According to data from HM Land Registry, 42, Thalassa Road, Worthing sits on a plot of 239 m².

We have plot size data on 15 out of 16 other houses in the postcode and 42, Thalassa Road, Worthing sits on the 10th largest plot.

42, Thalassa Road, Worthing has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 11 Feb 2018.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 42, Thalassa Road, Worthing was last sold on 10th September 2025 for £449,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since September 2025, the market for similar properties has risen by 0.5%.

According to the Land Registry and our network of Estate Agents, there have been 136 sales of properties similar to 42, Thalassa Road, Worthing within a radius of 770 metres since 2011.

The most recent example is 110, Brougham Road, Worthing, BN11 2PH, a freehold house which sold for £348,000 on the 18th May 2026.

Read more about house prices in BN11.

• Sold May 2026£348,000 | 3 Bed House110, Brougham Road, Worthing, BN11 2PH110, Brougham Road, Worthing, BN11 2PH
• Sold Oct 2025£390,000 | 4 Bed House99, Brougham Road, Worthing, BN11 2PA99, Brougham Road, Worthing, BN11 2PA
• Sold Aug 2025£340,000 | 3 Bed House18, Thesiger Road, Worthing, BN11 2RL18, Thesiger Road, Worthing, BN11 2RL
• Sold Mar 2025£360,000 | 3 Bed House18, Seamill Park Avenue, Worthing, BN11 2PU18, Seamill Park Avenue, Worthing, BN11 2PU
• Sold Nov 2024£405,000 | 3 Bed House22, Thalassa Road, Worthing, BN11 2HH22, Thalassa Road, Worthing, BN11 2HH
• Sold Oct 2024£350,000 | 3 Bed House23, Brookdean Road, Worthing, BN11 2PB23, Brookdean Road, Worthing, BN11 2PB
• Sold Aug 2024£445,000 | 4 Bed House11, Malvern Close, Worthing, BN11 2HE11, Malvern Close, Worthing, BN11 2HE
• Sold May 2024£490,000 | 3 Bed House4, Thalassa Road, Worthing, BN11 2HH4, Thalassa Road, Worthing, BN11 2HH
• Sold May 2023£412,000 | 3 Bed House30, Thalassa Road, Worthing, BN11 2HJ30, Thalassa Road, Worthing, BN11 2HJ
• Sold Jul 2022£370,000 | 3 Bed House166, Brougham Road, Worthing, BN11 2PH166, Brougham Road, Worthing, BN11 2PH
• Sold Jul 2022£640,000 | 3 Bed House12, Malvern Close, Worthing, BN11 2HE12, Malvern Close, Worthing, BN11 2HE
• Sold Jun 2022£440,000 | 3 Bed House170, Brougham Road, Worthing, BN11 2PH170, Brougham Road, Worthing, BN11 2PH
• Sold Nov 2020£370,000 | 3 Bed House15, Malvern Close, Worthing, BN11 2HE15, Malvern Close, Worthing, BN11 2HE
• Sold Nov 2020£280,000 | 3 Bed House42, Seamill Park Crescent, Worthing, BN11 2PN42, Seamill Park Crescent, Worthing, BN11 2PN
• Sold Nov 2018£349,950 | 3 Bed House162, Brougham Road, Worthing, BN11 2PH162, Brougham Road, Worthing, BN11 2PH
• Sold Mar 2016£332,000 | 3 Bed House23, Thalassa Road, Worthing, BN11 2HH23, Thalassa Road, Worthing, BN11 2HH
• Sold Aug 2015£338,000 | 3 Bed House31, Malvern Close, Worthing, BN11 2HE31, Malvern Close, Worthing, BN11 2HE
• Sold Feb 2015£275,000 | 3 Bed House21, Seamill Park Crescent, Worthing, BN11 2PN21, Seamill Park Crescent, Worthing, BN11 2PN
• Sold May 2012£232,000 | 3 Bed House18, Malvern Close, Worthing, BN11 2HE18, Malvern Close, Worthing, BN11 2HE
• Sold Sep 2011£260,000 | 3 Bed House8, Thalassa Road, Worthing, BN11 2HH8, Thalassa Road, Worthing, BN11 2HH

Thalassa Road, Worthing, BN11 has a total of 53 addresses. According to our analysis of all the public data, 42, Thalassa Road, Worthing is the 20th largest and the 23rd most expensive property on the street.

When compared to the postcode district it is £116k more expensive than the average property in BN11.

• Homefield Primary School and SSC

  1.4 km away
• Springfield Infant School and Nursery

  1.6 km away
• Sompting Village Primary School

  1.8 km away

• Davison Church of England High School for Girls, Worthing

  1.0 km away
• St Andrew's CofE High School

  1.8 km away
• Bohunt School Worthing

  2.4 km away

• East Worthing

  |

  1.0 km away
• Lancing

  |

  1.9 km away
• Worthing

  |

  2.3 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.