Santa Barbara is around the same size as Providence.

Providence is approximately 48 sq km, while Santa Barbara is approximately 50 sq km, making Santa Barbara 6% larger than Providence.
Tip: This to-scale comparison of Providence vs. Santa Barbara uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.