Pop-up City Report v1.0 is out
The first structured cross-case study of pop-up cities. Published July 30, 2026 by the Pop-up City Research Initiative and Thou Ārt Research, under CC BY 4.0.
This study began in November 2025 with in-person fieldwork at Edge City Patagonia and DevConnect, and ran through July 2026. The work came in three phases: a qualitative phase of stakeholder interviews and desk research; a quantitative phase built on a multi-stakeholder survey and structured administrative data collected directly from operators; and a cross-case analysis that tested 22 working hypotheses against the full evidence base using one shared measurement framework spanning membership, governance, incentives, enforcement, coordination, operations and economics.
A pop-up city is a temporary physical gathering in which people with shared interests or values build a short-lived, city-like environment: shared spaces, social norms, cultural programming, services and coordination structures, usually for 2 to 12 weeks. The format is being used for far more than hospitality: governance experiments, research environments, accelerators for frontier tech, science and the arts, and prototypes for new kinds of institutions. Underneath the variety sits the same machine: gather specific people, create good interaction, and convert the gathering into relationships and outcomes that persist after the venue empties.
The report asks what the evidence says works, what breaks, and what the field would need in order to grow from a curiosity into a category that funders, operators and host jurisdictions can evaluate, invest in and replicate. It maps the field across four archetypes, compares operating models, identifies the recurring failure modes (which turn out to be knowable in advance), and distils the design choices that matter most, supported by case snapshots, cost structures, outcome measures and early-warning indicators. Every headline claim carries a confidence level; financial figures are printed as operators reported or published them, converted at event-period exchange rates; and the limitations of the evidence are stated plainly. It is, in short, the diligence document the field did not have.
107 pop-up cities have been catalogued as of May 21, 2026, and around 50 carry ambitions beyond hospitality. The format has moved faster than the understanding around it: since the 2023 founding case it has scaled ahead of the diligence material available to funders and host jurisdictions and the playbooks available to operators. What makes the form worth studying is not yet its scale: one edition compresses the whole institutional arc, from membership through governance to host relations, into a window short enough to observe end to end.
The report studies 20 cases closely: 8 comparators and 12 consented focal cases profiled in depth, each a specific edition rather than a brand. The twelve are Zuzalu, Network School v2, Edge Esmeralda 2025, Edge City Patagonia, Burning Man 2024, ZuBerlin 2025, Zuitzerland Residency, Zanzalu 2.0, Forma Georgia, Proof of Retreat #2, Infinita City 2025, and Ârc Network School. Each focal case receives a dedicated one-page profile, reviewed under the consent protocol before publication, and appears throughout the analysis wherever it illustrates a pattern, design choice or trade-off.
The findings rest on 92 coded interviews representing 54 communities and organisations (pop-up cities and adjacent forms), 86 valid survey responses, 337 coded desk research sources (through July 2026), and administrative data from the cases studied, alongside the directory of 107 catalogued cases. The 22 working hypotheses became 24 register entries in adjudication, because two split into paired halves that earned separate verdicts. Of the 24: 11 are supported, 11 qualified, 1 contested, and 1, on how well pop-up cities integrate their host communities, is still under assessment.
This report exists because people let us look closely at work that is hard to do and easy to criticise. To the operators who opened their books, their calendars and their communities; to every interviewee and survey respondent who gave us their time and their candour; to the reviewers who read adversarially so the published claims would hold, and keep being tested; to the thinkers and builders who sharpen the framings and bring new perspectives to our thinking; to the xyz.city team, whose public data supports the case directory; and to the hosts and local partners who make these experiments possible at all: thank you. A report about this field is mostly a record of other people's effort, and we hope this one gives some of it back.