EPC (Energy Performance Certificate) data for postcode NN3 3LL
Location: England & Wales
Total certificates: 30
This page provides all of the currently valid EPC certificates for the postcode NN3 3LL in England & Wales. An EPC certificate is valid for 10 years from the date of inspection, so this page may include certificates that were inspected up to 10 years ago. The data is sourced from the official EPC registers and is updated regularly.
Earliest inspection date: 23/03/2015
Latest inspection date: 31/03/2026
Current EPC Rating Distribution
Count of certificates by current EPC rating band (A-G).
Potential EPC Rating Distribution
Projected rating if recommended improvements in the EPC report are completed.
Current Environmental Rating Distribution
Environmental impact values grouped into EPC-style A-G bands.
Potential Environmental Rating Distribution
Projected environmental impact bands after recommended improvements.
EPC Certificates
| Inspection Date | Address | EPC (actual) | EPC (potential) | View |
|---|---|---|---|---|
| 31/03/2026 | 327a Billing Road East | D | D | View |
| 08/11/2025 | 373 Billing Road East | D | C | View |
| 08/11/2025 | 373 Billing Road East | D | C | View |
| 05/09/2025 | 307 Billing Road East | C | C | View |
| 26/06/2025 | 367 Billing Road East | D | C | View |
| 10/03/2025 | 377 Billing Road East | G | B | View |
| 06/03/2024 | 327 Billing Road East | D | C | View |
| 19/04/2023 | 375 Billing Road East | D | B | View |
| 20/12/2022 | 355 Billing Road East | E | C | View |
| 10/08/2022 | 357 Billing Road East | E | C | View |
| 18/05/2022 | 329a Billing Road East | C | B | View |
| 26/11/2020 | 373 BILLING ROAD EAST, NORTHAMPTON | F | B | View |
| 02/11/2020 | 315 BILLING ROAD EAST, NORTHAMPTON | D | B | View |
| 19/05/2020 | 369, Billing Road East | E | B | View |
| 18/10/2019 | 341, Billing Road East | B | B | View |
| 10/09/2019 | 303, Billing Road East | D | B | View |
| 20/08/2019 | 341a, Billing Road East | B | B | View |
| 19/08/2019 | 309, Billing Road East | D | C | View |
| 10/07/2019 | 341b, Billing Road East | B | B | View |
| 05/07/2019 | 341c, Billing Road East | B | B | View |
| 11/01/2019 | 305, Billing Road East | D | C | View |
| 09/02/2018 | 365, Billing Road East | C | C | View |
| 15/11/2017 | 361, Billing Road East | D | B | View |
| 15/08/2016 | 377a Billing Road East | B | A | View |
| 11/07/2016 | 307, Billing Road East | E | C | View |
| 05/05/2016 | 383, Billing Road East | D | C | View |
| 23/10/2015 | 341, Billing Road East | E | C | View |
| 07/07/2015 | 343, Billing Road East | E | C | View |
| 11/06/2015 | 333, Billing Road East | D | C | View |
| 23/03/2015 | 377, Billing Road East | E | B | View |