They're not the most Uberfancy webpages ever, but they're functional and easy to add to.
$50 base + $20 per page. Includes layout, images, graphics, you get all files, plus a blank template page. If you need to add additional graphics later, it's $5 per graphic/image
Yes, they are all similar. I have a very tidy layout I like working with. I'm lazy ;) http://mystembassy.net/ is different, and much older, when I was playing Fun With ImageMaps.
Here's some other designs I've been playing with: http://www.flickr.com/photos/urueleri/tags/webdesign/