The first incident was in the 2200 block of Stone Wheel Court on Sunday, when a resident reported someone entered the residence and took property.
The second was on Tuesday in the 11600 block of Charter Oak Court. A resident told police someone entered the property, but nothing was taken.
In the third, a woman entered a house in the 10800 block of Oldfield Drive, Thursday at 3 p.m. The intruder entered through an unlocked door, a resident told police. She immediately left whem she saw someone in the residence and nothing was taken.
In other crime news this week:
1600 block of Reston Parkway, purses from business
1900 block of Winterport Cluster, merchandise from business
12800 block of Wrexham Road, merchandise from business
600 block of Dranesville Road, phone from school.
2700 block of West Ox Road, property from business.