After the service, conducted by the rector of Sandringham Jonathan Riviere, the Prince of Wales and Duchess of Cornwall chatted to Park House residents while the Queen was presented with gifts from children.
The Queen was wearing a burnt orange cashmere Stewart Parvin coat, fur hat and a diamond brooch.
More top news
Britain's stance over taking in more refugees could hurt David Cameron's EU reform plans, a spokesman for Angela Merkel's alliance has said.
The inquest into the deaths of 11 people in the Shoreham air disaster is due to be opened and adjourned today.
Criminals are escaping arrest because police are delayed in getting to crime scenes in cars that do not have sirens, officers have warned.