This area-level value is averaged from postcode IMD deciles within the area boundary.
Around average
Mean decile 6.01 (1 = most deprived, 10 = least)
1 - Most deprived10 - Least deprived
Overall this area reads as Around average on relative deprivation, with a mean IMD decile of 6.01 (average of postcode-level deciles in this boundary).
Police Recorded Crime in Sidcup
Crime trends · Sidcup
data.police.uk · YoY vs same month last yearApr '24 – Mar '26
Key categories · YoY
Violent Crime
31
YoY -31%
ASB
19
YoY +19%
Vehicle Crime
8
YoY +300%
Burglary
9
YoY +200%
Criminal damage
11
YoY +10%
Apr '24Oct '24Apr '25Oct '25Mar '26
1 of 5 key categories improving · vehicle crime rising
121
incidents · Mar '26
Demographics in Sidcup
Ethnicity
Total residents: 17,647
White Brit.74.4%
Other White5.6%
African3.5%
Indian3.3%
Other ethnic group: Any other ethnic group1.6%
+ 7 other groups · 11.6%
Religion
Total residents: 17,621
Christian48.4%
No religion38.5%
Not answered6.0%
Muslim3.1%
Hindu2.1%
+ other · 1.9%
Age groups
Total residents: 17,645
35–4919.4%
50–6418.1%
25–3413.1%
65–749.1%
20–246.9%
+ 6 other age groups · 33.4%
Households
Total households: 7,548
Any member 66+17.4%
Other16.2%
Married or civil partnership couple: Dependent children14.4%
All members 66+7.9%
Married or civil partnership couple: No children7.8%
