# UK Annual GDP Growth 2026 the U.K.’s full-year growth rate can differ materially from its final-quarter growth. A strong finish does not erase weaker activity earlier in the year when the question uses the annual total. Canonical article: https://www.homeincomelab.com/stories/uk-annual-gdp-growth-2026 Publisher: The Outlook By: The Outlook editorial desk Category: Economy Analysis as of: 2026-10-04T09:57:48.323Z Decision guide market prices observed: 2026-10-04T09:57:48.323Z Published: 2026-10-04T09:57:48.323Z ## Quick answer the U.K.’s full-year growth rate can differ materially from its final-quarter growth. The leading open contract, “1-2%”, was priced at 74.85% for Yes in the October 4 snapshot. Use the initial official full-year 2026 real-GDP growth estimate. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Key takeaways - Use the initial official full-year 2026 real-GDP growth estimate. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) - the U.K.’s full-year growth rate can differ materially from its final-quarter growth. - The contract identifies the February 12, 2027 first Q4 estimate. The fallback can extend observation to the next quarter’s scheduled release. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## The question behind the headline the U.K.’s full-year growth rate can differ materially from its final-quarter growth. A strong finish does not erase weaker activity earlier in the year when the question uses the annual total. At the October 4, 2026 market snapshot, 1-2% carried a 74.85% Yes price. Other open contracts included 0-1% at 7.25%; 2-3% at 5.3%. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## The condition that changes the answer Use the initial official full-year 2026 real-GDP growth estimate. If absent, use Q4 year-over-year growth; if the relevant publication is still missing when the next quarter is due, use the last available quarter. Boundary ties go to the higher bracket and later revisions are excluded. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) The contract identifies the February 12, 2027 first Q4 estimate. The fallback can extend observation to the next quarter’s scheduled release. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Evidence for and against the leading outcome The leading range is supported by a complete annual calculation, including the contribution of earlier quarters. Using a quarterly annualized figure, a nominal measure or a later revised estimate can give a different answer from the contract. The next useful checks are initial full-year real-growth estimate; q4 fallback only if the annual figure is absent; boundary and revision rules. The linked primary references make the process and named data source inspectable. [2](https://www.ons.gov.uk/economy/grossdomesticproductgdp/bulletins/gdpfirstquarterlyestimateuk/previousreleases)[3](https://www.bea.gov/resources/learning-center/what-to-know-gdp) ## A closer look at the market The leading listed option was 67.60 percentage points above the next quoted option. That difference measures market pricing, not a vote margin or a measured lead in real-world evidence. A price above 50% still leaves room for another outcome; it is not a guarantee or an independently validated forecast. The event had approximately $101,073 in total traded volume at observation. That is a record of turnover across this event, not a count of distinct people, a search-volume estimate or proof that every child contract is easy to trade. The analytical quote is fixed to the timestamp shown here; later live prices can differ. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) The useful conclusion is conditional: the leading option needs to satisfy the whole outcome definition, not just one favorable part of the story. ## A fact worth knowing A later GDP revision does not rewrite this contract’s initial-release result. Source: [Polymarket — event, child contracts and resolution rules](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Weighing the outcome ### Outcome in focus 1-2% ### Supporting case The leading range is supported by a complete annual calculation, including the contribution of earlier quarters. ### Challenging case Using a quarterly annualized figure, a nominal measure or a later revised estimate can give a different answer from the contract. ### What to watch - Initial full-year real-growth estimate - Q4 fallback only if the annual figure is absent - Boundary and revision rules ### What may already be priced in The analysis starts from 74.85% for the Yes side of “1-2%”. A view merely agreeing that this is plausible does not show that the price understates it. The probability, rule and remaining time all have to be compared. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ### Assessment The useful conclusion is conditional: the leading option needs to satisfy the whole outcome definition, not just one favorable part of the story. ## How the market resolves Use the initial official full-year 2026 real-GDP growth estimate. If absent, use Q4 year-over-year growth; if the relevant publication is still missing when the next quarter is due, use the last available quarter. Boundary ties go to the higher bracket and later revisions are excluded. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Timing and deadline The contract identifies the February 12, 2027 first Q4 estimate. The fallback can extend observation to the next quarter’s scheduled release. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Questions and answers ### What exactly would settle this market? Use the initial official full-year 2026 real-GDP growth estimate. If absent, use Q4 year-over-year growth; if the relevant publication is still missing when the next quarter is due, use the last available quarter. Boundary ties go to the higher bracket and later revisions are excluded. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ### What is the deadline, and can settlement come later? The contract identifies the February 12, 2027 first Q4 estimate. The fallback can extend observation to the next quarter’s scheduled release. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ### Does the quoted probability show an advantage? No. 74.85% is the observed Yes price for “1-2%”, not a verified probability from independent research. A useful assessment needs evidence that changes the expected chance under the exact rules, plus the actual price available at the time. [1](https://polymarket.com/event/uk-annual-gdp-growth-2026) ## Related market contracts - [1-2%](https://polymarket.com/event/uk-annual-gdp-growth-2026/will-uk-annual-gdp-growth-in-2026-be-between-1-and-2) - [0-1%](https://polymarket.com/event/uk-annual-gdp-growth-2026/will-uk-annual-gdp-growth-in-2026-be-between-0-and-1) - [2-3%](https://polymarket.com/event/uk-annual-gdp-growth-2026/will-uk-annual-gdp-growth-in-2026-be-between-2-and-3) ## Market source [View the event on Polymarket](https://polymarket.com/event/uk-annual-gdp-growth-2026) For timestamped market prices, see the canonical HTML article. Prices can change independently of this analysis. ## Sources and further reading 1. [Polymarket — event, child contracts and resolution rules](https://polymarket.com/event/uk-annual-gdp-growth-2026) 2. [ons.gov.uk — official source](https://www.ons.gov.uk/economy/grossdomesticproductgdp/bulletins/gdpfirstquarterlyestimateuk/previousreleases) 3. [bea.gov — official source](https://www.bea.gov/resources/learning-center/what-to-know-gdp) This is AI-assisted, source-linked explanatory journalism. We distinguish facts from interpretation and revise material errors. [How we work](https://www.homeincomelab.com/methodology) · [Corrections and contact](https://www.homeincomelab.com/contact)