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Colorado Catio Builds

Beautiful and Functional Outdoor Cat Enclosures Designed for Every Colorado Home

Discover how Cat Topia is transforming outdoor spaces throughout Colorado. From Denver to Boulder, our custom catios are built to suit the state’s diverse weather conditions and scenic beauty. With innovative designs and expert craftsmanship, we create spaces where cats can safely explore the great outdoors while enhancing their owners' homes.

Denver Catio Build: A Unique Outdoor Escape

This impressive catio in Denver, Colorado, was designed to give two curious cats a safe and exciting outdoor retreat. Built with high-quality materials and a sleek design, it blends seamlessly with the home while offering endless opportunities for exploration and play.

Boulder Colorado Catio Build
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Fort Collins CO Pressure-Treated Freestanding Catio

This Fort Collins, CO catio is a freestanding enclosure crafted from high-quality pressure-treated wood, positioned perfectly to complement the home's exterior. Featuring multiple platforms for climbing, lounging, and playing, it provides a safe and engaging outdoor environment for cats. The durable wire mesh panels ensure optimal ventilation and visibility, allowing cats to enjoy the fresh air while staying secure. Designed with both practicality and aesthetics in mind, this catio integrates beautifully with the property, creating a cozy and long-lasting retreat for feline companions.

Fort Collins Colorado Catio Build

Littleton, CO Custom Outdoor Catio with Enhanced Screening

This beautifully crafted custom catio in Littleton, CO, is designed to provide a secure and engaging outdoor space for cats. Featuring reinforced double screening for extra durability, the enclosure is thoughtfully divided into separate sections to cater to multiple cats with diverse needs. The spacious design includes areas for climbing, relaxing, and play, all while maintaining harmony between the cats. With its elegant painted finish, the catio seamlessly integrates with the home's exterior, offering both functionality and aesthetic appeal. This project showcases how outdoor spaces can be transformed into safe havens for feline friends.

Pressure Treated Colorado Springs Catio

This custom-built catio in Colorado Springs offers a safe and engaging outdoor space for feline companions. Measuring 8 feet wide by 7 feet deep and 94 inches tall, it includes a built-in garden box, allowing the owner to grow cat-safe plants that enhance sensory enrichment. Constructed on a sturdy deck platform, the catio features a durable white metal roof with a flat prop panel for added protection. Painted in a green hue to seamlessly blend with the home's exterior, this enclosure is both functional and aesthetically pleasing, ensuring comfort and security for its furry occupants.

Littleton, Colorado Pressure Treated Catio

This custom window catio in Littleton, Colorado is designed to withstand the state’s unpredictable weather using pressure-treated lumber and galvanized welded wire for fencing. With six spacious shelves and three sturdy ramps, it offers ample room for cats to climb, run, and explore freely. Measuring 7 feet wide by 4 feet deep, the enclosure also features a unique green roof, allowing the homeowners to cultivate a garden right on top of their catio—combining aesthetics, sustainability, and feline fun.

The Porch Perch

Arvada, CO Pressure Treated Catio

This catio is a compact, porch-mounted catio built with pressure-treated lumber and 1x1 black PVC-coated critter fencing, offering a safe, stylish outdoor lounge for indoor cats. Installed against a sliding door for easy access, it features simple wooden shelves for climbing and perching, blending seamlessly into the home's patio design. Perfect for cat owners who want outdoor enrichment without sacrificing yard space.

Englewood, CO Pressure Treated Catio

Englewood, CO Pressure Treated Catio

This bold 12 ft long, 8 ft deep, and 9 ft tall custom catio anchors the end of an impressive 45 ft tunnel network designed for feline adventure. Built with pressure-treated framing and 1x1 black PVC-coated critter fencing, it features a distinctive 270-degree roof and a combination floor—half lush grass, half sturdy wood decking. Inside, cats enjoy 3 spacious shelves, 2 ramps, a mini stair set, and a log cat tree, creating levels of enrichment from ground to ceiling. A tunnel archway connects this catio back to the home, completing a secure and stylish environment that blends natural elements with thoughtful construction.

Thornton, CO Pressure Treated Catio

Thornton, CO Pressure Treated Catio

This custom freestanding catio sits on top of a deck, measuring 10 feet long, 5 feet deep, and over 7 feet tall. Built from pressure-treated lumber with a painted finish to match the home, it features a slanted galvanized metal roof and black PVC-coated Critterfence for durability and visibility. Cats access the space through a cat flap and enjoy built-in shelves, ramps, stairs, a full-length sisal scratching post, and a cozy striped hammock. With a full-size door for easy maintenance, this elevated catio offers a safe, stylish outdoor retreat.

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Bailey, CO Pressure Treated Catio

Bailey, CO Pressure Treated Catio

This catio is a 4 × 8 × 8 ft catio crafted from pressure-treated lumber with a natural finish. Its clear roof allows dappled mountain sunlight to shine through while offering year-round shelter. Black PVC-coated mesh fencing ensures open views and safety in the serene woodland setting. Inside, a series of ramps and elevated shelves create a stimulating vertical playground for adventurous felines. A full-sized human access door adds convenience, making this compact yet cozy retreat the ideal lookout lounge for cabin cats who crave the sights, sounds, and smells of the great outdoors.

Thornton, CO Pressure Treated Catio

Thornton, CO Pressure Treated Catio

This catio is 40" wide × 39" tall × 24" deep, custom-built and painted crisp white to match the surrounding brick, blending effortlessly into the exterior. Supported by sturdy legs and finished with a clear polycarbonate roof for sky views, it offers protection and visibility in all seasons. Three tiered interior shelves give curious cats the perfect stations to climb, observe, and nap in peace. Enclosed in 1" x 1" black PVC-coated critterfencing for airflow and safety.

Erie, CO Pressure Treated Catio

Erie, CO Pressure Treated Catio

Smartly built beneath an upper deck, this catio forms a shaded patio space into a 9'5" × 9'1" feline sanctuary. Constructed with Douglas fir lumber and pressure-treated wood at ground level, this clean white-painted catio blends perfectly with the home’s exterior while adding a secure space for curious cats to enjoy the outdoors. Its black PVC-coated 1"x1" critterfencing ensures protection without blocking views, and a minimal arrangement of ramps and shelves offers just the right amount of vertical stimulation.

Lakewood, CO Pressure Treated Catio

Lakewood, CO Pressure Treated Catio

Compact, cozy, and full of character, this catio is a freestanding 4' × 8' backyard designed for feline freedom with a safe indoor-outdoor tunnel connection. Crafted from pressure-treated lumber and left unfinished for a natural, low-maintenance look, it blends rustic charm with durable function. A raised deck foundation keeps the structure dry and clean, while clear polycarbonate roofing brightens the space with filtered sunlight year-round. Inside, thoughtfully placed ramps and shelves encourage climbing, lounging, and exploration across the full 8-foot vertical height. With black PVC-coated 1"x1" welded wire for safety and a full-height human access door.

Black Hawk, CO Cedar Catio

Black Hawk, CO Cedar Catio

Built high above the treetops, this custom cedar catio brings luxury lounging to new heights. This 9' × 5'6" structure rests elegantly on a mountain-view deck, seamlessly stained to match its surroundings and crowned with a sleek metal roof for year-round protection. Designed with 2"x2" critterfencing, it offers security without sacrificing the stunning panorama. Inside, shelves and ramps invite cats to climb and perch, while the adjacent tunnel — extending up to 15 feet — includes four access doors and ventilated slats, ensuring fresh mountain air flows through. With a full-size human entry and artisan construction.

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Denver, CO Stained Pressure Treated Catio

Denver, CO Stained Pressure Treated Catio

Tucked beside a blooming garden and serene blue siding, This enclosure is a sleek 11-foot-wide by 3-foot-deep custom catio built for cats who crave both adventure and calm. Crafted from pressure-treated lumber and stained to match the deck, this low-profile design blends effortlessly with its surroundings while providing a dynamic haven for feline enrichment. Inside, shelves and ramps invite cats to climb, stretch, and perch, while two cozy cubbies offer a place to retreat or nap in peace. A whimsical bubble dome adds visual intrigue and outdoor stimulation, and a full-size human access door makes cleaning and bonding time a breeze. Constructed with black PVC-coated 2x2 critterfencing, the catio ensures safety without sacrificing garden views.

Custom cedar catio build in Fort Collins, CO by Cat Topia featuring elevated deck, ramps, shelves, and clear roof for year-round outdoor cat safety and enrichment

Fort Collins, CO Cedar Catio

This catio stands as a spacious, freestanding feline retreat measuring 14 feet wide by 10 feet deep and soaring up to 9 feet tall. Crafted entirely from beautiful cedar, this custom-designed catio offers a natural, durable, and weather-resistant structure that blends seamlessly into its surroundings. Its 2"x2" black PVC-coated fencing provides both strength and visibility, while the clear roof invites sunlight in without exposing cats to the elements. Inside, thoughtfully placed shelves and ramps encourage vertical exploration, and the deck base creates a sturdy, elevated foundation for lounging. A secure double-door system and full-size human access door ensure safety and convenience.

Longmont, CO Pressure Treated Catio build by Cat Topia featuring durable deck base, ramps, shelves, screened roof, and tree post for enrichment

Longmont, CO Pressure Treated Catio

This enclosure is a 8’ x 7’ custom catio designed as a sleek extension of the home, fully painted to blend seamlessly with its surroundings. Built on a durable deck base, it features tiered shelves and ramps that climb from low to high, giving cats multiple vantage points for lounging and play. A natural tree scratch post adds enrichment and texture, while the screened roof allows fresh air and sunshine to flow through. Constructed with pressure-treated lumber and enclosed in sturdy 1x1 black PVC-coated critter fencing, this catio offers both safety and style. With a convenient human-access door, it’s a modern, airy retreat for adventurous felines.

Denver, CO Pressure Treated Catio build by Cat Topia featuring shelves, ramps, screened roof, and vertical play design

Denver, CO Pressure Treated Catio

This enclosure is a sleek 3’ x 8’ x 8’ custom catio designed to transform a narrow side yard into a vertical playground for curious cats. Built with pressure-treated lumber and enclosed in durable 1x1 black PVC-coated critterfencing, it ensures safety while keeping an open-air feel. Inside, shelves and ramps are strategically placed to encourage climbing and exploration, while a screened roof provides protection from the elements without blocking natural light. With its sturdy construction and dedicated human-access door, this catio makes the most of compact spaces, offering cats a secure spot to lounge, climb, and watch the world go by.

Colorado Springs, CO Painted Pressure Treated Catio

This Catio is a beautifully designed dual-structure project that combines a freestanding catio with a window catio connected by a secure tunnel. The freestanding unit measures 6’ x 4’ x 58” and sits on a deck platform with an open pergola-style roof, offering a breezy, outdoor retreat. The window catio, sized at 4’ x 3’ x 3’, is built above the window well with a clear roof to let in natural light. Together, they’re linked by a custom tunnel and ladder system, giving cats an exciting way to travel between spaces. Built with 2x2 black PVC-coated critterfencing and painted to match the home, this project also includes shelves, ramps, and two cubbies for climbing, lounging, and napping. With doors on both structures for easy access.

Colorado Springs, CO Painted Pressure Treated Catio

Evergreen, CO Pressure Treated Catio

This enclosure is a striking 7’ x 5’ custom catio designed with an angled front for extra visibility and charm. Built from pressure-treated lumber and enclosed with black PVC-coated fencing, this catio offers both strength and style. Its clear roof provides weather protection while still allowing sunlight to brighten the space. Inside, tiered shelves and ramps encourage climbing, lounging, and exploring, giving cats plenty of vertical activity. With no floor, it seamlessly blends into the deck below, while the human-access door makes cleaning and entry easy.

Evergreen, CO Pressure Treated Catio

Denver, CO Pressure Treated Catio

This enclosure is a pre-designed 8’ x 4’ x 8’ custom catio created for simple yet functional installation. Built from pressure-treated lumber painted to match the home and enclosed with black PVC-coated welded wire fencing, this catio combines durability with clean design. A clear polycarbonate roof protects the space while letting in natural light, and five interior shelves give cats multiple levels for climbing, lounging, and perching. A custom-built cat ladder connects directly from the basement window into the enclosure, allowing cats easy access to their outdoor retreat. With a full-height human entry door for convenience.

Denver, CO Pressure Treated Catio

Colorado Springs, CO Pressure Treated Catio

This spacious custom catio measures 11 feet wide by 9 feet deep and 8 feet 9 inches tall, offering a comfortable and secure outdoor haven for cats to explore and relax. Built freestanding on natural ground without decking, it features sturdy pressure-treated lumber framing and 1x1 black PVC-coated critterfencing for safety and durability. A clear polycarbonate roof allows natural light to pour in while keeping the space protected from the elements. Inside, multiple shelves and ramps create vertical enrichment for climbing and lounging, and a cozy free-hanging cat hammock provides the perfect napping spot. A human-access door allows easy entry, complemented by a two-seater rocking bench for pet owners to unwind alongside their cats. With a cat door leading directly through the wall, this thoughtfully designed catio seamlessly blends functionality, comfort, and charm—providing shared outdoor enjoyment for both cats and humans.

Colorado Springs, CO Pressure Treated Catio

Nederland, CO Pressure Treated Catio

This enclosure is an expansive 10 ft wide by 5 ft deep by 8 ft tall custom-built catio connected to the home by an extraordinary 40 ft elevated tunnel that leads to the second story. Constructed from pressure-treated lumber with black PVC-coated welded wire and a classic ribbed steel roof, this design ensures durability and protection in all weather conditions. The tunnel, featuring a composite floor for longevity, offers a unique aerial pathway that allows cats to travel safely above ground while maintaining full visibility of their surroundings. Inside the main catio, multiple shelves and ramps encourage climbing and exploration, complemented by a cat hammock for lounging and an outdoor litter box for convenience. A full-size human access door makes maintenance easy, while the elevated design provides unobstructed space below, blending adventure and architecture in a truly one-of-a-kind feline haven.

Nederland, CO Pressure Treated Catio

Lakewood, CO Cedar Catio

This enclosure is a striking 10 ft wide by 8 ft deep by 9 ft tall custom catio designed to create a safe, elevated outdoor retreat that’s just as inviting after dark as it is during the day. Built from beautifully stained cedar lumber and enclosed with 1x1 black PVC-coated critterfencing, this structure pairs natural warmth with long-lasting durability. A classic ribbed steel metal roof (color TBD) provides reliable weather protection, while the spacious interior features shelves and ramps for climbing, two cozy cat cubbies for lounging, and a clear bubble dome that gives cats a fun, elevated vantage point to observe their surroundings. A full-size human access door ensures easy entry and upkeep, and the project includes complete design, materials, and on-site construction and installation for a seamless, fully custom build.

Lakewood, CO Cedar Catio

Colorado Springs, CO Painted Cedar Catio

This enclosure is a custom catio built to stay visually discreet while giving cats a safe, elevated outdoor space. This attached catio spans roughly 15 feet wide, 4 feet deep, and 10 feet tall, featuring cedar lumber with a painted or stained finish, black PVC-coated welded wire, and a clear polycarbonate roof for protection without blocking light. Inside, wide lounging platforms, shelves, and ramps encourage climbing and relaxation, while a cat door through the wall and a full-size human access door provide easy access and everyday convenience.

Colorado Springs, CO Painted Cedar Catio
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Wellington, CO Pressure Treated Catio

At 10 feet wide, 5 feet deep, and 9 feet tall, this custom catio creates a spacious vertical retreat designed for climbing, lounging, and sky-gazing. Built on a sturdy deck base with pressure-treated lumber left in its natural finish, the structure has a warm, rustic look that will age beautifully over time. Enclosed in 1x1 black PVC-coated welded wire for strength and visibility, and topped with a clear polycarbonate roof, the space stays bright and protected while still feeling open to the outdoors. Inside, shelves and ramps create multiple climbing paths leading to two cozy cat cubbies and two bubble domes that give cats a panoramic view of their surroundings. An installed cat tree adds even more enrichment, while a dedicated outdoor litter box area keeps everything functional and tidy. Complete with a human access door for easy entry, this catio delivers a thoughtfully designed outdoor extension of the home—built for fresh air, high perches, and daily adventures above ground level.

Wellington, CO Pressure Treated Catio

Explore More Unique Outdoor Cat Enclosures in Colorado

Discover creative cat patios and secure catio designs for your cats to safely enjoy the outdoors. From durable lumber enclosures to custom cat houses, our projects provide the perfect feline outdoor space for cat lovers in Colorado.