Richmond upon Thames's population declined over five years. Its change was 3.0 percentage points below the London and 5.0 percentage points below England.
London · London borough
Richmond upon Thames
2026/27 viewRichmond upon Thames · ONS E09000027
Financial position as at 2026/27 Q1 quarter end
PEOPLE AND PLACE
Latest official statistics Population and community profile
Population
196,678
2024
London region
9,089,736
Richmond upon Thames represents
2.16%
of the region's population
Five-year population change
−1,507 residents ↓ 0.8%
Richmond upon Thames
−0.8%
London
+2.2%
England
+4.3%
Growth context
Population estimates and labour-market measures from ONS/Nomis.Official profile
AIR QUALITY
Defra 2,024
How clean is the air?
Long-term particulate pollution across the council area, alongside measurements from local UK-AIR monitoring stations.
POPULATION-WEIGHTED ANNUAL MEAN
Fine particulate matter
8.3
µg/m³
PM2.5 · 2,024
Human-related sources
7.8 µg/m³
Other sources
0.5 µg/m³
LONG-TERM TREND
43.4%
PM2.5 over time
14.7
7.8
2011
2024
Since 2011
↓ 43.4%
5 years
↓ 25.7%
10 years
↓ 34.5%
CURRENT MONITORING
UK-AIR
Latest station measurement
PM2.5
5.8 µg/m³
Provisional
Last 24 hours
3.0 –
9.9 µg/m³
This is a measurement from an individual monitoring station and should not be interpreted as the current concentration across the whole council area.
HEALTH IMPACT
Particulate air pollution
6.2%
of mortality attributable to particulate air pollution
This OHID measure estimates the mortality burden associated with particulate air pollution. It is a health-impact measure, not a pollution concentration.
Annual PM2.5 is Defra Pollution Climate Mapping data.
Monitoring readings are station-specific UK-AIR
measurements and may be provisional.
Defra source