
The Adventures of Danny Meadow Mouse (1915) is a children's novel written by Thornton W. Burgess and illustrated by Harrison Cady. The main character also appears in Mr. Toad and Danny Meadow Mouse Take a Walk and Danny Meadow Mouse Learns Something.

Aunt Jane's Nieces in the Red Cross is a 1915 young adult novel written by L. Frank Baum, famous as the creator of the Land of Oz. It is the tenth and final volume in Baum's Aunt Jane's Nieces series of books for adolescent girls — the second greatest success of his publishing career, after the Oz books themselves. As with all the previous books in the series, Aunt Jane's Nieces in the Red Cross was released under the pen name "Edith Van Dyne," one of Baum's various pseudonyms.

Beyond Thirty is a short science fiction novel by American writer Edgar Rice Burroughs. It was written in 1915 and first published in All Around Magazine in February 1916, but did not appear in book form in Burroughs' lifetime. The first book edition was issued by Lloyd Arthur Eshbach's Fantasy Press fanzine in 1955; it then appeared in the collection Beyond Thirty and The Man-Eater, published by Science-Fiction & Fantasy Publications in 1957. The work was retitled The Lost Continent for the first mass-market paperback edition, published by Ace Books in October 1963; all subsequent editions bore the new title until the Bison Books edition of March 2001, which restored the original title.

Beyond Thirty and The Man-Eater is a collection of two short novels by Edgar Rice Burroughs. Both were written in 1915; The Man-Eater, a jungle adventure, was first published as a serial in the New York Evening World newspaper from November 15–20, 1915, while Beyond Thirty, a science fiction story, was first published in All Around Magazine in February 1916. Neither work appeared in book form in Burroughs' lifetime. The first book versions were limited editions were issued by Lloyd Arthur Eshbach's Fantasy Press fanzine in 1955; the two works were then published in a combined edition under the present title by Science-Fiction & Fantasy Publications in 1957, through which they first reached a wide readership. Both works have since been published separately.

A Far Country is a novel by American writer Winston Churchill published in 1915.

Fidelity is a novel written by author Susan Glaspell (1876–1948). The novel was first published in Boston, in 1915, by Small, Maynard & Company. The story revolves around the life experiences of Ruth Holland, a young woman from a Midwestern town called Freeport, Iowa, who defies the societal mandates of her times when she falls in love with a married man and runs away to Colorado with him. When she returns to her hometown after 11 years, she has to deal with the death of her father, the break-up of her family, and the rejection of her loved ones.

The Foolish Virgin: A Romance of Today is a 1915 novel by Thomas Dixon, Jr..

The "Genius" is a semi-autobiographical novel by Theodore Dreiser, first published in 1915. The story concerns Eugene Witla, a talented painter of strong sexual desires who grapples with his commitment to his art and the force of his erotic needs. The book sold 8,000 copies in the months immediately following publication but encountered legal difficulties when it was declared potentially obscene. Dreiser's publisher was nervous about continuing publication and recalled the book from bookstores, and the novel did not receive broad distribution until 1923. When The "Genius" was reissued by a different publisher, the firm of Horace Liveright, it immediately sold more than 40,000 copies.

Herland is a utopian novel from 1915, written by American feminist Charlotte Perkins Gilman. The book describes an isolated society composed entirely of women, who bear children without men. The result is an ideal social order: free of war, conflict, and domination. It was first published in monthly installments as a serial in 1915 in The Forerunner, a magazine edited and written by Gilman between 1909 and 1916, with its sequel, With Her in Ourland beginning immediately thereafter in the January 1916 issue. The book is often considered to be the middle volume in her utopian trilogy, preceded by Moving the Mountain (1911). It was not published in book form until 1979.

K. is a 1915 crime novel by the American writer Mary Roberts Rinehart (1876–1958) set in post-Victorian era Allegheny, Pennsylvania, which has been a part of the city of Pittsburgh since 1907.
The Little Lady of the Big House (1915) is a novel by American writer Jack London. It was his last novel to be published during his lifetime.

The Lost Prince is a novel by British-American author Frances Hodgson Burnett, first published in 1915.

The Man-Eater is a short adventure novel by American writer Edgar Rice Burroughs, written in May 1915, originally as a movie treatment. His working title for the piece was Ben, King of Beasts. The Man-Eater is one of Burrough's rarer works. It was first published as a serial in the New York Evening World newspaper under the present title from November 15–20, 1915, but did not appear in book form in Burroughs' lifetime. The first book edition was issued by Lloyd Arthur Eshbach's Fantasy Press fanzine in 1955; it then appeared in the collection Beyond Thirty and The Man-Eater, published by Science-Fiction & Fantasy Publications in 1957. It was reprinted in paperback as The Man Eater: Ben, King of Beasts by Fantasy House in 1974.

The Moon Maiden is a science fiction novel by Garrett P. Serviss. It was first published in book form in 1978 by William L. Crawford, without imprint, in an edition of 500 copies. The novel originally appeared in the magazine Argosy in 1915.

Pellucidar is a 1915 fantasy novel by American writer Edgar Rice Burroughs, the second in his series about the fictional "Hollow Earth" land of Pellucidar. It first appeared as a five-part serial in All-Story Weekly from May 1 to 29, 1915. It was first published in book form in hardcover by A. C. McClurg in September, 1923. A map by Burroughs of the Empire of Pellucidar accompanied both the magazine and book versions.

Pollyanna Grows Up is a 1915 children's novel by Eleanor H. Porter. It is the first of many sequels to Porter's best-selling Pollyanna (1913), but is the only one written by Porter herself; the numerous later additions to the Pollyanna franchise were the work of other authors.

The Rainbow Trail, also known as The Desert Crucible, is Western author Zane Grey's sequel to Riders of the Purple Sage. Originally published under the title The Rainbow Trail in 1915, it was re-edited and re-released in recent years as The Desert Crucible with the original manuscript that Grey submitted to publishers.

The Scarecrow of Oz is the ninth book set in the Land of Oz written by L. Frank Baum. Published on July 16, 1915, it was Baum's personal favorite of the Oz books and tells of Cap'n Bill and Trot journeying to Oz and, with the help of the Scarecrow, overthrowing the cruel King Krewl of Jinxland. Cap'n Bill and Trot had previously appeared in two other novels by Baum, The Sea Fairies and Sky Island.

The Son of Tarzan is a novel by American writer Edgar Rice Burroughs, the fourth in his series of twenty-four books about the title character Tarzan. It was written between January 21 and May 11, 1915, and first published in the magazine All-Story Weekly as a six-part serial from December 4, 1915 to January 8, 1916. It was first published in book form by A. C. McClurg & Co. in March 1917 and has been reprinted numerous times since by various publishers.

The Song of the Lark is a novel by American author Willa Cather, written in 1915. It is her third novel to be published.
The Star Rover is a novel by American writer Jack London published in 1915. It is science fiction, and involves both mysticism and reincarnation.

Tom Swift and His Aerial Warship, or, The Naval Terror of the Seas, is Volume 18 in the original Tom Swift novel series published by Grosset & Dunlap.

The Trail of the Hawk: A Comedy of the Seriousness of Life is a 1915 novel by Sinclair Lewis.