--- title: "Lincolnshire Naturalists' Union — check charity number 255645 | CharityCompare" description: "Is Lincolnshire Naturalists' Union a legitimate UK charity? Check charity number 255645. Environment/conservation/heritage charity based in Manor House St. Official Charity Commission record, key facts and how to claim the profile — on CharityCompare." source: https://www.charitycompare.org.uk/charity/lincolnshire-naturalists-union retrieved: 2026-08-23T22:08:13.372Z license: "Charity data © Crown copyright, Open Government Licence v3.0" --- Quick answer Lincolnshire Naturalists' Union is a registered charity (number 255645) on the Charity Commission for England and Wales register, so it is a legitimate, regulator-overseen organisation. It is registered for: environment/conservation/heritage. Its latest reported income was £2,986 (year ending 2025-10-31). CharityCompare shows its official register record below; a Clarity Score is added automatically once detailed filing history is available. ## What are the key facts about Lincolnshire Naturalists' Union? Registered charity number 255645 Status Registered (active) Charity type Other Location Manor House St Latest income (year ending 2025-10-31) £2,986 Website [www.lnu.org](http://www.lnu.org/) ## What does Lincolnshire Naturalists' Union do? Promote the thorough investigation of the geology, fauna, flora & physical features of the County: bring together the interest in & study of every branch of natural history; hold & maintain library, records & reference material. Major activities:- Programme of Spring & Summer Field Meetings; Programme of Winter indoor meetings culminating with annual Recorders Meeting; Publication of Transactions. ## What causes is Lincolnshire Naturalists' Union registered for? Environment/conservation/heritage ## Why is there no Clarity Score for Lincolnshire Naturalists' Union yet? The Clarity Score is computed from full financial filing history. Lincolnshire Naturalists' Union is on the official register but outside the detailed-filing group we currently score (or awaiting its first filings), so we show its official register record instead of a rating. Its score appears automatically once enough filing data exists — never by payment. [How scoring works](https://www.charitycompare.org.uk/methodology) ## Is this your charity? Claim this profile free to add your own description, correct details, or respond publicly. Optional [partner plans](https://www.charitycompare.org.uk/partners) add your logo, photos, verified badge and supporter features — claiming itself is always free and never changes any score. [Claim this profile — free](https://www.charitycompare.org.uk/claim?charity=lincolnshire-naturalists-union&type=claim) [Visit charity website](http://www.lnu.org/) ## Frequently asked questions Is Lincolnshire Naturalists' Union a legitimate charity? Yes. Lincolnshire Naturalists' Union is a legitimate registered charity (charity number 255645) regulated by the Charity Commission for England and Wales. You can verify it on the official register. Registration proves status — it is not a Clarity Score or an impact rating. What is Lincolnshire Naturalists' Union's charity number? Lincolnshire Naturalists' Union's charity number is 255645. Check that number on the Charity Commission register or this CharityCompare profile before you donate. How do I check charity number 255645? Search 255645 on the Charity Commission for England and Wales register or on CharityCompare. Confirm the registered name matches the organisation asking for money — scammers sometimes reuse real charity numbers. What does Lincolnshire Naturalists' Union do? Promote the thorough investigation of the geology, fauna, flora & physical features of the County: bring together the interest in & study of every branch of natural history; hold & maintain library, records & reference material. Major activities:- Programme of Spring & Summer Field Meetings; Programme of Winter indoor meetings culminating with annual Recorders Meeting; Publication of Transactions. Does Lincolnshire Naturalists' Union have reviews and complaints? CharityCompare does not host public user reviews for Lincolnshire Naturalists' Union. This basic profile confirms registration and register facts. Rated charities also show a filing-based Clarity Score. For formal complaints, contact the Charity Commission for England and Wales or the Fundraising Regulator as appropriate. How can I donate to Lincolnshire Naturalists' Union? Lincolnshire Naturalists' Union's website is http://www.lnu.org — donate there directly so the charity receives the full amount. CharityCompare never takes a commission on donations. Source: Charity Commission for England and Wales register extract dated 2026-07-31, used under the [Open Government Licence v3.0](https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/). Always verify current details on the [official register entry](https://register-of-charities.charitycommission.gov.uk/en/charity-search/-/charity-details/255645).