Scorpion Exterminator Cost: 2026 Pricing Guide

Last updated: March 3, 2026

By James — 25-year pest control industry veteran

Scorpion exterminator cost ranges from $100 to $500 for a one-time treatment, with the national average around $225. Monthly scorpion control plans run $35 to $60 per visit and are the most effective approach in scorpion-heavy areas like Arizona, Nevada, and Texas. The total cost depends on property size, severity of the infestation, geographic location, and whether home sealing (exclusion) is included.

This guide breaks down scorpion extermination costs by service type, treatment method, and key cost factors so homeowners know what to expect before hiring a professional. For a broader look at pest control pricing, see our pest control cost guide.

Cost by Service Type

Scorpion control services range from one-time treatments to ongoing monthly plans and home exclusion work. The right choice depends on how frequently scorpions appear and whether you live in a high-pressure region.

In most of the Southwest, monthly service is the standard approach because scorpion populations are active year-round. Quarterly plans work for areas with lower pressure or seasonal scorpion activity. For more on plan types and pricing, see our pest control plans guide.

One-Time Treatment vs Ongoing Plans

A one-time scorpion treatment provides 4 to 8 weeks of protection. The technician applies residual insecticide around the home perimeter, treats interior baseboards and crevices, and addresses visible entry points. This option works for homeowners who see scorpions only occasionally or during a specific season.

Ongoing monthly service is the most effective approach in scorpion-heavy areas. Monthly treatments maintain a continuous chemical barrier around the home and allow the technician to reapply before the previous treatment wears off. Over time, monthly service reduces the local scorpion population around the property, leading to fewer sightings indoors.

Scorpions are harder to control than many other pests because their bodies sit high off the ground, reducing contact with treated surfaces. They also have a waxy exoskeleton that resists some insecticides. This is why consistent, repeated applications are more effective than a single treatment.

Sealing and Exclusion Costs

Sealing the home is the single most important long-term investment for scorpion prevention. Scorpions can squeeze through gaps as narrow as 1/16 of an inch, roughly the thickness of a credit card. Professional exclusion work targets every potential entry point to physically prevent scorpions from getting inside.

Exclusion work typically costs $300 to $1,000 depending on the size of the home and the number of gaps that need attention. Common sealing points include:

• Door sweeps and weatherstripping on all exterior doors, including garage doors
• Gaps around pipes and plumbing penetrations where water lines enter the home
• Electrical and utility penetrations through exterior walls
• Window frames and weep holes in brick or stone exteriors
• Expansion joints between the foundation and stucco or siding

Many pest control companies in the Southwest offer sealing as a standalone service or as an add-on to a monthly treatment plan. While the upfront cost is higher, sealing pays for itself by significantly reducing indoor scorpion encounters without ongoing chemical treatments.

Arizona Bark Scorpion Focus

The Arizona bark scorpion (Centruroides sculpturatus) is the most venomous scorpion in North America and the primary reason scorpion control is a major industry in the Southwest. Understanding this species helps homeowners make informed decisions about treatment.

• Size and appearance. Adults are 2 to 3 inches long with a pale yellow to tan body. They are slender compared to other scorpion species.
• Range. Most common in the Phoenix metro area, Tucson, and throughout central and southern Arizona. Also found in parts of Nevada, southern Utah, New Mexico, and the Sonoran Desert region of California.
• Medical significance. Stings cause intense pain, numbness, and tingling at the sting site. Symptoms typically resolve within 24 to 72 hours in healthy adults. Young children, elderly individuals, and immunocompromised individuals face higher risk of serious reactions, including difficulty breathing and muscle spasms.
• Behavior. Bark scorpions are active year-round in desert climates, though they are most active from April through October. Unlike most scorpion species, bark scorpions climb walls, ceilings, and trees, allowing them to enter homes through upper-story gaps.
• UV fluorescence. Bark scorpions glow bright blue-green under ultraviolet (UV) blacklight, making nighttime UV inspections a key detection tool.

Because of the bark scorpion's medical significance and climbing ability, homes in the Phoenix metro area benefit most from a combination of monthly chemical treatment and thorough home sealing. For Phoenix-specific pest control pricing, see our Phoenix pest control cost guide.

UV Detection and Inspection

Scorpions fluoresce under ultraviolet (UV) blacklight, glowing bright blue-green in the dark. This makes UV inspection one of the most effective methods for locating scorpions on a property, especially at night when they are most active.

Professional pest control technicians use UV blacklights during initial inspections and follow-up visits to:

• Locate scorpions hiding on exterior walls, block fences, and landscaping
• Identify entry points by finding scorpions near gaps and cracks
• Assess the severity of an infestation by counting scorpions visible during a nighttime sweep
• Verify treatment effectiveness on subsequent visits

Homeowners can also purchase UV blacklights ($15 to $30) to check their property at night. Inspections are most revealing 2 to 3 hours after sunset when scorpions are actively foraging. While this does not replace professional treatment, it helps homeowners understand the scope of the problem and identify high-activity areas around the home.

Factors Affecting Cost

• Property size. Larger homes and lots require more product and more time. A 3,000-square-foot home with a large yard costs more to treat than a 1,500-square-foot home on a small lot.
• Severity of infestation. Finding one or two scorpions occasionally is a moderate concern. Finding multiple scorpions per week, especially indoors, indicates a significant population that requires more intensive treatment.
• Geographic location. Scorpion control is most expensive in the Southwest (Arizona, Nevada, West Texas) where demand is highest. Homeowners in states with occasional scorpion sightings (such as parts of the Southeast) generally pay less because treatments are less intensive.
• Home age and construction. Older homes with more gaps, cracks, and unsealed penetrations require more exclusion work. Newer construction with tighter building envelopes costs less to seal.
• Proximity to desert or undeveloped land. Homes bordering desert, washes, or vacant lots face higher scorpion pressure and may need more frequent treatment.
• Frequency of service. Monthly plans have a lower per-visit cost ($35 to $60) compared to one-time treatments ($100 to $500). Committing to a longer service agreement typically reduces the monthly price.

DIY vs Professional Scorpion Control

DIY scorpion control has limited effectiveness compared to professional treatment. Retail insecticide sprays provide some knockdown, but scorpions' raised body posture and waxy exoskeleton reduce contact with treated surfaces. Sticky traps can capture individual scorpions but do not reduce the population.

Professional treatment is strongly recommended in areas with bark scorpions. Professionals have access to higher-concentration products, apply them strategically based on scorpion behavior, and can provide exclusion work that physically prevents entry. For homeowners in low-pressure areas who see scorpions only rarely, DIY methods combined with basic home sealing may be sufficient.

What to Expect During Treatment

A typical professional scorpion treatment visit takes 30 to 60 minutes and includes the following steps:

• Inspection. The technician inspects the exterior of the home for scorpion activity, entry points, and harborage areas (block fences, landscaping rocks, woodpiles). In some cases, a UV blacklight inspection is included.
• Exterior perimeter spray. A residual insecticide is applied around the foundation, along block fence bases, around landscaping features, and at entry points. This creates a chemical barrier that scorpions must cross to approach the home.
• Interior treatment. The technician treats baseboards, closets, garage interiors, and other areas where scorpions are commonly found. Insecticidal dust may be applied in wall voids and behind electrical outlets.
• Entry point sealing. Minor sealing work (caulking visible gaps, adjusting door sweeps) is often included with treatment. Comprehensive exclusion is typically a separate service.
• Follow-up recommendations. The technician advises on environmental changes that reduce scorpion pressure, such as removing debris near the home, trimming vegetation away from the structure, and reducing outdoor lighting that attracts insects scorpions feed on.

For a comparison of costs across all pest types, see our pest control cost guide. For a related arachnid pest, see our spider exterminator cost guide.

Frequently Asked Questions