Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Valle de Bravo (41% of total searches to Mexico State). The next most popular destinations are Toluca (27%) and Tlalnepantla (19%). Searches for hotels in Ixtapan de la Sal (12%) are also popular.
KAYAK users have found double rooms in Mexico State for as cheap as $18 (Malinalco) in the last 3 days. The average price is $272.