Demographics
California vs Massachusetts: Population Growth Since 2020
Massachusetts had faster population growth since 2020 than California.
National Rankings
Where They Rank Nationally
See where both states fall among all 50 states for population growth since 2020.
California
#45 · -0.5%
Massachusetts
#31 · +2.0%
Lowest
Highest
Top 10 States — Population Growth Since 2020
#1
Idaho
+11.9%
Idaho
#2
South Carolina
+10.4%
South Carolina
#3
Texas
+10.1%
Texas
#4
Florida
+9.8%
Florida
#5
Utah
+9.3%
Utah
#6
North Carolina
+8.7%
North Carolina
#7
Delaware
+8.1%
Delaware
#8
Arizona
+7.5%
Arizona
#9
Tennessee
+6.8%
Tennessee
#10
Nevada
+6.6%
Nevada
Selected states
#45
California
-0.5%
California
#31
Massachusetts
+2.0%
Massachusetts
California ranks 45th and Massachusetts ranks 31st nationally for population growth since 2020.
What this means
California vs Massachusetts: Population Growth Since 2020 in context
Massachusetts's population growth since 2020 is +2.0%, compared with -0.5% in California. Percentage change from the 2020 Census population to the 2025 Census estimate.
California
-0.5%
Massachusetts
+2.0%
People also ask
California vs Massachusetts Population Growth Since 2020 — common questions
QWhat is California's population growth since 2020?
California's population growth since 2020 is -0.5%.
QWhat is Massachusetts's population growth since 2020?
Massachusetts's population growth since 2020 is +2.0%.
QWhich state has a higher population growth since 2020 — California or Massachusetts?
Massachusetts had faster population growth since 2020 than California.
More comparisons: California vs Massachusetts
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Data source and freshness
Data period
2020 to 2025
Dataset reviewed
July 23, 2026
Method note
Percentage change from the 2020 Census baseline to the 2025 estimate.