Energy Performance Certificate
23 St Marys, YO30 7DD
Energy rating
Current: 72 C | Potential: 78 C
Environmental impact (CO₂)
Current: 62
| Potential: 68
| Field | Value |
|---|---|
| LMK KEY | 0380-2967-4670-2096-0065 |
| ADDRESS1 | 23 St Marys |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | YO30 7DD |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 72 |
| POTENTIAL ENERGY EFFICIENCY | 78 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2026-03-13 |
| LOCAL AUTHORITY | E06000014 |
| CONSTITUENCY | E14001604 |
| COUNTY | — |
| LODGEMENT DATE | 2026-05-19 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 62 |
| ENVIRONMENT IMPACT POTENTIAL | 68 |
| ENERGY CONSUMPTION CURRENT | 149 |
| ENERGY CONSUMPTION POTENTIAL | 123 |
| CO2 EMISSIONS CURRENT | 13 |
| CO2 EMISS CURR PER FLOOR AREA | 31 |
| CO2 EMISSIONS POTENTIAL | 11 |
| LIGHTING COST CURRENT | 135 |
| LIGHTING COST POTENTIAL | 136 |
| HEATING COST CURRENT | 4068 |
| HEATING COST POTENTIAL | 3414 |
| HOT WATER COST CURRENT | 348 |
| HOT WATER COST POTENTIAL | 349 |
| TOTAL FLOOR AREA | 439 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | — |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 15 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 17 |
| NUMBER HEATED ROOMS | 17 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Solid |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Some double glazing |
| WINDOWS ENERGY EFF | Very Poor |
| WINDOWS ENV EFF | Very Poor |
| WALLS DESCRIPTION | Solid brick, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | Room heaters, coal |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, insulated (assumed) |
| ROOF ENERGY EFF | Average |
| ROOF ENV EFF | Average |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas, Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very Good |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 1 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 23 St Marys |
| LOCAL AUTHORITY LABEL | York |
| CONSTITUENCY LABEL | York Central |
| POSTTOWN | YORK |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2026-05-19 08:51:32 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 104 |
| LOW ENERGY FIXED LIGHT COUNT | 104 |
| UPRN | 100052168366 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000003 |
| Address display | — |
| Nation | ew |