Flat 12, 5B, Union Street, Barnet has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 24 Oct 2016.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler& underfloor (mains gas).

Flat 12, 5B, Union Street, Barnet last changed hands on 30th October 2024, selling for £355,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 2.6% since October 2024.

• Sold Oct 2024£355,000
• Sold Dec 2016£308,955

Land Registry records and our Estate Agent network show 40 sales of comparable properties within 420 metres of Flat 12, 5B, Union Street, Barnet since 2016.

Most recently, Flat 5, Novia House 27, Tapster Street, Barnet, EN5 5FZ, a leasehold flat, sold at £330,000 on the 12th December 2025.

Read more about house prices in EN5.

• Sold Dec 2025£330,000 | 2 Bed FlatFlat 5, Novia House 27, Tapster Street, Barnet, EN5 5FZFlat 5, Novia House 27, Tapster Street, Barnet, EN5 5FZ
• Sold Nov 2025£340,000 | 2 Bed FlatFlat 11, Vantage Point 12, Victors Way, Barnet, EN5 5TZFlat 11, Vantage Point 12, Victors Way, Barnet, EN5 5TZ
• Sold Nov 2025£375,000 | 2 Bed FlatFlat 5, Summit Court, Moon Lane, Barnet, EN5 5YRFlat 5, Summit Court, Moon Lane, Barnet, EN5 5YR
• Sold Feb 2025£412,000 | 2 Bed FlatFlat 12, Vantage Point 12, Victors Way, Barnet, EN5 5TZFlat 12, Vantage Point 12, Victors Way, Barnet, EN5 5TZ
• Sold Jul 2024£350,000 | 2 Bed FlatFlat 13, 5B, Union Street, Barnet, EN5 4DFFlat 13, 5B, Union Street, Barnet, EN5 4DF
• Sold Jul 2024£395,000 | 2 Bed FlatFlat 5, 17, Park Road, Barnet, EN5 5RYFlat 5, 17, Park Road, Barnet, EN5 5RY
• Sold Aug 2022£356,250 | 2 Bed FlatFlat 1, Summit Court, Moon Lane, Barnet, EN5 5YRFlat 1, Summit Court, Moon Lane, Barnet, EN5 5YR
• Sold Jan 2017£1,914,000 | 2 Bed FlatFlat 14, 5B, Union Street, Barnet, EN5 4DFFlat 14, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£318,955 | 3 Bed FlatFlat 7, 5B, Union Street, Barnet, EN5 4DFFlat 7, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£328,955 | 2 Bed FlatFlat 16, 5B, Union Street, Barnet, EN5 4DFFlat 16, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£265,970 | 2 Bed FlatFlat 3, 5B, Union Street, Barnet, EN5 4DFFlat 3, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£303,955 | 2 Bed FlatFlat 5, 5B, Union Street, Barnet, EN5 4DFFlat 5, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£308,955 | 2 Bed FlatFlat 11, 5B, Union Street, Barnet, EN5 4DFFlat 11, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£265,970 | 2 Bed FlatFlat 4, 5B, Union Street, Barnet, EN5 4DFFlat 4, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£328,955 | 3 Bed FlatFlat 10, 5B, Union Street, Barnet, EN5 4DFFlat 10, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£318,955 | 3 Bed FlatFlat 6, 5B, Union Street, Barnet, EN5 4DFFlat 6, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£318,955 | 3 Bed FlatFlat 17, 5B, Union Street, Barnet, EN5 4DFFlat 17, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£303,955 | 2 Bed FlatFlat 24, 5B, Union Street, Barnet, EN5 4DFFlat 24, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£303,955 | 2 Bed FlatFlat 2, 5B, Union Street, Barnet, EN5 4DFFlat 2, 5B, Union Street, Barnet, EN5 4DF
• Sold Dec 2016£270,970 | 2 Bed FlatFlat 15, 5B, Union Street, Barnet, EN5 4DFFlat 15, 5B, Union Street, Barnet, EN5 4DF

Agents in our network have reported 4 lettings within 420 metres of Flat 12, 5B, Union Street, Barnet across the last 2 years.

The newest of these is Flat 4, 8, Moxon Street, Barnet, EN5 5TY, a leasehold flat let by Robert Lewis Property in February 2026.

• 
  Let Feb 2026£ Undisclosed | FlatFlat 4, 8, Moxon Street, Barnet, EN5 5TYFlat 4, 8, Moxon Street, Barnet, EN5 5TY
• 
  Let Feb 2026£ Undisclosed | FlatFlat 9, 1, Tapster Street, Barnet, EN5 5TTFlat 9, 1, Tapster Street, Barnet, EN5 5TT
• 
  Let agreed Aug 2025£ Undisclosed | 3 Bed House4, St. Albans Road, Barnet, EN5 4JX4, St. Albans Road, Barnet, EN5 4JX
• 
  Let Jul 2024£ Undisclosed | 2 Bed FlatFlat 10, 1, Tapster Street, Barnet, EN5 5TTFlat 10, 1, Tapster Street, Barnet, EN5 5TT

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our analysis of the public data ranks Flat 12, 5B, Union Street, Barnet as the 41st largest and the 86th most expensive of the 112 addresses on Union Street, Barnet, EN5.

Against the EN5 postcode district average, it is £317k less expensive than the typical property.

• Foulds School

  600 m away
• Christ Church Primary School

  800 m away
• St Catherine's RC School

  800 m away

• Queen Elizabeth's Girls' School

  500 m away
• Queen Elizabeth's School, Barnet

  700 m away
• Ark Pioneer Academy

  1.1 km away

• High Barnet

  |

  700 m away
• New Barnet

  |

  2.1 km away
• Hadley Wood

  |

  2.4 km away

Environment Agency data suggests this area has a Very Low risk of flooding.