Can goldfish live with cherry barbs?

Verdict
No

No. Goldfish and cherry barbs should not share a tank. Goldfish are coldwater animals (60–74°F); cherry barbs need 73–81°F. They overlap only at 73–74°F, the edge of both ranges.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–74°Goldfish 60–74°Cherry barb 73–81°
The green band is the temperature range both can live in.
456789Both: 7–7.5Goldfish 7–8Cherry barb 6–7.5
The green band is the pH both tolerate.

Size to scale

Goldfish · 10 inCherry barb · 2 in0"2"4"6"8"10"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

GoldfishCherry barb
Temperature60–74 °F73–81 °F
pH7–86–7.5
Adult size10.0 in2.0 in
Minimum tank40 gal20 gal
TemperamentPeacefulPeaceful
Swims atAll levelsMiddle
GroupAlone or in pairsGroups of 6+
DietOmnivoreOmnivore

Better tank mates for goldfish

All goldfish tank mates

Better tank mates for cherry barbs

All cherry barb tank mates

Questions

Can goldfish live with cherry barbs?

No. Goldfish and cherry barbs should not share a tank. Goldfish are coldwater animals (60–74°F); cherry barbs need 73–81°F. They overlap only at 73–74°F, the edge of both ranges.

What temperature suits both goldfish and cherry barbs?

73–74 °F. Goldfish need 60–74 °F, cherry barbs need 73–81 °F.

What size tank do goldfish and cherry barbs need together?

At least 40 gal, set by the goldfish. Add space for each extra fish.