Cartographic Boundary File Summary Level Codes

Summary Level Code	Summary Level Name
020	Region
030	Division
040	State
050	State-County
060	State-County-County Subdivision
067	State-County-County Subdivision-Subminor Civil Division
140	State-County-Census Tract
150	State-County-Census Tract-Block Group
160	State-Place
170	State-Consolidated City
230	State-Alaska Native Regional Corporation
250	American Indian Area/Alaska Native Area/Hawaiian Home Land
251	American Indian Area-Tribal Subdivision/Remainder
252	American Indian Area/Alaska Native Area (Reservation or Statistical Entity Only)
254	American Indian Area (Off-Reservation Trust Land Only)/Hawaiian Home Land
256	American Indian Area-Tribal Census Tract
258	American Indian Area-Tribal Census Tract-Tribal Block Group
310	Metropolitan Statistical Area/Micropolitan Statistical Area
314	Metropolitan Statistical Area-Metropolitan Division
330	Combined Statistical Area
332	Combined Statistical Area-Metropolitan Statistical Area/Micropolitan Statistical Area
335	Combined New England City and Town Area
337	Combined New England City and Town Area-New England City and Town Area
350	New England City and Town Area
352	New England City and Town Area-State-Principal City
355	New England City and Town Area (NECTA)-NECTA Division
361	State-New England City and Town Area-Principal City
500	State-Congressional District (111th)
610	State-State Legislative District (Upper Chamber)
620	State-State Legislative District (Lower Chamber)
700	State-County-Voting District/Remainder
860	5-Digit ZIP code Tabulation Area
950	State-School District (Elementary)/Remainder
960	State-School District (Secondary)/Remainder
970	State-School District (Unified)/Remainder

Last Revised: October 8, 2021