More like The Devil's Children

anchored on:science fictionsurvivalbritish islespost-apocalypticfound familycoming of age

but

Narrow

Farmer in the SkyNovel
Robert A. Heinleinstandalone novel1950
Hard science fiction, adventurous in tone, about space colonization, set in outer planets & moons.
“A family emigrates to the new colony on Ganymede, but the existing colonists do not have the resources to support a flood of immigrants.”
from the catalogue
Books of EmberSeries
series4 books2003
Tense in tone, set in far future.
“The post-apocalyptic quartet continues with The People of Sparks, following survivors after they reach the world above, and concludes with The Prophet of Yonwood and The Diamond of Darkhold.”
from the catalogue
Start with The City of Ember →
Alas, BabylonNovel
Pat Frankstandalone novel1959
Tense in tone, set in north america and mid 20th century.
“Classic novel of nuclear war and aftermath in rural Florida.”
from the catalogue
ChangesSeries
series3 books1968
completed
Set in near future.
“After the Changes - From the Twentieth Century to the Dark Ages overnight - such was fate that befell Britain five years from now.”
from the catalogue
Start with The Weathermonger →
Dolphin IslandNovel
Arthur C. Clarkestandalone novel1963
Adventurous in tone, set in oceania and mid 20th century.
“A teen stows away on a giant freight hovership that makes an emergency landing near his house.”
from the catalogue
Mara / Raging EarthSeries
series4 books2002
Tense in tone, about ecological collapse, set in near future.
“Mara must think of a way to save herself, the other villagers and, most importantly, the world.”
from the catalogue
Start with Exodus →