The short version
Around Centennial, the digger is usually the northern pocket gopher. Trap the main tunnel near a fresh mound. Repellents rarely work.
- Usually one or two gophers.
- Fan-shaped mounds mean gophers.
- Wire protects beds and trees.
- Repellents rarely work.
Homeowners and gardeners in Centennial with mounds or tunnels in the yard.
What to look for
One gopher can ruin a garden bed in a few days. They push up fan-shaped mounds as they dig. Gophers eat roots, bulbs and plants from below.
- 1Fan-shaped dirt mounds.
- 2A plugged hole off to one side of the mound.
- 3Plants wilting or pulled underground.
- 4Chewed irrigation lines.
- 5Soft, sinking soil.
- 6Fresh mounds after rain or watering.
Why it’s worth acting soon
- Roots, bulbs and young trees get eaten.
- Irrigation lines get chewed.
- Mounds dull mower blades.
- More gophers move into empty tunnels.
Treatment options and typical costs
Activity Mapping and Tunnel Probing
$75–$200
Control starts with a walk of the whole Centennial property to flag fresh mounds and probe for the main runway that feeds them. Weathered mounds get ignored; fresh, moist soil marks live tunnels.
- Time
- 45–90 minutes
- Best for
- Every job; separates fresh activity from old, abandoned mounds
Labeled Burrow Baiting
$150–$400 per treatment
Baits work well on large Centennial acreage, pastures, and orchards where the mound count makes trapping impractical. On a typical suburban lot, most pros still trap first.
- Time
- 30–60 minutes per visit, plus follow-up
- Best for
- Larger properties and heavy infestations where trapping alone is too slow
Exclusion and Follow-Up Monitoring
$200–$1,500 depending on scope
Monitoring is simple: knock down mounds, then watch for new ones. Many homeowners handle this part themselves and call only when fresh mounds reappear.
- Time
- Half a day for barriers; monitoring visits 20–40 minutes
- Best for
- Gardens, raised beds, young trees, and properties near open fields
Burrow Fumigation
$200–$600 per treatment
Where local rules or property layout rule out fumigation in Centennial, trapping and baiting cover the same ground more slowly. Providers should say plainly when fumigation is not an option.
- Time
- 1–2 hours, with re-entry restrictions
- Best for
- Heavy activity on large lots, away from structures, where legal
Prices are typical published ranges. Ask what’s included before you compare quotes.
Hardware cloth under raised beds keeps gophers away from the plants you care about.Which gophers live around Centennial.
Voles may also be at work; they leave surface runways. They live alone, so a yard usually has one or two. Pocket gophers are stocky, with cheek pouches and long claws.
When they dig.
Summer heat and dry soil push activity deeper. Frozen ground slows surface work in winter. Digging peaks in spring and fall, when soil is moist.
Pocket gophers are stocky, with cheek pouches and long front claws. Each one lives alone.Finding the main tunnel.
Find a fresh, fan-shaped mound. The plugged hole is on the open side of the fan. Probe a foot or two back to find the main tunnel. That's where traps belong. Yards from Centennial out to Parker and Aurora share the same pattern.
A year of digging in Centennial.
- Winter: lows near 18°F in Centennial. Surface work slows. - Fall: a second peak before winter. - Summer: highs near 88°F in Centennial push activity deeper. - Spring: peak digging as soil warms and stays moist.
Gopher, mole or vole?
- Chipmunk: neat holes, no dirt pile. - Vole: surface runways and chewed plant stems. - Mole: round mounds and raised ridges. - Gopher: fan-shaped mounds, plugged hole to one side.
Protecting gardens and trees.
- Drip lines: check for chew marks each spring. - Bulbs: use small wire cages. - Trees: plant in wire root baskets. - Raised beds: line the bottom with hardware cloth.
What works, and what doesn’t.
- Rarely: plants said to repel gophers. - Rarely: sonic stakes, gum, castor oil or flooding. - Sometimes: labeled baits placed deep in tunnels. - Works: traps in the main tunnel.
How gopher traps are set.
- Check: look again within a day. - Cover: block light with a board or sod. - Set: place a trap facing each way. - Open: dig down to expose both directions. - Find: probe near a fresh mound for the main tunnel.
Lawn care that discourages diggers.
Healthy turf recovers from digging faster. Pull mulch back from tree trunks. Keep weedy edges and tall grass mowed. Water deeply but less often.
Fixing the yard afterward.
Reseed or patch bare spots in spring or fall. Water to settle the soil. Rake mounds flat and fill sunken tunnels. Wait until the digging stops.
Irrigation lines and sprinklers.
Fix leaks fast, since damp soil draws more digging. Bury lines a little deeper where you can. Check for wet spots or weak spray each spring. Gophers chew drip lines and sprinkler tubing.
Natural help.
Traps avoid that risk. Bait can harm pets and wildlife if misused. Barn owl boxes can help on bigger properties. Owls, hawks, snakes and foxes all hunt gophers and voles.
Myths about yard diggers.
- Many mounds, many animals: often it’s one. - Repellent plants: little proof of results. - Sonic stakes: animals get used to them. - Car exhaust or flooding: unsafe and unreliable. - Gum or laxatives: no evidence they work.
Signs the problem is over.
- New mounds later? Another one moved in. - Flattened mounds stay flat. - Plants stop wilting or disappearing. - No fresh mounds for two weeks.
Underground wire baskets.
Baskets last several years, long enough for roots to get established. Leave a few inches of wire above the soil. Plant new trees, roses and bulbs in baskets of galvanized wire.
Raised beds that stay safe.
- Soil: fill after the wire is in place. - Edges: run the wire up the inside walls. - Wire: half-inch mesh, not chicken wire. - Base: staple hardware cloth across the bottom.
When a whole street has them.
Talking with neighbors and treating at the same time works better. Clearing your yard alone may only last a season. Diggers move in from vacant lots, fields and neighbors' yards.
Pets, kids and digging.
Fill old mounds so no one twists an ankle. Choose traps over bait if a dog likes to dig. Keep kids and pets away from traps and bait.
Gopher-proofing new landscaping.
It costs more up front but saves replanting. Raised beds with mesh bottoms protect vegetables. Plant shrubs and trees in wire baskets. Lay wire mesh under new sod before it goes down.
Questions to ask before you sign.
- Is it safe around pets? - What if another one moves in? - How often will you check? - Which method will you use? - Is it a gopher, mole or vole?
How to size up the yard damage.
In Centennial, state wildlife agencies put a single pocket gopher at roughly a ton of soil moved per year, and mounds are the first thing most people notice. In Centennial, tunnel systems typically run 6 to 12 inches below the surface, with deeper nesting and food-storage chambers. In Centennial, because each gopher is solitary, a yard with several fresh mounds usually means several animals, each with its own network. In Centennial, count the active mounds during your walk-through — that number, not a national average, is what should drive a treatment plan.
Gopher mounds vs. other lawn damage in Centennial.
In Centennial, gopher activity shows up as fan-shaped mounds of fresh soil with a plugged entrance off to one side. In Centennial, the mounds are the giveaway — moles leave raised ridges without a clear entrance hole, and voles leave shallow surface runways through the grass. Around Centennial, CO, 16 inches of rain a year softens the soil and makes new mounds more visible after a wet spell. In Centennial, reading the shape of the mound is the first step in choosing the right control method.
What a gopher control job should cost in Centennial.
In Centennial, gopher control is priced by how many active tunnels there are and how much ground the animal is using, not by how many animals you can count. In Centennial, professional gopher trapping typically runs $150 to $700 depending on the size of the lot, while DIY traps run $20 to $50 each. A large lot with tunneling across a wide area costs more because it takes more traps and more return visits. In Centennial, ask for a written quote that spells out the number of visits, the method, and what the follow-up covers, rather than a single flat number.
Why gopher problems come back after removal.
In Centennial, gophers are solitary, but the space they leave is quickly filled by the next animal that moves in from neighboring yards or open ground. In Centennial, that is why removal alone rarely holds: if the food and the tunnel access are still there, a new gopher will simply re-colonize the same tunnels. In Centennial, the long-term fix pairs removal with habitat changes, like limiting the grubs and earthworms or irrigated plantings gophers feed on and keeping nearby overgrown areas trimmed, so your yard stops being the easiest target on the block.
What affects the price
- One-time service versus a monthly monitoring plan.
- Documentation requirements for HOAs or property managers.
- State restrictions on which baits can be used.
- Access difficulty, slopes, and dense plantings.
- How many recheck visits the plan includes.
- Number of fresh mounds and active tunnel systems.
📊
What's digging in your yard?
When to call for help
for big lots next to fields. A pro can find the main tunnels fast. Call if new mounds keep appearing after a week of trapping.
What you can do yourself
Once you know what it is, trapping is DIY-friendly. Find the right tunnel and follow the trap instructions. Skip sonic stakes and home remedies.
Gophers in Centennial
In Centennial's neighborhoods, lawns and vegetable gardens next to open lots are hot spots. Winter lows near 18°F freeze the topsoil around Centennial, but tunnels below keep going. Centennial only gets about 16 inches of rain a year, so watered lawns and gardens draw most of the digging.
Gopher tips from the experts
Fresh mounds tell the story
Around Centennial, Colorado, fresh, dark soil means a gopher is active now. Look at the mound shape, the plugged hole and any wilting plants before deciding what you have.
Gopher, mole or ground squirrel?
Gopher mounds are crescent or horseshoe shaped, with a plugged hole off to one side. Mole mounds are rounder, often with raised ridges nearby. Ground squirrel holes stay open, with no mound.
UC IPM: pocket gophersWhat they damage
Gophers chew roots, irrigation lines and sometimes buried cables. Fresh, moist soil means they’re active now. Keep watching after treatment, since a quiet yard doesn’t always mean they’re gone.
Utah State University Extension: pocket gophersSoil ropes after the snow melts
In snowy parts of Colorado, gophers tunnel through the snow and pack the tunnels with soil. When it melts, those soil ropes are left on the lawn. They show where gophers were busy over winter.
Based on guidance from university extension services.
How we check our sourcesLocal research
Gophers in Centennial, CO: what the public record shows
Before you compare quotes, it helps to know which gophers actually live in Colorado, when they are busiest around Centennial, and what the state figures look like. Everything below links to the agency or university page it came from.
Gopher species recorded in Colorado
- Northern pocket gopher (Thomomys talpoides) — Smallest and most widespread western species; all of eastern Washington and Oregon east of the Cascades.
- Yellow-faced pocket gopher (Pappogeomys castanops) — Southern High Plains.
When gophers are busiest around Centennial
Spring, then fall; irrigated sites year-round. California and Southwest: up to 3 litters a year on irrigated turf; trap at fresh mounds.
Based on Centennial’s semi-arid climate profile.
Sources: Pocket Gophers; UC IPM (University of California Agriculture and Natural Resources); Living with wildlife: Pocket gophers. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep gophers away
- Line raised beds with wire mesh.
- Plant trees in wire root baskets.
- Check for fresh mounds weekly.
- Trap new gophers early.
- Keep weedy field edges mowed.
- Skip sonic stakes and repellents.
Ask what the quote covers if another gopher moves in after the first is caught.Did you know?
They can run backward through tunnels almost as fast as forward
Gopher teeth never stop growing
Questions people ask
How many gophers are in my yard?
Usually just one or two. Each lives alone in its own tunnel system.
What time of year are gophers most active?
Spring and fall, when the soil is moist. They stay active all year.
Gopher or mole?
Gopher mounds are fan-shaped, with a plugged hole to one side. Mole mounds are round, like little volcanoes.
What should a gopher company tell me first?
Method, placement, check schedule and what's included.
What is the best way to get rid of gophers?
Trapping in the main tunnel works best. Baits can help when used as labeled.
Is a gopher control contract worth it?
In Centennial, compare what each plan includes and ask whether follow-up visits are covered before you commit. In Centennial, a seasonal contract often costs little more than a single visit while covering the peak activity months. It can be, if the animal keeps coming back.
When is digging worst in Centennial?
Frozen winter ground slows things down.
Are there gophers in Centennial?
Yes. Around Centennial, it's usually the northern pocket gopher.
Nearby cities
Related guides
Sources (5)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Gopher Exterminator · Updated September 11, 2026 · How we write these guides