In An old woman standing by a window, Vilhelm Hammershøi captures a solitary figure in a quiet interior. The old woman, dressed in muted tones, stands by a window, which allows soft light to filter into the room. The color palette is dominated by grays and browns, creating a calm and contemplative atmosphere.

The simplicity of the setting emphasizes the woman's presence and the stillness of the moment. The painting showcases Hammershøi's characteristic style, marked by a focus on light and shadow. The soft, diffused light coming through the window highlights the textures of the woman's clothing and the surrounding walls. The composition is balanced, with the figure positioned slightly off-center, drawing the viewer's eye to both the woman and the window.

Hammershøi's brushwork is subtle, enhancing the overall sense of tranquility. Vilhelm Hammershøi was known for his introspective interiors, often featuring solitary figures in quiet settings. This painting reflects his interest in light and its effect on space, a hallmark of his work. Interestingly, Hammershøi often painted scenes from his own home, making this work a personal reflection of his life.

The old woman may represent a connection to memory and the passage of time, themes prevalent in his oeuvre.