SS9 postcode area guide — Castle Point

Where is SS9?

Broadband & internet speeds in SS9

Excellent coverage

Broadband availability in the SS9 postcode district (Castle Point) is Excellent — gigabit-capable full fibre is widely available. Across the 1,047 postcodes Ofcom measures in SS9, superfast broadband (30 Mbit/s or faster) reaches 99.5% of premises and gigabit-capable lines are available to 93.8%.

Around 0% of premises in SS9 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 SS9

Run a speed test to see what you're actually getting, or check your exact postcode.

Mobile signal around Castle Point

Ofcom's coverage model for the wider Castle Point district (42,056 premises):

Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.

Crime in SS9

Police recorded 171 incidents within about a mile of the centre of SS9 in May 2026 (latest published street-level data). The breakdown:

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).

House prices in SS9

Based on 665 sales registered with HM Land Registry in the last 12 months, the median sold price in SS9 is £387,500, down 3.1% on the previous year (£400,000).

Latest recorded sales in SS9

Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.

Who lives here? Castle Point demographics

Census 2021 figures for the wider Castle Point district (89,587 residents, 37,389 households):

Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.

Schools in and around SS9

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 SS9

333 rated food businesses operate in SS9. 225 hold the top rating of 5, 50 are rated 4, and 8 are rated 2 or below.

Among the 5-rated: Abbeyfield St Margarets (AVOCET), Adalah Residential Home, Admiral Court Care Home, AGH Event Bars, Avondale Rest Home.

Source: Food Standards Agency, food hygiene ratings (FHRS) open data.

Energy performance (EPC) in SS9

From a sample of 266 Energy Performance Certificates across 11 SS9 postcodes, the most common rating is band C (average band D). 53% of sampled homes are rated C or better.

Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.

Phone area codes for Castle Point

Landlines around SS9 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 SS9?

Postcodes in SS9

Neighbouring districts

All Southend-on-Sea (SS) postcode districts ›

Frequently asked questions

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.