Built since 2010
Each map shows ACS five-year estimates on that period’s boundaries. Boundary changes can affect nearby patterns.
2010–2014
county 2014 boundaries
county 2014 boundaries
% Built Since 2010 (2010–2014)
Geography
Displaying: County (2014 definitions)
This data uses 2014 county definitions. Notably, Connecticut's 8 legacy counties were replaced by 9 planning regions in 2022.
Data Sources & Methodology
American Community Survey 5-Year Estimates (2014)
5-year estimates combine data from 2010 to 2014. This provides more reliable estimates for smaller geographic areas but represents an average over the 5-year period.
B25034
– Year Structure Built
Universe: Housing units
2 variables
Native geography:County (2014 definitions)
Display geography:County (2014 definitions)
Method:Direct — no transformation needed
Indicators
Built Since 2010 (2010–2014)
B25034_002E divided by B25034_001E/100
2020–2024
county 2022 boundaries
county 2022 boundaries
% Built Since 2010
Geography
Displaying: County (2022 definitions)
This data uses 2022 county definitions. Notably, Connecticut's 8 legacy counties were replaced by 9 planning regions in 2022.
Data Sources & Methodology
American Community Survey 5-Year Estimates (2024)
5-year estimates combine data from 2020 to 2024. This provides more reliable estimates for smaller geographic areas but represents an average over the 5-year period.
B25034
– Year Structure Built
Universe: Housing units
3 variables
Native geography:County (2022 definitions)
Display geography:County (2022 definitions)
Method:Direct — no transformation needed
Indicators
Built Since 2010
Sum of 2 variables, divided by B25034_001E/100
- At most 5.770661 %
- At most 8.185677 %
- At most 11.18951 %
- At most 16.385737 %
- Above 16.385737 %
- Gray: unavailable data.