IamGrok / Naked Numbers / Crime vs. Muslim share
Crime vs. Muslim share
Europe · the 17 "most criminal" cities (Numbeo) vs. the 20 cities with the highest Muslim share
8 of the 17 "most criminal" cities in Europe are also among the 20 cities with the highest Muslim share.
Exceptions: Naples ≈2–3% and Athens ≈4–5%. 6 French cities have no reliable figures, because France does not record religion. Using only the top 17 on both sides, the overlap is 6.
This shows overlap, not cause. Numbeo is a user survey of perceived crime, not police data. ≈ = estimate.

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Highest Muslim share (cities/municipalities over 100,000)
■ = on both lists
| # | City | Muslim share | Type | Geography / source |
|---|---|---|---|---|
| 1 | 🇬🇧 Blackburn | 35.0% | Census | Blackburn with Darwen (local authority), ONS Census 2021 |
| 2 | 🇬🇧 Luton | 32.9% | Census | Local authority, ONS Census 2021 |
| 3 | 🇬🇧 Bradford | 30.5% | Census | Local authority, ONS Census 2021 |
| 4 | 🇬🇧 Birmingham | 29.9% | Census | Local authority, ONS Census 2021 |
| 5 | 🇬🇧 Slough | 29.4% | Census | Local authority, ONS Census 2021 |
| 6 | 🇫🇷 Marseille | ≈25–40% | Estimate | City. City hall figure 200–250k (≈25%, 2011); Open Society Foundations 2011: 30–40% |
| 7 | 🇬🇧 Oldham | 24.4% | Census | Local authority, ONS Census 2021 |
| 8 | 🇧🇪 Brussels | ≈24% | Estimate | Capital Region, Jan Hertogen/npdata 2022 (modelled) |
| 9 | 🇬🇧 Leicester | 23.5% | Census | Local authority, ONS Census 2021 |
| 10 | 🇬🇧 Manchester | 22.3% | Census | Local authority, ONS Census 2021 |
| 11 | 🇧🇪 Antwerp | ≈22% | Estimate | Municipality, Hertogen 2022 (modelled) |
| 12 | 🇧🇪 Liège | ≈20% | Estimate | Municipality, Hertogen 2022 (modelled) |
| 13 | 🇬🇧 Bolton | 19.9% | Census | Local authority, ONS Census 2021 |
| 14 | 🇧🇪 Charleroi | ≈19% | Estimate | Municipality, Hertogen 2022 (modelled) |
| 15 | 🇬🇧 Rochdale | 18.8% | Census | Local authority, ONS Census 2021 |
| 16 | 🇬🇧 Kirklees | 18.5% | Census | Local authority (Huddersfield/Dewsbury), ONS Census 2021 |
| 17 | 🇬🇧 Preston | 16.1% | Census | Local authority, ONS Census 2021 |
| 18 | 🇸🇪 Malmö | ≈16% | Estimate | Municipality, Lagervall & Stenberg 2016 (2014/15 figure, uncertain) |
| 19 | 🇬🇧 London | 15.0% | Census | Greater London, ONS Census 2021 |
| 20 | 🇦🇹 Vienna | 14.8% | Official survey | Statistics Austria 2021 (official survey) |
Most criminal: Numbeo Crime Index 2026 Mid-Year (via @statsglobe)
| # | City | Muslim share | Type | Geography / source |
|---|---|---|---|---|
| 1 | 🇫🇷 Marseille | ≈25–40% | Estimate | City. City hall figure 200–250k (≈25%, 2011); Open Society Foundations 2011: 30–40% |
| 2 | 🇬🇧 Birmingham | 29.9% | Census | Local authority, ONS Census 2021 |
| 3 | 🇫🇷 Grenoble | no reliable data | – | France does not record religion |
| 4 | 🇮🇹 Naples | ≈2–3% | Estimate | City: 15,000–30,000 Muslims (Eurispes / Comunità Islamica di Napoli) |
| 5 | 🇬🇧 Coventry | 10.4% | Census | Local authority, ONS Census 2021 |
| 6 | 🇫🇷 Montpellier | no reliable data | – | France does not record religion |
| 7 | 🇫🇷 Lyon | no reliable data | – | France does not record religion |
| 8 | 🇬🇧 Bradford | 30.5% | Census | Local authority, ONS Census 2021 |
| 9 | 🇫🇷 Nantes | no reliable data | – | France does not record religion |
| 10 | 🇧🇪 Liège | ≈20% | Estimate | Municipality, Hertogen 2022 (modelled) |
| 11 | 🇫🇷 Paris | no reliable data | – | France does not record religion |
| 12 | 🇬🇧 Manchester | 22.3% | Census | Local authority, ONS Census 2021 |
| 13 | 🇧🇪 Brussels | ≈24% | Estimate | Capital Region, Jan Hertogen/npdata 2022 (modelled) |
| 14 | 🇬🇧 London | 15.0% | Census | Greater London, ONS Census 2021 |
| 15 | 🇫🇷 Nice | no reliable data | – | France does not record religion |
| 16 | 🇬🇷 Athens | ≈4–5% | Estimate | Greater Athens/Attica: 150,000–200,000 (US State Dept. 2016, community leaders) |
| 17 | 🇸🇪 Malmö | ≈16% | Estimate | Municipality, Lagervall & Stenberg 2016 (2014/15 figure, uncertain) |
Rules: London and Brussels are counted as whole cities, as Numbeo does (London boroughs and Brussels communes are not counted separately). Estimates are ranked by the low end of their range. France and Germany do not record religion, so their cities cannot be documented.
National reference (Pew, mid-2016): France 8.8% · Sweden 8.1% · Belgium 7.6% · Netherlands 7.1% · Austria 6.9% · UK 6.3% · Germany 6.1% · Greece 5.7% · Italy 4.8%. England & Wales 6.5% (Census 2021).
Sources
- Numbeo Crime Index by City 2026 Mid-Year (Europe)
- @statsglobe post
- @oresundsbaron post
- ONS Census 2021 TS030 Religion (Nomis)
- Jan Hertogen / npdata: Moslimbevolking per gemeente 2010–2022
- Open Society Foundations: Muslims in Marseille (2011)
- JDD: Marseille, 200.000–250.000 (mairie)
- Stadt Wien: Religionsbekenntnis 2021
- Statistik Austria: Religionszugehörigkeit 2021
- Eurispes: musulmani a Napoli
- US State Dept. Religious Freedom Report 2016: Greece
- Pew Research Center: Europe's Growing Muslim Population (2017)