Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Before
After
Before
After
Before
AfterFence Installation in Covina That Actually Stays Straight
Fence installation in Covina typically runs $3,500-$9,000 for a standard residential privacy or vinyl fence, and the difference between a fence that lasts 8 years and one that lasts 30 comes down to one thing most contractors skip: how the posts are set in Covina’s expansive clay. If you live in Covina, you’ve seen it. Fence lines that zigzag. Gates that stop latching by August. Posts that lean like they’ve had a rough decade. That’s not bad luck. That’s montmorillonite clay soil doing what it does, and most fence companies install the same way they would in Orange County or the Westside, where the ground doesn’t move. We don’t. Call Barrett & Sons Construction at (877) 610-1318, and we’ll come out, look at your soil, your slope, and your existing fence line, and give you a written scope before any post hole gets dug.
How Covina’s Clay Soil Decides What Fence You Should Buy
Here’s what we see on Covina fence jobs that we almost never see a mile west in West Covina or Glendora. The San Gabriel Valley’s montmorillonite clay expands when it’s wet and contracts when it’s dry. That seasonal movement can shift a fence post a quarter-inch out of plumb every wet cycle. Do the math: six to eight wet-dry swings in a decade, and your straight fence line is now a slow wave. Gates bind. Pickets separate. Concrete footers crack. The fix isn’t a thicker post. It’s a deeper hole, a bigger pier, and hardware that won’t rot or rust when irrigation water sits against the post base. Every fence we install in Covina starts with a soils review and uses post depths and footing designs sized for expansive clay, not for whatever the national franchise spec sheet says.
We pulled a privacy fence apart in Covina’s 91722 east side last spring that told the whole story. Original 1960s redwood posts, rotted below grade where sprinkler overspray met the clay and held water against the wood for fifty years. Top rails separated at diagonal shear lines from decades of soil heave. The homeowner had already replaced the gate twice in fifteen years. We set new 6×6 pressure-treated posts in 30-inch-deep concrete piers with galvanized post bases, and we put in a steel-reinforced gate frame with stainless hinges. That fence won’t move. If you’ve got a gate that won’t latch or a fence line that’s beginning to wander, call us at (877) 610-1318.
Our Fence Installation Services in Covina
We’re a full-service Fence Installation contractor, and the materials we spec depend on what we find in your yard. Some fences make sense in Covina. Some don’t. We’ll tell you the truth either way.
Wood Fence
Cedar and redwood fences are the most common choice in Covina’s 91723 and 91724 neighborhoods, and they’re a good fit when they’re built for the soil, just like the careful planning needed for Kitchen Remodeling in Covina. We use pressure-treated 6×6 posts set 30 inches deep minimum in concrete piers with galvanized post bases, because a 4×4 set at 24 inches, the old Covina standard, will heave within three to five wet seasons. Stained or sealed, expect 15-25 years from a properly set wood fence here.
Chain Link Fence
Chain link isn’t pretty, but it has one advantage in Covina: it flexes. When the clay moves, a chain link fence rolls with it instead of cracking. For dog runs, side yards, and pool enclosures across 91722, we spec galvanized posts set in concrete piers, and we suggest vinyl-coated mesh if you’re within range of sprinkler heads, which is most of Covina’s older ranch-home lots. Budget $15-$35 per linear foot installed depending on height and gate count.
Vinyl Fence
Vinyl fence installation in Covina runs $3,500-$9,000 for a typical residential yard. Here’s what we tell every Covina homeowner considering Bathroom Remodeling - Covina or fencing: vinyl is only as good as the posts. In this clay, we use 5×5 vinyl posts with internal steel stiffeners set in concrete piers at least 28 inches deep. The panels themselves won’t rot, warp, or fade much. But cheap installs that skip the steel inserts start bowing at the gate within three years. We don’t do cheap installs.
Aluminum Fence
Aluminum fence installation in Covina runs $4,000-$10,000 for a standard residential yard. It’s the best choice for pool code compliance, and it won’t rust like the steel fences we replace on 1960s and 1970s homes. The trick in Covina is the gate hardware. Untreated steel hinges and latches corrode fast where irrigation water and clay sit at the post base. We use stainless steel gate hardware on every aluminum fence, period. No upcharge for the correct fastener.
Fence Repair
Most of the fence repair calls we take in Covina are either leaning posts from clay heave or sagging gates from hardware that rotted at grade. Both are fixed the same way: dig out the old post, drill deeper, set a new one in a proper concrete pier, and replace the gate frame and hardware with galvanized or stainless components. We don’t shim, we don’t brace, and we don’t tell you to just live with it. Honestly, Fence Repair in this city is half of our fence business, because nobody built these original fences for Covina’s ground.
Fence Gates
A gate is a fence’s weakest joint, and in Covina it’s the first thing to fail. We build gate frames from steel reinforced with internal stiffeners, hang them on stainless hinges, and set the gate posts deeper than the line posts. If your gate sags every summer even after you tighten everything, the post is moving under the load, and the only real fix is a deeper pier. We can do that in a day.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Covina
We carry and install vinyl and aluminum fence systems from Ply Gem and Simonton, plus custom wood fence built on-site. If you already have an existing fence from one of these brands and it’s heaving or the gate’s gone out of square, we can source the matching gates and panels so you’re not stuck with a patchwork yard. We keep the common post caps, gate hardware, and vinyl profiles in stock for Covina jobs, which means we’re not waiting two weeks on a distributor to finish your fence.
Common Fence Installation Problems We See in Covina Homes
- Posts set too shallow bottom out in the clay. The standard 24-inch post depth used across most of Southern California fails in Covina’s expansive montmorillonite clay. Posts need at least 28-30 inches with a concrete pier below the frost line, otherwise they heave out of plumb within three to five wet-dry cycles.
- Gate posts move under load, and the gate sags. Covina’s clay expands in winter and contracts in summer. A gate post set in that moving ground tilts gradually every year, and once it’s off plumb, no hinge adjustment fixes it. We set gate posts in oversized piers and often steel-reinforce them.
- Hardware corrodes where sprinklers hit the post base. Most Covina yards in 91722, 91723, and 91724 have sprinkler heads within a few feet of a fence line. Standard zinc-coated hardware will rust out in a decade when it sits in constant irrigation contact. We use hot-dip galvanized or stainless fasteners on every post base and gate hinge.
- Rigid masonry or stucco-finished fence walls crack on diagonal shear lines. We see the same crack pattern in fence walls that we see in Covina slab foundations: diagonal cracks from clay movement. If you’re set on a block or stucco fence, it needs expansion joints and pier-and-beam footings, not a continuous footer.
Pricing for Fence Installation in Covina, CA
Let’s talk real numbers for Covina. A vinyl privacy fence on a standard 100-150 foot lot runs $3,500-$9,000. An aluminum fence runs $4,000-$10,000 depending on height and whether it needs to meet pool code. Wood fences typically land in the same $3,500-$9,000 range. What changes the price inside that range is post depth, hardware finish, gate count, and whether the old fence needs demolition and haul-off. The coastal-spec version of a Covina fence, the kind that survives the clay, adds maybe $500-$1,200 over the inland-spec job. The cheap spec fails in a decade and you pay for it twice. We’re happy to write up both options, show you the difference on paper, and let you decide. Barrett & Sons line items are written before we start. Call (877) 610-1318 for a free estimate.
| Fence Type | Covina Price Range | What Affects the Price |
|---|---|---|
| Vinyl Fence Installation | $3,500 - $9,000 | Yard size, gate count, steel post inserts, old fence removal |
| Aluminum Fence Installation | $4,000 - $10,000 | Height, pool code compliance, stainless hardware, slope |
| Wood Fence Installation | $3,500 - $9,000 | Cedar vs. redwood, 6×6 posts, concrete piers, stain |
| Fence Repair | $350 - $2,500 | Post replacement vs. gate rebuild vs. full section reset |
We also have a standing $40 off any repair over $200 offer, a free second opinion on any written fence estimate, no trip charge inside Los Angeles County, and a permanent 10% senior and veteran discount. Mention the discount when you call.
Fence Installation in Covina, When You Need It Done Right
Tom Barrett’s name, address, and license number are published and verifiable. His sons run the crews. A live person answers the phone 24/7, not an out-of-state call center. Every change order is in writing before a single post moves. And every fence we build in Covina carries the 90-Day Done Right Promise: if it’s not right, one call brings Tom back. That’s the whole deal.
We Also Serve Cities Near Covina
Our fence crews work throughout the San Gabriel Valley. We regularly install and repair fences in Vincent, Charter Oak, Azusa, and Citrus, same soils, same deep-pier post spec, same written pricing. If you’re just over the Covina line, call us and we’ll confirm your address is in our service area.
Serving Covina, CA - Our Local Coverage Area
We’re based in the Covina area and know this community well, whether you need a fence or Covina Home Additions & ADU. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Fence Installation in Covina
Fence posts lean because Covina sits on montmorillonite clay that expands when wet and contracts when dry, and most fences were installed at a 24-inch post depth that can’t resist that movement. The fix is a 28-30 inch post embedment in a concrete pier with a galvanized post base. Call (877) 610-1318 and we’ll confirm whether your posts are heaving or just set too shallow, it’s a free estimate.
Yes, most new fences in Covina over 6 feet require a permit, and any fence with masonry or concrete footers needs a plan check. We pull the permit, schedule the inspection, and sign off the job. The permit inspector works for you, not for me. If a contractor tells you Covina doesn’t require permits for fences, get that in writing and call the city to confirm before you sign anything.
Hot-dip galvanized or stainless steel hardware is the only spec we use in Covina, because standard zinc-coated hardware corrodes within a decade when it sits in clay that holds irrigation water against the post base. Stainless hinges, galvanized post bases, and steel-reinforced gate frames. It costs a little more and it’s the only thing that lasts. Call (877) 610-1318 for a line-item quote.
Your gate sags because the gate post is moving in Covina’s expansive clay, not because the hinges are loose. Tightening the hardware is a temporary fix. The permanent fix is pulling the gate post, drilling a deeper pier, and setting it in a steel-reinforced footing. We do that in a day, and then the gate stays square. Call for a free repair estimate.
Budget $3,500-$9,000 for a Covina privacy fence built to the deep-pier post spec that survives this clay. The cheap version costs less up front and fails in a decade. We’ll quote both on paper and show you the difference. Call (877) 610-1318 and we’ll come measure your yard.
Ready to Talk About Your Covina Fence?
We serve the 91722, 91723, and 91724 zip codes with fence installation and repair that’s built for this ground. If you want a fence that won’t lean, a gate that won’t sag, and a written price that won’t change, call Barrett & Sons Construction at (877) 610-1318. We’ll come out, walk your fence line with you, and write it up so you know exactly what it costs before you say yes.
Written by Tom Barrett, Owner at Barrett & Sons Construction, serving Covina since 1998.