Merton planning statistics
Ranked #9 of 33 London boroughs for planning approval rate over the last 12 months.
Householder applications (extensions, lofts, outbuildings)
Merton decided 949 householder applications in the last 12 months, approving 92%. The median decision took 58 days against the statutory 56-day target, with 48% decided in time.
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Figures computed from decided planning applications published by each borough, snapshot period 2026-07, computed 2026-07-12. Coverage: 33 London boroughs. Metrics with fewer than 20 decisions in the window are shown as “insufficient data” rather than ranked. See our methodology.