| Kilabakken | Nordland, Norway | 2 | 1 | 0 | 2021-01-31 | |
| Kiplesund | Møre og Romsdal, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Kirkegårdveien 7 | Finnmark, Norway | 3 | 1 | 0 | 2020-01-26 | |
| Kirkenes | Finnmark, Norway | 1 | 1 | 0 | 2012-01-28 | |
| Kirkenes og Jarfjord | Finnmark, Norway | 1 | 1 | 0 | 2012-01-29 | |
| Kirkenes sentrum | Finnmark, Norway | 1 | 1 | 0 | 2010-01-30 | |
| Kjerstadveien 23, 9444 Hol i Tjeldsund | Troms, Norway | 1 | 1 | 0 | 2020-01-25 | |
| Kjønstarmarka | Trøndelag, Norway | 1 | 1 | 0 | 2018-01-21 | |
| Kjørkbyen | Trøndelag, Norway | 1 | 1 | 0 | 2024-01-26 | |
| kjøsnesset | Trøndelag, Norway | 1 | 1 | 0 | 2016-01-28 | |
| Kleive | Vestland, Norway | 1 | 1 | 0 | 2016-01-30 | |
| Klokkargårdsveien 30 | Trøndelag, Norway | 1 | 1 | 0 | 2024-01-20 | |
| knut hamsuns vei 3d | Buskerud, Norway | 1 | 1 | 2 | 2018-01-27 | |
| Knutsbakken | Innlandet, Norway | 22 | 1 | 0 | 2019-02-04 | |
| kollektveien 9 | Trøndelag, Norway | 1 | 1 | 0 | 2023-01-27 | |
| kongsvoll | Trøndelag, Norway | 1 | 1 | 0 | 2024-01-27 | |
| Konnerud | Buskerud, Norway | 1 | 1 | 0 | 2009-04-04 | |
| kopparvika 23 | Troms, Norway | 2 | 1 | 0 | 2024-01-28 | |
| Krokbekken Nord boligfelt | Troms, Norway | 1 | 1 | 0 | 2013-03-16 | |
| Kulturlandskap | Vestland, Norway | 1 | 1 | 0 | 2014-01-19 | |
| Kulvikveien 3 | Nordland, Norway | 1 | 1 | 0 | 2024-02-10 | |
| Kurland | Akershus, Norway | 1 | 1 | 0 | 2014-01-25 | |
| kveldro ved vaggatem | Finnmark, Norway | 2 | 1 | 0 | 2018-01-28 | |
| Kvellohaugen | Trøndelag, Norway | 3 | 1 | 0 | 2018-01-27 | |
| Kvernavegen 29, Voss | Vestland, Norway | 1 | 1 | 0 | 2018-01-27 | |
| kvikneveien 609 | Innlandet, Norway | 1 | 1 | 0 | 2024-01-28 | |
| Kviteberg | Innlandet, Norway | 2 | 1 | 0 | 2013-01-27 | |
| Labakken syd | Vestfold, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Laerdalsoeyri | Vestland, Norway | 1 | 1 | 0 | 2014-01-26 | |
| landfallbrenna | Buskerud, Norway | 2 | 1 | 0 | 2020-02-01 | |
| Landikveien 16, Båtstø | Akershus, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Langnesveien 63 | Finnmark, Norway | 1 | 1 | 0 | 2021-01-31 | |
| Langsætervegen 66 | Møre og Romsdal, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Lappland | Innlandet, Norway | 1 | 1 | 0 | 2011-01-29 | |
| Leangen gård, trondheim | Trøndelag, Norway | 1 | 1 | 0 | 2024-02-03 | |
| Leinøra | Trøndelag, Norway | 1 | 1 | 0 | 2023-02-04 | |
| Leira | Trøndelag, Norway | 1 | 1 | 0 | 2024-01-27 | |
| Leirbotnvatn nord 38 | Finnmark, Norway | 1 | 1 | 0 | 2021-02-07 | |
| Leirfjordveien 270 | Nordland, Norway | 1 | 1 | 0 | 2024-02-03 | |
| Lerkehaug | Trøndelag, Norway | 1 | 1 | 0 | 2021-01-30 | |
| Lillegjerdåsen 7 | Nordland, Norway | 1 | 1 | 0 | 2021-01-30 | |
| Linderud gård | Oslo, Norway | 1 | 1 | 0 | 2012-01-29 | |
| Lishøgdveien 160 | Innlandet, Norway | 2 | 1 | 0 | 2024-01-27 | |
| Liss Vandve | Nordland, Norway | 1 | 1 | 0 | 2018-01-01 | |
| Litlvatnet | Trøndelag, Norway | 2 | 1 | 0 | 2019-01-27 | |
| Ljørdalsvegen 180, Østby | Innlandet, Norway | 1 | 1 | 2 | 2019-01-24 | |
| Lokalmiljø | Møre og Romsdal, Norway | 1 | 1 | 0 | 2013-04-04 | |
| Lokalmiljø | Akershus, Norway | 1 | 1 | 0 | 2018-01-28 | |
| Lundenveien 1 | Oslo, Norway | 1 | 1 | 0 | 2012-01-28 | |
| Lundeveien 9, Hammarvika | Trøndelag, Norway | 1 | 1 | 0 | 2019-01-27 | |
Sustain.no is provided by the Norwegian Centre for Science Education