All the London railway stations :
I visited Kingsbury station in July 2019. It is an Accessible station. There are stairs, but also lifts to avoid the stairs.
Kingsbury Station at platform level
Kingsbury Station does have stairs
Kingsbury Station is also served by lifts
Underground lines : Jubilee
Accessibility friendly : Yes. Northbound towards Stanmore (B step 50mm/gap 107mm), southbound (B step 50mm/gap 93mm).
Lift access between street and platform.
General description :
More comment :
Inclusive Britain Station Guide (This guide is well out of date, as no lifts are mentioned).