Popularity ranking · United Kingdom

The 100 most popular Non-governmental Organizations in United Kingdom

This curated ranking covers the 100 largest non-governmental organizations in United Kingdom, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 157 non-governmental organizations tracked in United Kingdom, the 100 ranked here account for the largest measured audience reach. UNICEF, International Chamber of Commerce and Greenpeace lead the list with a combined estimated audience of 4.1M people. Across all 100 entries the average audience size is 76k, and the largest, UNICEF, reaches around 1.5M people in United Kingdom. Audience size is the estimated number of unique people in United Kingdom who actively engage with each non-governmental organization, derived from search demand signals. Rankings reflect search-behavior signals collected across United Kingdom and are updated quarterly.

Last updated:

For marketing, sponsorship & live-entertainment teams

Every entity in this table has a full profile.

Age brackets, gender split, regional distribution down to postal code where available, and the brands this audience overindexes on — per country, for c. 300,000 brands, teams, artists and media properties across 200+ countries. Open in the browser, no login.

Trusted by teams at Volkswagen · DFB · Sony Music · Red Bull · Infront

How to read this list

Rank

Position in the Top 100, sorted by audience size from largest to smallest. Updated quarterly.

Audience size

Estimated number of unique people in United Kingdom who actively engage with this audience, derived from anonymized search-behavior signals.

Country share

Share of the global audience that is active in United Kingdom. A higher value means the audience is more locally concentrated here.

Avg age

Average age in years across the people who engage with this audience in United Kingdom, derived from anonymized search-behavior signals. A dash means demographic data is not yet available.

Female share

Share of women among the people who engage with this audience in United Kingdom. 50% is gender-balanced; values above mean female-skewed, below mean male-skewed.

Ranking

Rank Audience Audience size Avg age Female share Subtype
1 UNICEF 1.5M 47.1 65.9% Non-governmental organization
2 International Chamber of Commerce 1.4M 43.3 55.5% Non-governmental organization
3 Greenpeace 1.1M 43.7 61.0% Non-governmental organization
4 Amnesty International 980k 46.1 66.0% Non-governmental organization
5 Save the Children 684k 44.4 72.4% Non-governmental organization
6 Christian Aid 252k 53.0 73.7% Non-governmental organization
7 International Rescue Committee 232k 50.1 69.7% Non-governmental organization
8 Médecins Sans Frontières 158k 48.2 66.0% Non-governmental organization
9 Campaign for Nuclear Disarmament 103k 48.8 70.6% Non-governmental organization
10 WikiLeaks 98k 42.8 40.0% Non-governmental organization
11 Common Sense Media 97k 36.4 37.9% Non-governmental organization
12 National Autism Association 93k 42.0 78.8% Non-governmental organization
13 National Science Teachers Association 87k 41.2 70.9% Non-governmental organization
14 Urban Land Institute 74k 47.4 51.6% Non-governmental organization
15 World Association of Girl Guides and Girl Scouts 69k 45.7 66.2% Non-governmental organization
16 International Fund for Animal Welfare 66k 48.8 70.5% Non-governmental organization
17 National Resident Matching Program 42k 33.2 61.0% Non-governmental organization
18 Student Doctor Network 31k 36.3 72.6% Non-governmental organization
19 GlobalGiving 30k 48.0 58.9% Non-governmental organization
20 Plan International 30k 46.5 62.7% Non-governmental organization
21 Polar Bears International 27k 48.2 50.5% Non-governmental organization
22 SPCA (HK) 香港愛護動物協會 21k 32.4 75.9% Non-governmental organization
23 American Civil Liberties Union 20k 39.1 42.0% Non-governmental organization
24 Marine Stewardship Council 20k 44.3 50.7% Non-governmental organization
25 L'Arche 19k 53.1 84.6% Non-governmental organization
26 Socialist International 17k 48.0 41.4% Non-governmental organization
27 Anti-Defamation League 17k 25.4 30.2% Non-governmental organization
28 Children International 16k 44.5 49.0% Non-governmental organization
29 International Justice Mission 15k 49.0 76.6% Non-governmental organization
30 One Young World 13k 43.3 47.5% Non-governmental organization
31 National Organization for Rare Disorders 11k 43.9 62.4% Non-governmental organization
32 National Cattlemen's Beef Association 11k 47.4 35.0% Non-governmental organization
33 Voice of the Martyrs 10k 60.0 100.0% Non-governmental organization
34 American Israel Public Affairs Committee 9.6k 42.9 50.7% Non-governmental organization
35 AIDS Healthcare Foundation 9.1k 42.5 51.8% Non-governmental organization
36 Food for the Hungry 8.6k 37.0 54.0% Non-governmental organization
37 National Federation of the Blind 8.3k 50.0 57.8% Non-governmental organization
38 Southern Poverty Law Center 8.3k 30.9 71.0% Non-governmental organization
39 International Association for the Study of Pain 7.9k 31.6 62.3% Non-governmental organization
40 Amref Health Africa 6.7k 50.3 64.5% Non-governmental organization
41 Cannabis Activist Network 6.5k 39.5 41.7% Non-governmental organization
42 World Vision International 6.4k 49.1 78.1% Non-governmental organization
43 United Nations Volunteers 6.3k 35.8 64.1% Non-governmental organization
44 MSPCA-Angell 6.3k 52.0 57.9% Non-governmental organization
45 Raising Children Network 6.2k 31.8 21.8% Non-governmental organization
46 SOS Children's Villages 5.8k 46.4 70.1% Non-governmental organization
47 World Zionist Organization 5.7k 48.4 63.4% Non-governmental organization
48 Everytown for Gun Safety 5.6k 44.7 75.5% Non-governmental organization
49 J Street 5.4k 57.7 92.3% Non-governmental organization
50 The Climate Reality Project 5.1k 37.2 53.4% Non-governmental organization
51 The Access Fund 4.8k 23.2 50.8% Non-governmental organization
52 ASCD 4.8k 36.7 55.4% Non-governmental organization
53 40 Days for Life 4.6k 56.0 87.3% Non-governmental organization
54 The Wildlife Society 4.5k 53.1 56.8% Non-governmental organization
55 NASSCOM 4.4k 40.0 51.8% Non-governmental organization
56 Clooney Foundation for Justice 4.2k 44.6 61.6% Non-governmental organization
57 Bioneers 4.2k 46.5 64.3% Non-governmental organization
58 American Humane Association 4.2k 49.5 65.6% Non-governmental organization
59 Nefesh B'Nefesh 4.1k 39.5 57.3% Non-governmental organization
60 BBYO 4k 40.7 75.9% Non-governmental organization
61 Wildlife Conservation Network 3.9k 49.8 56.4% Non-governmental organization
62 Junior Achievement 3.6k 29.3 47.2% Non-governmental organization
63 Environmental Defense Fund 3.5k 39.2 63.2% Non-governmental organization
64 The International Cat Association 3.4k 49.6 74.3% Non-governmental organization
65 Chosen People Ministries 3.4k 31.8 42.1% Non-governmental organization
66 The Parents Circle-Families Forum 3.3k 45.0 51.8% Non-governmental organization
67 ALS Association 3.3k 43.5 54.1% Non-governmental organization
68 Trout Unlimited 3k 42.7 65.9% Non-governmental organization
69 Civil Rights Defenders 2.9k 32.9 49.4% Non-governmental organization
70 Covenant House 2.5k 23.8 62.8% Non-governmental organization
71 Public Service Loan Forgiveness (PSLF) 2.1k 28.7 63.1% Non-governmental organization
72 Terre des hommes 2.1k 46.1 82.7% Non-governmental organization
73 Points of Light 2.1k 25.1 100.0% Non-governmental organization
74 Susan B. Anthony List 2.1k 36.5 93.0% Non-governmental organization
75 National Action Network 2k 47.7 50.4% Non-governmental organization
76 Association for Women's Rights in Development 2k 42.0 56.3% Non-governmental organization
77 American Cancer Society Cancer Action Network 2k 51.4 80.0% Non-governmental organization
78 American Preppers Network 2k 43.9 35.6% Non-governmental organization
79 Islamic Relief USA 1.6k 47.5 45.1% Non-governmental organization
80 Diabetes Hands Foundation 1.4k 50.8 54.9% Non-governmental organization
81 Food & Water Watch 1.4k 38.7 61.6% Non-governmental organization
82 March of Dimes 1.3k 27.1 100.0% Non-governmental organization
83 World Vision Australia 1.3k 29.5 100.0% Non-governmental organization
84 Arbor Day Foundation 1.2k 49.4 73.6% Non-governmental organization
85 Bat Conservation International 1.1k 44.3 67.3% Non-governmental organization
86 Headmasters' and Headmistresses' Conference 1k 41.0 52.6% Non-governmental organization
87 Southwestern Exposition and Livestock Show 1k 42.3 54.0% Non-governmental organization
88 Pop Warner Little Scholars 1k 36.3 41.3% Non-governmental organization
89 SOS Mediterranee 935 45.7 59.8% Non-governmental organization
90 Fellowship of Christian Athletes 912 55.7 62.5% Non-governmental organization
91 Labor unions in the United States 909 35.0 31.3% Non-governmental organization
92 American Society of Interior Designers/ASID 893 42.0 69.7% Non-governmental organization
93 International Union of Architects 880 42.8 64.0% Non-governmental organization
94 Stop Soldier Suicide 870 29.3 75.9% Non-governmental organization
95 HateAid 808 39.8 53.8% Non-governmental organization
96 National Council of State Boards of Nursing 807 37.1 56.5% Non-governmental organization
97 Freelancers Union 765 37.7 49.1% Non-governmental organization
98 Solidarités International 708 41.9 56.3% Non-governmental organization
99 1Percent For The Planet 690 44.4 61.6% Non-governmental organization
100 American Board of Family Medicine 667 39.6 63.5% Non-governmental organization

Want the full picture for any of these audiences?

Open any profile to see psychographics, top regions, peer affinities and demographic splits — all derived from the same anonymized signals.

Frequently asked questions

How is this list of the most popular non-governmental organizations compiled?

Rascasse aggregates anonymized search-behavior signals across United Kingdom and ranks each non-governmental organization by its estimated audience size. Only entries with at least 5 measured entities are listed.

How often is the list updated?

The ranking is updated quarterly from the latest search-behavior data and re-published as a static page.

What is the largest non-governmental organization in United Kingdom?

UNICEF currently leads with an estimated audience of 1.5M people in United Kingdom.

Other top lists in United Kingdom