Every simmer loves making their Sims look unique and stylish, but those plain and boring backgrounds can get old fast and irritating. That’s why we have over 60 Sims 4 CAS background CC options to make your Create a Sim experience more fun and exciting. With these new CAS backgrounds, you can give your Sims a fresh, cool setting while creating their perfect look.
Some cool backgrounds you can explore include the Water Sims 4 CAS Background, Recording Studio Sims 4 CAS Background, and the Catwalk CAS Background. If you like a more classic look, there’s the Old School Sims 4 CAS Background with Mirror. For special occasions, you can choose the Valentine’s Day CAS Background or the Sunflower Series Sims 4 CAS Background.
If you want something unique, try the Lake CAS Backgrounds, Antonio 3D CAS Background, or the Stormy Shore CAS Background. For those who love holidays, there’s the XMAS White CAS Background and the Xmas Green CAS Background. You can also pick from magical settings like the Enchanted Mushroom Forest Fairy CAS Screen Background or the Aurora CAS Background.
To install these Custom content mods, follow our how to install guide.
With so many options, you’ll never get bored while creating your Sims.
CAS Background Sims 4 Ultimate Collection
1. Water Sims 4 CAS Background
Are you a fan of the ocean? Then check out this serene underwater world with the Water Sims 4 CAS Background. This stunning backdrop brings the magical beauty of the ocean to your Sims creation screen. Perfect for mermaid lovers and fans of tranquil blue hues, it sets the stage for magical, aquatic adventures. Add this mesmerizing element to your Sims 4 today.
2. Recording Studio Sims 4 CAS Background
Experience the thrill of the music world with the Recording Studio Sims 4 CAS Background by PureRadianceSim. Perfect for your aspiring musician Sims, this classic studio setting features all the music essentials. Explore the creative process and let your Sims’ musical dreams come alive with this Sims 4 CAS background.
3. Cawalk CAS Background
Brings your Sims’ modeling dream into reality with the Catwalk CAS Background by Nordica Sims. This set includes two classy, modern catwalks complete with spotlights and runways. Perfect for showcasing your Sims’ latest fashion, these backgrounds will make your Sims look like true runway stars. Try it out now and watch your Sims shine.
4. Old School Sims 4 CAS Background with Mirror
Bring back the nostalgia with the Old School Sims 4 CAS Background by littledica. This background features a classic room with a prominent mirror, giving you those Sims 2 and Sims 3 vibes.
Also Check: The Sims 4 Open World Mod | Brookheights
Perfect for adding a touch of retro charm to your game, this background is ideal for anyone looking to relive the good old days of Sims creation. Just remember, only one CAS background at a time.
5. Valentine’s Day CAS Background
Celebrate love with the Valentine’s Day CAS Background. Add a touch of romance to your Sims 4 game with this heartwarming CAS Background mod. Perfect for setting the scene for love and affection, this charming background is a must-have for your CAS mods folder. Get ready to create adorable and romantic moments with your Sims against this lovely backdrop.
6. Sunflower Series Sims 4 CAS Background
Get early access to the final part of the Sunflower Series CAS Background by Gege Sims. Add a touch of floral charm to your Sims’ style with this stunning sunflower themed backdrop. Choose between two versions for a personalized touch and easily install it in your mods folder. Brighten up your Simming experience and showcase your best looks in style.
7. Amanda Sims 4 Cas Background
Transform your Sims 4 world with the adorable Amanda CAS Background. Featuring a charming boho aesthetic and delightful colors, it’s perfect for replacing that default blue backdrop. Don’t forget to download the blob remover mod for a seamless look. Tested with the base game, this background adds a fresh touch to your Sim’s creation screen.
8. Aesthetic Closet CAS Background
Explore the world of fashion and style with these three unique closet backgrounds. Choose from 3 stylish closet backgrounds, each featuring a different wood tone and unique accents: light with pink, medium with black, or dark with green. Simply download, place in your mod folder, and enjoy the chic vibe for your Sims.
9. Lake CAS Backgrounds
If you love lakes and nature, get ready for a game changer with Lake CAS Backgrounds. Choose from a variety of stunning backdrops to replace the default blue setting.
Also Check: 100+ Best Sims 4 Clothing CC | Dresses, Tops, beachwear & more
Remember, you can only have one background at a time, so pick your favorite and dive into the game.
10. Camila cas background
Give your Sims’ world a makeover with the charming Camila CAS Background. Easily switch from the default background to this charming setup by downloading and placing it in your mods folder. Create a dedicated CS Background carpet for quick changes and enjoy a fresh new look every time you play.
11. Boho CAS Background
Change your Sims 4 Create a Sim screen with this adorable Boho CAS Background with Mirror. Created by Pilarleon23, this background adds personality and charm to your game. Simply download, place it in your mods folder, and enjoy a fresh look for your Sims creation experience. Don’t forget to organize your mods folder for easy switching between backgrounds.
12. Stormy Shore CAS Background
Bring a thrill to your Sims 4 CAS background mods with the Stormy Shore CAS Background. Transform your default CAS in-game with dramatic, stormy seas and moody skies, adding depth and excitement to your Sim creation experience.
13. Brackish CAS background
Discover the brackish CAS background, a viral hit on Pinterest that everyone’s been talking about. Originally the creator’s personal favorite, it’s now available for download, ready to add a touch of uniqueness to your Sims world. Enjoy the beauty of black and give your Sims a backdrop they’ll love.
14. Elegance CAS Background
Elegance Cas Background By Felicity offers a soft, cute look inspired by cozy Pinterest rooms. Simply download the .package file into your mods folder for a soft and stylish look in the game. Remember, you can only have one CAS background at a time.
15. Amanda CAS Background
Get ready to jazz up your Sims 4 Create a Sim experience with the Amanda CAS Background. This cute and personality-packed background replaces the default one in your game. Just download, drop it into your mods folder, and enjoy.
Also Check: 25+ Best Sims 4 Pregnancy Mods – Realistic Pregnancy Mod Pack
Don’t forget, you can only have one CAS background at a time, so keep that CS Background carpet handy for quick changes.
16. ARIA CAS BACKGROUND
Transform your Sims 4 game with this really magical Aria CAS Background. Say goodbye to the plain blue background and hello to a cute cottage vibe. Just remember, stick to one background at a time for the best experience.
17. Beach Day CAS Background
Add a touch of beachy class to your Sims 4 game with this adorable Beach Day CAS Background. Simply download, add it to your mods folder, and enjoy a more personalized and fun backdrop for your Sims. Don’t forget, that you can only have one CAS background at a time, so choose wisely.
18. CAS Background
Say goodbye to the ordinary CAS Backgrounds and hello to a world of personality. Just download this background mod, pop it into your mods folder, and watch your Sims come to life in a whole new light. Don’t forget, one background at a time for maximum fun.
19. CAS background dump + pose pack 03
The CAS Background Dump + Pose Pack 03 is an exciting release featuring 3 beautifully crafted CAS backgrounds. A whopping 15 poses are designed to work easily with mirrors. Please note that the backgrounds are a recolor of Little Dica’s Old School Cas Room, and credit goes to him.
Also Check: 40+ Sims 4 Body Sliders – Best Body Sliders Mod
Make sure to have Redhead Sims’ iPhone X CAS Accessory in your game so the poses work perfectly.
20. XMAS WHITE CAS Background
Enjoy the Christmas vibes with this adorable XMAS White CAS Background for The Sims 4. Transform the default blue background into a festive winter wonderland. Remember, you can only have one CAS background at a time, so create a special folder just for this.
21. Disney CAS Backgrounds
Love Disney and miss Rapunzel in your Sims 4 game? Check out these wonderful Disney CAS backgrounds featuring three different themes: Tangled/ Rapunzel, Princess Castle/ Belle, and Nature/ Pocahontas. Add a touch of magic to your Sim’s world with these beautiful backgrounds inspired by your favorite Disney stories.
22. Simfluencer CAS Background by LargeTayterTots
Upgrade your Sims 4 experience with the Simfluencer CAS Background by LargeTayterTots. This updated 3D CAS room adds a whole new dimension to your gameplay. For the best visuals, skip the CAS blob remover and pair it with @vyxated’s TS3 CAS lighting mod and a reshade preset-like blonde. Just drag the file into your CAS mods folder and enjoy a fresh background every time you create a Sim.
23. Old Moné CAS Room
Creating a sim is challenging when you don’t have a mirror in the room to see how they look. Enter the Old Moné CAS Room by LargeTayterTots, a mod that adds a stylish mirror to your Create a Sim (CAS) screen. Simply place the file into your mods folder for a better CAS experience. Want a touch of glam? Check out the optional gold mirror update.
24. Nature Green CAS Backgrounds
Love green and it’s all shades and wanna see them in your Sims 4 game? Check the Nature Green CAS Backgrounds, containing a variety of green-themed backgrounds like juniper, sage, apple, parsley, eucalyptus, rosemary, cactus, olive, and dahlia. Download it now for a fresh lush green Sim creation experience.
25. Purple Pastel CAS Backgrounds
Lavender and lilac are all in trend right now as they bring a soothing and dreamy vibe to your Sim’s world. Check out these purple pastel CAS backgrounds featuring different shades like sweet pea, lavender, lilac, amethyst, and more.
Check out: 180+ Sims 4 Furniture CC Pack – Modern Furniture
Download them below and add a touch of purple pastels to your Sim’s creations. Enjoy your game with these lovely Violette backgrounds.
26. Skyscrapers & Street CAS Background
Enjoy the thrill of city life with Skyscrapers & Street CAS Background by CatySix. Transform your Sim’s creation screen into a busy urban setting. Simply download and place the background in your ‘Mods’ folder to add a touch of excitement to your Sim’s story.
27. Cozy Living CAS Room
Tired of those Solid boring backgrounds and looking for a cozy vibe? Try out this Cozy Living CAS Room, available in both night and day versions. Get the ‘Simtuber’ CAS Background by Xureila for a refreshing new look. Just click the attachment to download and place it in your Sims 4 mods folder for an instant upgrade.
28. Aurora CAS Background
Bring a change in your Sims 4 experience with the stunning Aurora CAS background. Created for The Sims 4, this background offers a breathtaking view of the aurora. Who could resist the magical glow and prettiest sky colors? Transform your Sim’s world into a mesmerizing night sky.
29. CAS Background – Island Leaves
Escape to a tropical paradise with this vibrant Island Leaves background. Perfect for adding a touch of nature to your Sim’s style. Make sure to keep only one CAS background in your Mods folder for it to work perfectly.
More to See:
30. Xmas green Cas Background
31. Girls White Room Sims 4 CAS Background
32. White Flowers Sims 4 CAS Background
33. Library CAS Backgrounds
34. Wedding dress store CAS background
35. Night wedding celebration CAS background
36. Prom Night CAS Background
37. Winter CAS Background v2
38. Romantic Rose Garden CAS Screen Background
39. Enchanted Mushroom Forest Fairy CAS Screen Background
40. Sulani CAS room by thilsey
41. Luxury Poolside CAS Background
42. BARBARA CAS BACKGROUND
43. CAS Background Living Room
44. Losieee CAS Backgrounds package
45. ESTHER CAS Background
46. CAS Solid Pink Background
47. MIKA CAS BACKGROUND
48. Mojo Dojo CAS background
49. XMAS GLAM CAS BAKCGROUND
50. Dreamhouse CAS Background
51. Disco CAS Screen Background
52. Winter CAS Background
53. Sunset CAS Background
54. Cas Backgrounds pastell
55. Galaxy CAS Background Collection
56. Marble CAS Background V
57. New York CAS Background
58. Anime CAS Background
59. Sims 4 CAS Background Room
60. Cas Backgrounds
61. CAS Background France/Night
62. In The Room CAS Backgrounds
