Home › West Sussex › Air quality — PM2.5
Cleanest air for fine particles in West Sussex
West Sussex’s 7 areas ranked by air quality — pm2.5 — cleanest air. Every figure from DEFRA air quality + EA Flood Map for Planning, 2023–24. Indicative, not a valuation.
| # | Area | Air quality — PM2.5 (µg/m³) |
|---|---|---|
| 1 | Arun | 6.0 |
| 2 | Chichester | 6.0 |
| 3 | Horsham | 6.3 |
| 4 | Mid Sussex | 6.4 |
| 5 | Worthing | 6.4 |
| 6 | Adur | 6.6 |
| 7 | Crawley | 6.8 |
Source: DEFRA air quality + EA Flood Map for Planning · 2023–24. Ranked lowest first.
Other West Sussex rankings
House prices5-year house-price growthPrice per square metreAffordability (price vs local earnings)Crime rateSchools rated Good or OutstandingGigabit broadband availabilityFastest train to the cityCouncil tax (Band D)Deprivation (IMD decile, 10 = least deprived)Air quality — NO₂Flood risk (in a flood zone)Life satisfactionUnemployment rateHome ownershipDegree-level educationResidents in good healthMedian age