County Barren County, Kentucky
|Length 6.4 km|
|South end: KY 740 near of Coral Hill|
North end: KY 70 east of Hiseville
Kentucky Route 2131 ('KY 2131), known locally as Coral Hill–Halfway Road, is a rural secondary north–south state route located entirely in eastern Barren County in south-central Kentucky.
KY 2131 is mainly a rural road that originates at a junction with KY 740 (Coral Hill–Hiseville Road) and ends at a junction with KY 70 about halfway between Hiseville and the Metcalfe County line.