using System;

using System.Net;

using System.Collections.Generic;

using System.IO;

using Newtonsoft.Json;

using System.Web;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter address and press enter key");

        string address = Console.ReadLine();

        string json = string.Empty;

        string url = string.Format("https://maps.googleapis.com/maps/api/geocode/json?address={0}&sensor=false", HttpUtility.UrlEncode(address));

        HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);

        using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())

            using (Stream stream = response.GetResponseStream())

                using (StreamReader reader = new StreamReader(stream))

                {

                    json = reader.ReadToEnd();

                }

​

        GeocodeResponse gr = JsonConvert.DeserializeObject<GeocodeResponse>(json);

        Console.WriteLine(string.Format("lat: {0}, long: {1}", gr.results[0].geometry.location.lat, gr.results[0].geometry.location.lng));

    }

}

​

public class Location

{

    public double lat

    {

        get;

        set;

    }

​

    public double lng

    {

        get;

        set;

    }

}

​

public class Geometry

{

    public Location location

    {

        get;

        set;

    }

}

​

public class Result

{

    public Geometry geometry

    {

        get;

        set;

    }

}

​

public class GeocodeResponse

{

    public List<Result> results

    {

        get;

        set;

    }

}