Energy Performance Certificate
21 St. Johns Road, SO23 0HQ
Energy rating
Current: 59 D | Potential: 79 C
Environmental impact (CO₂)
Current: 52
| Potential: 74
| Field | Value |
|---|---|
| LMK KEY | 2110-1291-8425-4191-3163 |
| ADDRESS1 | 21 St. Johns Road |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | SO23 0HQ |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 59 |
| POTENTIAL ENERGY EFFICIENCY | 79 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-02-17 |
| LOCAL AUTHORITY | E07000094 |
| CONSTITUENCY | E14001587 |
| COUNTY | — |
| LODGEMENT DATE | 2025-02-21 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 52 |
| ENVIRONMENT IMPACT POTENTIAL | 74 |
| ENERGY CONSUMPTION CURRENT | 282 |
| ENERGY CONSUMPTION POTENTIAL | 128 |
| CO2 EMISSIONS CURRENT | 4.3 |
| CO2 EMISS CURR PER FLOOR AREA | 50 |
| CO2 EMISSIONS POTENTIAL | 2 |
| LIGHTING COST CURRENT | 93 |
| LIGHTING COST POTENTIAL | 93 |
| HEATING COST CURRENT | 1074 |
| HEATING COST POTENTIAL | 776 |
| HOT WATER COST CURRENT | 143 |
| HOT WATER COST POTENTIAL | 97 |
| TOTAL FLOOR AREA | 86 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 3 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 15 |
| GLAZED TYPE | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 95 |
| NUMBER OPEN FIREPLACES | 2 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Some double glazing |
| WINDOWS ENERGY EFF | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Cavity wall, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, no insulation (assumed) |
| ROOF ENERGY EFF | Very Poor |
| ROOF ENV EFF | Very Poor |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Low energy lighting in 95% of fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.29 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 21 St. Johns Road |
| LOCAL AUTHORITY LABEL | Winchester |
| CONSTITUENCY LABEL | Winchester |
| POSTTOWN | WINCHESTER |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2025-02-21 17:37:28 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 20 |
| LOW ENERGY FIXED LIGHT COUNT | 19 |
| UPRN | 100060611299 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |