From 'Natural Church Development' (http://www.directionresources.com.au/index.htm).

They note 8 characteristics of growing churches all around the world of all theological flavours. The focus is on health rather than growth with the assumption that healthy things grow. The 8 common traits are:

1. Empowering leadership

2. Gift-oriented ministry

3. Passionate spirituality

4. Functional structures

5. Inspiring worship service

6. Holistic small groups

7. Need-oriented evangelism

8. Loving relationships