diff --git a/django/newforms/fields.py b/django/newforms/fields.py
index a98779a334..fc816a842b 100644
--- a/django/newforms/fields.py
+++ b/django/newforms/fields.py
@@ -335,12 +335,6 @@ class EmailField(RegexField):
         RegexField.__init__(self, email_re, max_length, min_length,
             ugettext(u'Enter a valid e-mail address.'), *args, **kwargs)
 
-url_re = re.compile(
-    r'^https?://' # http:// or https://
-    r'(?:[A-Z0-9-]+\.)+[A-Z]{2,6}' # domain
-    r'(?::\d+)?' # optional port
-    r'(?:/?|/\S+)$', re.IGNORECASE)
-
 try:
     from django.conf import settings
     URL_VALIDATOR_USER_AGENT = settings.URL_VALIDATOR_USER_AGENT
@@ -399,6 +393,14 @@ class ImageField(FileField):
             raise ValidationError(ugettext(u"Upload a valid image. The file you uploaded was either not an image or a corrupted image."))
         return f
 
+url_re = re.compile(
+    r'^https?://' # http:// or https://
+    r'(?:(?:[A-Z0-9-]+\.)+[A-Z]{2,6}|' #domain...
+    r'localhost|' #localhost...
+    r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' # ...or ip
+    r'(?::\d+)?' # optional port
+    r'(?:/?|/\S+)$', re.IGNORECASE)
+
 class URLField(RegexField):
     def __init__(self, max_length=None, min_length=None, verify_exists=False,
             validator_user_agent=URL_VALIDATOR_USER_AGENT, *args, **kwargs):
diff --git a/tests/regressiontests/forms/tests.py b/tests/regressiontests/forms/tests.py
index 3d71bffbfd..b0a64a7854 100644
--- a/tests/regressiontests/forms/tests.py
+++ b/tests/regressiontests/forms/tests.py
@@ -1607,10 +1607,18 @@ ValidationError: [u'This field is required.']
 Traceback (most recent call last):
 ...
 ValidationError: [u'This field is required.']
+>>> f.clean('http://localhost')
+u'http://localhost'
 >>> f.clean('http://example.com')
 u'http://example.com'
 >>> f.clean('http://www.example.com')
 u'http://www.example.com'
+>>> f.clean('http://www.example.com:8000/test')
+u'http://www.example.com:8000/test'
+>>> f.clean('http://200.8.9.10')
+u'http://200.8.9.10'
+>>> f.clean('http://200.8.9.10:8000/test')
+u'http://200.8.9.10:8000/test'
 >>> f.clean('foo')
 Traceback (most recent call last):
 ...