ActiveDirectoryAccountLockout.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.DirectoryServices;
using System.DirectoryServices.AccountManagement;

namespace ActiveDirectoryAccountLockOut
{
    class Program
    {
        static void Main(string[] args)
        {
            var name = "PUTYOURADUSERNAMEHERE";

            try
            {
                using (var context = new PrincipalContext(ContextType.Domain))
                {
                    using (var user = UserPrincipal.FindByIdentity(context, IdentityType.SamAccountName, name))
                    {
                        if (user.IsAccountLockedOut())
                        {
                            Console.Write("Yes Locked out.");
                            Console.Write(Environment.NewLine + "Locked Out Time: " + user.AccountLockoutTime);
                            //Console.Write(user.AccountLockoutTime.ToString());
                            //user.UnlockAccount();
                        }
                        else
                        {
                            Console.Write("Not locked out!");
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message + Environment.NewLine + ex.StackTrace);
            }
            Console.ReadLine();
        }
    }
}