BN99 postcode area guide — Adur
House prices, crime, broadband speeds, mobile signal, schools and demographics for the BN99 postcode district in Adur — every official dataset on one page.
Check any UK postcode
Where is BN99?
Broadband & internet speeds in BN99
Excellent coverage
Superfast (30Mb+)
100%
Ultrafast (300Mb+)
100%
Gigabit-capable
100%
Below USO (10Mb)
0%
Broadband availability in the BN99 postcode district (Adur) is Excellent — gigabit-capable full fibre is widely available. Across the 2 postcodes Ofcom measures in BN99, superfast broadband (30 Mbit/s or faster) reaches 100% of premises and gigabit-capable lines are available to 100%.
Around 0% of premises in BN99 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in BN99
| Postcode | Superfast | Gigabit |
|---|---|---|
| BN99 4AD | 100% | 100% |
| BN99 9GY | 100% | 100% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Adur
Ofcom's coverage model for the wider Adur district (30,513 premises):
4G indoors — all networks
97.2%
4G outdoors — all networks
99.9%
5G outdoors — all networks
76.9%
Voice indoors — all networks
97.3%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in BN99
Police recorded 184 incidents within about a mile of the centre of BN99 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 61 | 33.2% |
| Anti-social behaviour | 45 | 24.5% |
| Public order | 19 | 10.3% |
| Shoplifting | 15 | 8.2% |
| Criminal damage & arson | 13 | 7.1% |
| Other theft | 7 | 3.8% |
| Burglary | 5 | 2.7% |
| Other crime | 5 | 2.7% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
Who lives here? Adur demographics
Census 2021 figures for the wider Adur district (64,547 residents, 27,678 households):
| Age profile | |
|---|---|
| Under 15 | 18% |
| 15–29 | 18.6% |
| 30–44 | 19.5% |
| 45–64 | 20.4% |
| 65+ | 23.6% |
| Housing tenure | |
|---|---|
| Owner-occupied | 72% |
| Private rented | 14.9% |
| Social rented | 3.6% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around BN99
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Davison Church of England High School for Girls, Worthing | Secondary | 11–16 | 1,334 | BN11 2JX |
| Red Balloon Worthing Learner Centre | Not applicable | 11–18 | 25 | BN11 2LY |
| Sompting Village Primary School | Primary | 4–11 | 362 | BN15 0BU |
| Homefield Primary School and SSC | Primary | 4–11 | 642 | BN11 2AA |
| Springfield Infant School and Nursery | Primary | 3–7 | 161 | BN14 8BQ |
| Downsbrook Primary School | Primary | 4–11 | 398 | BN14 8GD |
| Whytemead Primary School | Primary | 4–11 | 221 | BN14 8LH |
| St Andrew's CofE High School | Secondary | 11–16 | 780 | BN14 8BG |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in BN99
2 rated food businesses operate in BN99. 2 hold the top rating of 5, 0 are rated 4, and none are currently rated 2 or below.
Among the 5-rated: Ghost Lifestyle UK Ltd, OCS canteen.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Phone area codes for Adur
Landlines around BN99 typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in BN99?
Be the first to rate BN99 (Adur).
How would you rate living in BN99 (Adur)?
Moving to BN99? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Adur — free, no-obligation quote.
Postcodes in BN99
Neighbouring districts
All Brighton (BN) postcode districts ›
Frequently asked questions
Where is the BN99 postcode?
Is BN99 a safe area?
What broadband can I get in BN99?
Who lives in BN99?
Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.