A Certain Age novels

1. A Certain Age. William Morrow and Company. 2016. ISBN 9780062404954.^[6][7][8]
2. Cocoa Beach. William Morrow and Company. 2017. ISBN 9780062405005.^{[9][10][11][12]}

Children's books

• Sight Word Surf: My Next 50 Words. 2023. ISBN 9798396629813.
• Sight Word Safari: My First 50 Sight Words. 2023. ISBN 9798395747297.

Anthology contributions

• Fall of Poppies: Stories of Love and the Great War. William Morrow and Company. 2016. ISBN 9780062418548.^[13][14]
• An American Airman in Paris: A Short Story from Fall of Poppies: Stories of Love and the Great War. William Morrow and Company. 2016. ISBN 9780062476586.

Co-authored novels

• Willig, Lauren; White, Karen (2016). The Forgotten Room. William Morrow and Company. ISBN 9780451474629.^[15][16][17]
• Willig, Lauren; White, Karen (2018). The Glass Ocean. William Morrow and Company. ISBN 9780062642479.^[18][19]
• Willig, Lauren; White, Karen (2020). All the Ways We Said Goodbye. William Morrow and Company. ISBN 9780062931092.^[20][21][22]
• Willig, Lauren; White, Karen (2022). The Lost Summers of Newport. William Morrow and Company. ISBN 9780063040748.^[23][24]

Schuyler Sisters novels

1. The Secret Life of Violet Grant. G.P. Putnam's Sons. 2014. ISBN 9780399162176.^{[25][26][27][28]}
2. Tiny Little Thing. G.P. Putnam's Sons. 2015. ISBN 9780399171307.^[29][30][31]
3. Along the Infinite Sea. G.P. Putnam's Sons. 2015. ISBN 9780399171314.^{[32][33][34][35]}

Standalone novels

• Overseas. G. P. Putnam's Sons. 2012. ISBN 9780399157646.^[36][37]
• A Hundred Summers. G. P. Putnam's Sons. 2013. ISBN 9780399162169.^{[38][39][40][41]}
• The Summer Wives. William Morrow and Company. 2018. ISBN 9780062660343.^[42][43][44]
• The Golden Hour. William Morrow and Company. 2019. ISBN 9780062834751.^[45][46][47]
• Her Last Flight. William Morrow and Company. 2020. ISBN 978-0-06-283478-2.^[48]
• Our Woman in Moscow. William Morrow and Company. 2021. ISBN 978-0-06-302078-8.^[49][50][51]

• The Beach at Summerly. William Morrow and Company. 2023. ISBN 978-0-06-302078-8.^{[52][53][54][55][56][57][58]}

The Wicked City series

1. The Wicked City. William Morrow and Company. 2017. ISBN 9780062405036.^{[59][60][61][62]}
2. The Wicked Redhead. William Morrow and Company. 2019. ISBN 9780062660329.^{[63][64][65][66]}
3. The Wicked Widow. William Morrow and Company. 2021. ISBN 9780063142442.^[67]

Affairs by Moonlight series

1. A Lady Never Lies. Berkley Sensation. 2012. ISBN 9780425250921.^[68][69]
2. A Gentleman Never Tells. Berkley Sensation. 2012. ISBN 9780425251072.^[70]
3. A Duke Never Yields. Berkley Sensation. 2013. ISBN 9780425251188.^[71]

Emmeline Truelove series

1. The Duke of Olympia Meets His Match. InterMix. 2016.
2. A Most Extraordinary Pursuit. Berkley Books. 2016. ISBN 9780425277072.^[72][73][74]
3. A Strange Scottish Shore. Berkley Books. 2017. ISBN 9780425277089.^[75]

A Princess In Hiding series

1. How to Tame Your Duke. Berkley Sensation. 2013. ISBN 9780425265666.^[76][77]
2. How to Master Your Marquis. Berkley Sensation. 2014. ISBN 9780425265673.^[78][79]
3. How to School Your Scoundrel. Berkley Sensation. 2014. ISBN 9780425265680.^[80][81][82]