73 Most Popular Fast Food Restaurants in United Kingdom 2026 — by Audience Size

How to read this list

Rank

Position in the Top 73, sorted by audience size from largest to smallest. Updated weekly.

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	Country share	Avg age	Female share	Subtype
1	MMcDonald's	12M	4.4%	39.9	56.7%	Fast food restaurants
2	KKFC	10M	5.8%	40.8	52.8%	Fast food restaurants
3	SSubway	7M	5.8%	38.9	53.5%	Fast food restaurants
4	BBurger King	6.5M	3.6%	39.0	54.0%	Fast food restaurants
5	PPizza Hut	5.5M	4.2%	40.1	55.9%	Fast food restaurants
6	PPizzaExpress	5.4M	57.7%	41.4	62.1%	Fast food restaurants
7	DDomino's Pizza	3.3M	4.0%	39.6	52.9%	Fast food restaurants
8	TTaco Bell	2.7M	3.5%	37.4	53.6%	Fast food restaurants
9	FFive Guys	2M	6.0%	41.1	50.2%	Fast food restaurants
10	SSlim Chickens	1.8M	23.2%	41.4	54.7%	Fast food restaurants
11	WWendy's	1.6M	2.2%	39.0	57.1%	Fast food restaurants
12	TTGI Friday’s	913k	14.0%	39.3	60.0%	Fast food restaurants
13	TT.G.I. Friday's	882k	11.4%	42.8	59.8%	Fast food restaurants
14	YYum! Brands	802k	11.6%	39.2	48.1%	Fast food restaurants
15	TTim Hortons	766k	11.1%	42.8	51.6%	Fast food restaurants
16	DDunkin' Donuts	558k	1.3%	40.9	58.3%	Fast food restaurants
17	HHooters	331k	2.6%	42.8	28.2%	Fast food restaurants
18	OOlive Garden	268k	0.8%	46.5	71.4%	Fast food restaurants
19	HHarvey's	228k	4.8%	45.7	74.5%	Fast food restaurants
20	EEataly	213k	2.1%	37.2	61.5%	Fast food restaurants
21	DDenny's	188k	1.0%	38.6	62.5%	Fast food restaurants
22	JJack in the Box	150k	0.6%	37.8	68.7%	Fast food restaurants
23	GGoldies	146k	3.3%	41.0	52.0%	Fast food restaurants
24	TThe Cheesecake Factory	146k	0.9%	43.1	63.8%	Fast food restaurants
25	RRuby Tuesday	105k	1.1%	41.5	57.3%	Fast food restaurants

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.

Explore the full directory →

Frequently asked questions

How is this list of the most popular fast food restaurants compiled?

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

How often is the list updated?

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

What is the largest fast food restaurants in United Kingdom?

McDonald's currently leads with an estimated audience of 12M people in United Kingdom.

Other top lists in United Kingdom

Champagnes Brands Energy Drinks Fruits Meats Convenience Foods Food Deliveries Frozen Foods Spices Cheeses