Geographic Tools and Resources

Boundary files, maps, component lists, and relationship files for geographic areas identified in IPUMS-USA samples

GIS Boundary Files

We provide GIS-compatible boundary files for the most commonly used geographic units.

• All IPUMS USA boundary files

Public Use Microdata Areas (PUMAs) and County Groups

PUMAs and County Groups

Areas	Samples
2020 PUMAs	2022-2031 ACS/PRCS
2010 PUMAs	2010 Census & 2012-2021 ACS/PRCS
2000 PUMAs & Super-PUMAs	2000 Census & 2005-2011 ACS/PRCS
1990 PUMAs - 5% & 1% versions	1990 Census
1980 County Groups - 5% & 1% versions	1980 Census 5% State & 1% Metro
1970 County Groups	1970 Census Metro Forms 1 & 2
1960 PUMAs & mini-PUMAs	1960 Census 5%

Migration PUMAs

Areas	Samples
2020 Migration PUMAs	2022-2031 ACS/PRCS
2010 Migration PUMAs	2010 Census & 2012-2021 ACS/PRCS
2000 Migration PUMAs & Super-PUMAs	2000 Census & 2005-2011 ACS/PRCS

Place-of-Work PUMAs

Areas	Samples
2020 Place-of-Work PUMAs	2022-2031 ACS/PRCS
2010 Place-of-Work PUMAs	2010 Census & 2012-2021 ACS/PRCS
2000 Place-of-Work PUMAs & Super-PUMAs	2000 Census & 2005-2011 ACS/PRCS

Consistent PUMAs (ConsPUMAs)

Areas	Samples
1020 ConsPUMAs	2022-2031 ACS/PRCS
0010 ConsPUMAs	2005-2021 ACS/PRCS 2010 Census 10% 2000 Census 5%
1980-1990-2000 ConsPUMAs	2005-2011 ACS/PRCS 2000 Census 5% 1990 Census 5% 1980 Census 5%

Metropolitan Areas

For an in-depth summary of metropolitan area variables, see the IPUMS USA variables for metropolitan areas page.

Crosswalks and Match Summaries for PUMAs

Areas	Corresponding Variable	Samples
2023 Metropolitan Areas	MET2023	2012-2031 ACS/PRCS
2013 Metropolitan Areas	MET2013	2005-2031 ACS/PRCS 2010 Census 10% 2000 Census 5%
1850-2000 Metropolitan Areas	METAREA	2005-2011 ACS/PRCS 1850-2000 Censuses

Crosswalks and Match Summaries for Migration PUMAs

Areas	Corresponding Variable	Samples
2023 Migration Areas	MIGMET23	2012-2031 ACS/PRCS
2013 Migration Areas	MIGMET131	2005-2031 ACS/PRCS 2010 Census 10% 2000 Census 5%

Crosswalks and Match Summaries for Place-of-Work PUMAs

Areas	Corresponding Variable	Samples
2023 Place-of-Work Areas	PWMET23	2012-2031 ACS/PRCS
2013 Place-of-Work Areas	PWMET13	2005-2031 ACS/PRCS 2010 Census 10% 2000 Census 5%

Resources for Other Areas

• Cities
• 1990 Labor Market Areas and Commuting Zones - Labor Market Areas sample
• 1980 Labor Market Areas and Commuting Zones - Labor Market Areas sample
• State Economic Areas - 1850-1950 samples
• Counties - ICPSR codes
• States and territories - 1850-1900 maps
• Minor Civil Divisions/Incorporated Municipalities
• Municipios - 1910-1930 Puerto Rico samples
• Pueblos - 1910-1920 Puerto Rico samples

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