Lower-48 Tribal and Reservation Communities
American Indian communities with reservation, tribal statistical-area or strong lower-48 tribal-context evidence.
- Stable id
- indigenous_lower48_tribal
- Family
- Indigenous
- Definition
- 0.3.0
- Status
- Core
- Catalog state
- Current
- Eligibility
- Hard regional restriction
Membership describes modeled social and demographic community, not party registration, ideology or a guaranteed vote. The same group can change turnout and candidate preference across elections.
Observable anchors
RaceEthnicity
- American Indian or Alaska Native
Geography
- reservation or tribal statistical area in the lower 48
What this group excludes
- Alaska Native communities and urban ancestry-only reporting without tribal context
Historical affinities
These are research lenses for historical validation, not current partisan labels.
- Bryan producer populism
- Lafollette farmer labor
Geographic eligibility
Lower-48 Tribal and Reservation Communities is structurally ineligible outside its documented 24 allowed states and 13 core counties footprint. Ineligible mass is reassigned to Indigenous urban general within the same family.
- Mode
- Hard regional restriction
- Direct anchor
- Not required
- Outside policy
- Exclude
- Family fallback
- Indigenous urban general
- Allowed states
- 24
- Core counties
- 13
Source. U.S. Census ACS/PUMS; CES; GSS; U.S. Religion Census; immutable definition registry · mutually exclusive soft membership under Akashic voter-typology definition 0.3.0. The current definition is published independently of model promotion. Place-level shares remain tied to the exact definition/model run shown on each Place panel. Real returns — nothing estimated.