Here are 20 free WordPress themes with grid-style layouts that you can use for your blog, business or portfolio website. These themes take the form of grid frameworks and they really provide an easy way to plan the placement and the flow of the content.
Mansion
It is a free photoblogger’s theme for WordPress. It features a flexible-width thumbnail grid for both images and photo journal entries. Mansion is perfect for those who want to primarily showcase their photographs and occasionally write blog posts.
FontFolio
FontFolio Free WordPress Theme with a grid based layout. Design to showcase your typography portfolio. This theme was inspired by the works of Svetoslav Simov from FontFabric
Autofocus
This is a WordPress theme specifically for photographers looking for a simple and elegant way to display their work online.
PinStrap
PinStrap is a responsive WordPress theme that uses Twitter Bootstrap and mimics the famous Pinterest! The homepage automatically resizes images and places them in a responsive grid thanks to the Wookmark jQuery plugin.
ShowPress
This is a WordPress theme that highlights photographic content within its homepage feed and offers side navigation that strays slightly from the traditional top-heavy navigation format of most templates. This theme is especially useful for webmasters who are looking for a 100% responsive design that will automatically alter site content when your pages are being viewed from the smaller screen size of a tablet computer or smart phone.
Imbalance 2
Imbalance 2 will excellently fit for your blog, portfolio or e-zine. Any website can be refreshed by the use of new flexible functions offered in the theme and website presence can be customized due to unique back-end features.
Shaken Grid
This was our first theme which we released to the WordPress community and one of our favorites. Shaken Grid uses jQuery Masonry which “arranges elements vertically then horizontally according to a grid.” The result is a gap-less layout even if you have varying post heights.
Ultra Grid
Ultra Grid Theme is beautiful and modern WordPress theme with a grid like design. This is perfect theme for any artist to showcase their portfolio in a grid layout style.
Grid Portfolio
Portfolio Theme WordPress is clean theme with grid like layout, this WordPress theme is perfect to showcase any portfolio. Grid Portfolio has nice and unique structure to show any artwork.
Sampression
This is a fully responsive theme, perfect for blogging. It’s lightweight responsive design allows this theme to adapt across a range of screen sizes. Besides an elegant design, Sampression Lite features customizable menus and widgets, along with a threaded comments section. It supports sticky notes with special effects and allows the best placement of feature images on posts. Currently it is supporting single layer menu only.
Pronto
Pronto is a very clean and minimal jQuery Masonry WordPress theme that’s perfect for showcasing your posts in a grid like fashion, that will re-adjust depending on your visitors browser size. Everything is set to work right out of the box, simply install, add your posts and you are set. The theme includes a custom logo upload field, Symple Shortcodes, threaded comments… and some other sweet features.
iPin
Love the look and feel of Pinterest? The free iPin wordpress theme features the same masonry dynamic layout with infinite scroll. And little touches like fixed menu bar and scroll-to-top for user navigation.
IPhoto
The theme is an awesome WordPress theme like Pinterest. iPhoto theme comes with full width homepage layout section, a responsive sections like views, photos and comments included homepage thumbnails.
Pinboard
Fascinated about online pinboards? Do you like to display a multitude of media formats on your website? Do you like your content showcased in a beautiful grid? We have built a theme that lets you do just that. And we called it simply and suggestively: Pinboard. The theme has a responsive layout optimized for the most common devices: desktops, laptops, tablets and smartphones.
Photum
Photum is a theme to use with WordPress that will turn your site into a clean portfolio that you can use to show off your photos. We have designed it to be neutral and clean so your work can stand out – there’s nothing worse than a portfolio site that detracts from your work.
Pinblack
PinBlack is a new theme which is perfect for photo and product style bogs where the posts are represented on the home and archive pages as thumbnails. The theme is responsive to browser size and will adjust accordingly. Of course it also supports custom menus and all the usual core WordPress features. Posts and static pages have a right aligned sidebar.