In the standard version of Stardew Valley, Jas is a child and cannot be a marriage candidate. However, the modding community has created "aging" mods and specific character expansions that imagine the younger characters as adults.
By aging the characters up, these mods deliver the expanded bachelorette gameplay players want while maintaining a completely appropriate and immersive narrative. The "Package Deal": Adopting Jas with Shane Making a mod that makes characters age and change over time stardew valley jas marriage mod better
If you’re looking to enhance your interactions with Stardew Valley In the standard version of Stardew Valley, Jas
Adoption Mods (Work in Progress): Many players prefer a mod that allows you to "adopt" Jas after marrying Shane, as he is her godfather. While no single standalone mod has fully perfected this yet, some players use Free Love or Polyamory Sweet to set her up as a "roommate" to simulate her moving into the farmhouse. Features to Look For Download mod archive from a trusted source (Nexus