EDITORIAL STANDARD
How GenVibe classifies generations
Generation boundaries are analytical conventions, not laws of nature. This page documents the sources, calculations, disagreements, and review rules behind our answers.
Reviewed July 11, 2026
Our classification rule
GenVibe uses one consistent U.S.-focused chart so the calculator can return a clear answer: Silent Generation 1928-1945, Baby Boomers 1946-1964, Gen X 1965-1980, Millennials 1981-1996, Gen Z 1997-2012, Gen Alpha 2013-2024, and the proposed Gen Beta range 2025-2039.
When credible sources disagree, boundary pages say so explicitly. Micro-generations such as Xennials, Zillennials, and Zalphas are informal cultural labels and never replace the primary chart answer.
Generation range sources
| Scope | Range | How we use it | Source |
|---|---|---|---|
| Silent Generation through Gen Alpha | 1928-1945 through post-2012 | Primary reference for the seven modern U.S. birth cohorts used in our chart. | U.S. Census Bureau: Birth Cohort Geographic Mobility, 2005-2023 |
| Baby Boomers | 1946-1964 | Official U.S. demographic definition based on the postwar rise and later decline in births. | U.S. Census Bureau population projections |
| Millennials and Gen Z boundary | 1981-1996; Gen Z begins 1997 | Primary explanation for the 1996/1997 analytical cutoff and its limitations. | Pew Research Center: Where Millennials end and Generation Z begins |
| Gen Beta projection | 2025-2039 | A proposed label popularized by McCrindle; presented as a projection, not an official boundary. | McCrindle: Generation Beta defined |
Age and life-stage calculations
A year-only age uses June 15 as a neutral midpoint until a visitor supplies month and day. Full birthdays are used only in the browser for the immediate answer and are not saved. School-start and milestone years are approximate context, not claims about an individual.
Editorial review
The GenVibe editorial team reviews range changes, source links, arithmetic, metadata, and visible copy together. Sitemap dates change only after a meaningful page update. Corrections are documented in the source data before publication.
Digital milestone sources
Year guides compare a birth cohort with six widely documented technology shifts. The age calculation is ours; the event dates come from the organizations responsible for each product or technology.
Original research policy
Research pages separate first-party observations from interpretation. The first report uses aggregate Google Search Console query counts, publishes the downloadable summary, states that the sample produced zero clicks, and does not claim that search impressions represent the general population.
Read the 2026 search demand report →Corrections and contact
Send source corrections to hello@genvibetest.com. Include the page URL and a primary source when possible. Material corrections update both the visible page date and sitemap date.