.1 29,163
Census Tract 4003 4,310 0.2 21,221
Census Tract 4025 4,293 4.2 1,026
Census Tract 4035.02 4,280 1.2 3,461
Census Tract 4153 4,254 6.5 659
Census Tract 4422.03 4,249 2.9 1,454
Census Tract 4201.02 4,122 1.0 4,335
Census Tract 4561.01 4,115 2.9 1,396

Showing the 100 most populous of 154 — the rest are shown on the map.

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

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