Concrete for Fence Posts
Recommended mix: Fence Post Mix (2500-3000 PSI) · typical order ~1.5 yd³ · metered delivery, 1 yd³ minimum.
- ✓ metered pour goes straight into each hole
- ✓ no bags to mix, pay only for what's used
- ✓ hurricane-zone post depth matters in FL: 1/3 of post height buried is the rule of thumb
Size your fence & mailbox posts and get your delivered price
Open the calculator →Frequently asked questions
How much concrete do I need for fence & mailbox posts?
A typical job runs around 1.5 yd³, but it depends on your dimensions. Use the Fence & Mailbox Posts calculator to size it exactly — metered trucks bill actual yards poured, so a close estimate is enough.
What mix should I use for fence & mailbox posts?
Fence Post Mix (2500-3000 PSI) is the standard choice. Roughly 12–16 typical fence post holes (10-inch diameter, 24-inch depth) per cubic yard. Use our fence post calculator for your exact layout.