Kourtney Kardashian's Maternity Style

The reality star flaunted her growing baby bump in a black string Babajaan bikini, oversized shades, and a chic sun hat while lounging poolside in Los Angeles.

Another day, another hat! Kardashian donned a cream crochet minidress, Saint Laurent booties, Prada purse, and purple hat for a day of shopping with her brood at the Grove in Los Angeles.

Kardashian braved the sweltering California temps in a bohemian-inspired outfit. Kourt donned a figure-hugging black minidress, black jacket, black booties, and black hat.

Kardashian stepped out in the Hamptons, N.Y., wearing a chic horizontal striped Lovers + Friends long-sleeve crop top and pencil skirt, bright yellow bag, pointed nude pumps, and a selection of gold jewels.

Another day in the Hamptons, another summery white ensemble. Kardashian paired her ASOS dress ($126; asos.com) with leopard print heels.

Kardashian looked chic and sleekain her ASOS Pencil Dress ($62; asos.com), which featured ruched sides and a white check pattern, while out in the Hamptons in New York.

Kourt showed us that she doesn't play by the rules at the Women's Health Party Under the Stars soirée in Bridgehampton, N.Y., where she wore a daring skintight white lace jumpsuit.

Kardashian relaxed on a boat in the water while wearing a striped maxi dress from Tees by Tina, cool shades, and a summery brimmed hat.

Kardashian concealed her barely there bump (and showed off her gorgeous tan) in a white romper while filming scenes for Kourtney and Khloé Take the Hamptons in Southampton, N.Y.

Just over a month before giving birth to baby number two, daughter Penelope Scotland, Kourtney wore an off-white empire waist Rachel Pally maxi dress while filming scenes for Keeping Up with the Kardashians in San Diego, Calif. The reality star paired the laid-back ensemble with flat sandals and a pair of her signature oversized sunglasses.

Kardashian fended off the springtime California heat while running errands in Beverly Hills in an easy breezy Cameo shift. Slicked back locks, a Céline tote, and Givenchy lace-up flat sandals kept the look chic.

One thing is for certain: Kourt is not the type of gal to shop in the maternity section. For an appearance on The Tonight Show with Jay Leno with her sisters, she donned a form-fitting navy blue Diane Von Furstenberg mini dress, which she teamed with shoes and jewelry from the Kardashian Kollection for Sears.

For the E! Upfront at Gotham Hall in New York City, Kardashian, then almost eight months along, showed off her baby bump in a form-fitting black Gomez-Gracia dress that featured sheer sleeves and a ruffled hemline. The eldest Kardashian sister added some color to the ensemble with bright neon shoes and a necklace.

A loose white blouse with shoulder cutouts and fringe detailing teamed with a pair of black leather leggings, her trusty black Celine tote, and black pumps while out and about in New York City.

Prints galore! Kourtney supported her boyfriend, Scott Disick, (and looked good doing it!) at the opening of his restaurant Ryu in New York City. For the occasion, Kardashian wore a T Bags Los Angeles kimono dress and Kardashian Kollection earrings.

Kardashian looked positively glowing in a bright red pleated Pinkyotto dress. She finished the look with black Christian Louboutin pumps and her black Céline tote.

The reality star looked glamorous in a white Raoul gown with a gold neckline at the 20th Annual Elton Johns AIDS Foundation Academy Award Viewing Party in Beverly Hills.

Happy new year! Kardashian rang in 2012 with boyfriend Scott at the Chateau Nightclub in Las Vegas. She sparkled for the occasion in a plunging black sequined Diane Von Furstenberg gown and a festive top hat.

Just under two months before giving birth to first child, Mason Dash, Kardashian showed off her growing belly in a body-hugging gray mini dress at the launch of Lamar Odom's Rich Soil clothing line at Kitson in Los Angeles.

The Kardashian sisters hosted the grand opening party for Famous Cupcakes in Beverly Hills. Kourtney wore a navy blue mini dress with gold detailing on the sleeves, a gold necklace, and nude Christian Loboutin heels.

For a day of shopping and filming in Beverly Hills, Kardashian opted for a more casual ensemble, topping a black top and leggings with a billowy plaid vest.

Kardashian looked chic in a charcoal BCBG gown at the 61st Primetime Emmy Awards.

Kourtney wore a brightly colored mini dress while shopping for baby clothes in Calabasas, Calif.

Five months into her pregnancy, Kardashian showed off her toned legs in a multicolor French Connection mini and nude Christian Louboutin heels at the Teen Choice Awards.

Almost a month before announcing that she and boyfriend Scott Disick were expecting their first child, Kourtney attended the Aces & Angels celebrity poker tournament at The Playboy Mansion in Beverly Hills wearing a silver lamé gown.