Homes built 1991–1999
167,703 certificates · median 199 kWh/m²/yr · median wall U-value 0.55 W/m²K
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What these homes look like
| Certificates | 167,703 |
| Median energy use | 199 kWh/m²/yr |
| Median CO₂ | 43.1 kg CO₂/m²/yr |
| Median floor area | 105 m² |
| Median wall U-value | 0.55 W/m²K |
| Median roof U-value | 0.25 W/m²K |
| Median floor U-value | 0.41 W/m²K |
| Median window U-value | 2.80 W/m²K |
| Median heating system efficiency | 90% |
| Certificates with solar PV | 3,109 (1.9%) |
| Median renewable energy ratio | 0.00 |
By county
| County | Certificates | Median kWh/m²/yr | Median wall U-value |
|---|---|---|---|
| Co. Cork | 16,251 | 185 | 0.49 |
| Co. Dublin | 12,541 | 189 | 0.55 |
| Co. Kildare | 9,299 | 187 | 0.55 |
| Co. Wexford | 6,726 | 207 | 0.45 |
| Co. Galway | 6,723 | 203 | 0.37 |
| Co. Donegal | 6,230 | 209 | 0.53 |
| Co. Kerry | 5,989 | 210 | 0.41 |
| Co. Meath | 5,868 | 184 | 0.55 |
| Co. Mayo | 5,439 | 209 | 0.43 |
| Co. Wicklow | 5,237 | 193 | 0.55 |
| Co. Clare | 5,125 | 209 | 0.54 |
| Co. Louth | 5,074 | 188 | 0.55 |
| Co. Tipperary | 4,916 | 196 | 0.39 |
| Galway City | 4,643 | 208 | 0.52 |
| Dublin 15 | 4,229 | 187 | 0.55 |
| Limerick City | 4,140 | 189 | 0.55 |
| Co. Limerick | 3,688 | 202 | 0.42 |
| Co. Westmeath | 3,250 | 209 | 0.55 |
| Dublin 8 | 3,236 | 238 | 0.60 |
| Co. Sligo | 2,969 | 204 | 0.53 |
| Waterford City | 2,760 | 179 | 0.53 |
| Co. Kilkenny | 2,623 | 198 | 0.49 |
| Dublin 1 | 2,621 | 235 | 0.68 |
| Co. Carlow | 2,583 | 203 | 0.55 |
| Dublin 7 | 2,573 | 232 | 0.58 |
| Co. Waterford | 2,496 | 198 | 0.53 |
| Cork City | 2,241 | 204 | 0.53 |
| Dublin 4 | 2,091 | 218 | 0.60 |
| Co. Cavan | 2,062 | 205 | 0.39 |
| Co. Offaly | 2,055 | 207 | 0.50 |