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  3. Plymouth County, MA
Massachusetts (MA)Boston-Cambridge-Newton339508774781

Plymouth County, MA

Boston-Cambridge-Newton metro * 533.0K residents

Compare

533.0K

Population

$119.1K

Median income

per household

$579.7K

Home value

7.1%

Poverty rate

What stands out

  • Median household income: $119.1K (top 10% vs US counties).
  • Median home value: $579.7K (top 10% vs US counties).
  • Poverty rate: 7.1% (low poverty; bottom 10% vs US counties).

Categories vs U.S.

Economy

5 of 6 metrics better than U.S. benchmarks

Median household income

$119.1K

U.S.

$81K

Median home value

$579.7K

U.S.

$333K

Poverty rate

7.1%

U.S.

12.4%

Housing stress

Rent-burdened renters (≥30%)

55.1%

U.S.

51.1%

Severely rent-burdened (≥50%)

28.1%

U.S.

25.9%

Affordability Ratios

Rent-to-Income

18.1%

Below 30% threshold

Home-Value-to-Income

4.9×

Upper end of typical range

Income distribution

Share of households by income bracket (ACS).

< $50k
21.7%
$50–100k
22.1%
$100–200k
32.9%
$200k+
23.3%
See Boston-Cambridge-Newton metro economy →See MA state economy →

Health

5 of 6 available metrics better than U.S.

Obesity

29.7%

U.S.

33.2%

Diabetes

10.3%

U.S.

12.1%

Current smoking

11.9%

U.S.

12.8%

See Boston-Cambridge-Newton metro health data →See MA state health data →

Connectivity

2 of 3 metrics better than U.S.

Best available speed

1,000Mbps

Gigabit speeds reported

100+ Mbps coverage

98.2%

U.S.

85.3%

Gigabit ready

0.0%

U.S.

8.6%

5G available

96.3%

U.S.

77.4%

See Boston-Cambridge-Newton metro connectivity →See MA state connectivity →

Map

Plymouth County, MA

Population

533.0K

Area

658.5 sq mi

Density

809.4/sq mi

Neighbors

Barnstable County, MABristol County, MANorfolk County, MASuffolk County, MA
Data Sources & Notes

Data freshness

ACS 5-year
2020–2024
CDC PLACES
2025
BLS (LAUS)
2025-12
Broadband
2020-12
Mobile coverage
2025-11-24
Page updated
2026-02-23

Release schedule and upstream dates: Sources.

Data sources

U.S. Census (ACS 5-year)U.S. Census TIGER/LineCDC PLACESBLS (LAUS)FCC (Form 477 broadband)FCC (Mobile Broadband Data Collection)

Derived statistics

  • ACS county metrics (income, housing, demographics) are sourced directly from Census county-level tables.
  • CDC health metrics are sourced from county-level CDC PLACES data.
  • Unemployment is sourced from the BLS Local Area Unemployment Statistics (LAUS) program.
  • Population density is computed as population ÷ land area.

Data accuracy & methodology

County pages use 2020–2024 ACS 5-year county-level estimates sourced directly from Census county tables. CDC health metrics come from county-level CDC PLACES. Unemployment rates come from the BLS LAUS program. Connectivity metrics use FCC coverage data.