HM Land Registry records the plot of land for 21, Downside Avenue, Worthing as measuring 512 m².

That makes it the 10th largest plot in the postcode, where 37 of the 38 other houses have recorded plot data.

21, Downside Avenue, Worthing has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 21 May 2013.

The property is not connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

Since 2015 260 properties similar to 21, Downside Avenue, Worthing have sold within a radius of 1.1 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 14th April 2026, was 46, Vale Avenue, Worthing, BN14 0BZ, a freehold house which sold for £473,000.

Read more about house prices in BN14.

• Sold Apr 2026£473,000 | 3 Bed House46, Vale Avenue, Worthing, BN14 0BZ46, Vale Avenue, Worthing, BN14 0BZ
• Sold Mar 2026£490,000 | 3 Bed House22, Vale Avenue, Worthing, BN14 0BY22, Vale Avenue, Worthing, BN14 0BY
• Sold Jan 2026£455,000 | 4 Bed House12, Downside Avenue, Worthing, BN14 0EU12, Downside Avenue, Worthing, BN14 0EU
• Sold Aug 2025£650,000 | 3 Bed House6, Cissbury Avenue, Worthing, BN14 0DN6, Cissbury Avenue, Worthing, BN14 0DN
• Sold Jun 2025£530,000 | 3 Bed House7, Cissbury Drive, Worthing, BN14 0DT7, Cissbury Drive, Worthing, BN14 0DT
• Sold Jun 2025£520,000 | 3 Bed House22, Hollingbury Gardens, Worthing, BN14 0EF22, Hollingbury Gardens, Worthing, BN14 0EF
• Sold Mar 2025£523,000 | 3 Bed House31, Downside Avenue, Worthing, BN14 0EU31, Downside Avenue, Worthing, BN14 0EU
• Sold Nov 2024£495,000 | 4 Bed House52, Cissbury Gardens, Worthing, BN14 0DZ52, Cissbury Gardens, Worthing, BN14 0DZ
• Sold Sep 2024£700,000 | 4 Bed House40, Cissbury Gardens, Worthing, BN14 0DY40, Cissbury Gardens, Worthing, BN14 0DY
• Sold Sep 2024£700,000 | 3 Bed House10, Maytree Avenue, Worthing, BN14 0HJ10, Maytree Avenue, Worthing, BN14 0HJ
• Sold May 2024£725,000 | 3 Bed House59, Hollingbury Gardens, Worthing, BN14 0EB59, Hollingbury Gardens, Worthing, BN14 0EB
• Sold Feb 2024£410,000 | 4 Bed House143, Downside Avenue, Worthing, BN14 0EY143, Downside Avenue, Worthing, BN14 0EY
• Sold Jan 2024£537,500 | 3 Bed House66, Sullington Gardens, Worthing, BN14 0HS66, Sullington Gardens, Worthing, BN14 0HS
• Sold Jul 2023£455,000 | 3 Bed House14, Downside Avenue, Worthing, BN14 0EU14, Downside Avenue, Worthing, BN14 0EU
• Sold Jul 2022£485,000 | 4 Bed House14, Vale Drive, Worthing, BN14 0DD14, Vale Drive, Worthing, BN14 0DD
• Sold Jun 2021£456,500 | 3 Bed House1, Vale Avenue, Worthing, BN14 0BY1, Vale Avenue, Worthing, BN14 0BY
• Sold Oct 2019£385,000 | 4 Bed House119, Downside Avenue, Worthing, BN14 0EY119, Downside Avenue, Worthing, BN14 0EY
• Sold Apr 2019£450,000 | 3 Bed House3, Maytree Avenue, Worthing, BN14 0HJ3, Maytree Avenue, Worthing, BN14 0HJ
• Sold Oct 2018£335,000 | 3 Bed House58, Downside Avenue, Worthing, BN14 0EX58, Downside Avenue, Worthing, BN14 0EX
• Sold Jun 2015£349,000 | 3 Bed House74, Downside Avenue, Worthing, BN14 0EY74, Downside Avenue, Worthing, BN14 0EY

Of the 111 addresses on Downside Avenue, Worthing, BN14, 21, Downside Avenue, Worthing comes out as the 27th largest and the 9th most expensive in our analysis of the public data.

It is also £130k more expensive than the average property across the BN14 district.

• Vale School, Worthing

  500 m away
• St John the Baptist CofE Primary School

  1.7 km away
• Durrington Infant School

  2.0 km away

• Durrington High School

  2.9 km away
• Worthing High School

  3.7 km away
• Bohunt School Worthing

  3.8 km away

• West Worthing

  |

  3.9 km away
• Durrington-on-Sea

  |

  4.0 km away
• Worthing

  |

  4.3 km away

The flood risk here is rated Very Low, based on Environment Agency data.