Is the E61 only made in Germany, including the AWD?

Yep.

Today, BMW Group have following production sites:

Austria
Steyr - six-cylinder petrol engines and four- and six-cylinder diesel engines
Graz - X3

China
Shenyang - 3-series, 5-series

Egypt
Cairo - Partner assembly plant

Germany
Berlin - Motorcycles
Dingolfing - 5-series, 6-series, 7-series, M5 and M6
Eisenach - car parts
Regensburg - 1-series, 3-Series Sedan, Coup?, Convertible, M3 Coup?, Sedan & Convertible, Z4 roadster and 4-Wheel-Drive and individual variants.
Landshut - new components and concepts
Leipzig - 1-series and 3-series
Munich - 3 series Sedan and Touring, 6-, 8-, and 12-cylinder petrol engines, 8-cylinder diesel engines, and engines for M3, M5, and M6.
Wackersdorf - 3-series

Italy
Cassinetta - Husqvarna motorcycles

India
Chennai - Partner assembly plant

Indonesia
Jakarta - Partner assembly plant

Malaysia
Kuala Lumpur - Partner assembly plant

Russia
Kaliningrad - Partner assembly plant

South Africa
Rosslyn - 3-series

Thailand
Rayong - Partner assembly plant

UK
Goodwood - Rolls-Royce
Hams Hall - engines
Oxford - Mini
Swindon - car parts (steel)

United States
Spartanburg - X5 and X6

Thanks, that will make my brother happy, a new father, who is looking for an E61.