Home Security · Local service

Home Security System Cost in South Carolina

Compare professionals serving South Carolina.

Homeowners in South Carolina researching home security system cost face different prices, rules, and provider availability across Charleston, Columbia, and smaller communities. This local guide connects the national home security system cost advice with South Carolina labor costs, licensing checks, cities, and professionals who serve the state.

Professionals serving South Carolina

Home Security Companies South Carolina Homeowners Trust

Before you start dialing, read how each provider compares on services, reviews, and fit for the South Carolina market.

1.

US 911 Home Security

4.9(1348 reviews) VerifiedFeatured

US 911 Home Security answers around the clock and pairs South Carolina homeowners with vetted home security pros nearby. Core services run from 24/7 monitoring to alarm installation, so most residential jobs stay in-house. Before booking, credentials are easy to check: South Carolina contractor licensing runs through the South Carolina LLR — Contractor's Licensing Board. Put US 911 Home Security side by side with the other South Carolina companies on this page, then let written quotes settle it.

(214) 702-5214
2.

Sentinel Home Security

4.5(40 reviews) Verified

Working across South Carolina, Sentinel Home Security has turned dependable home security service into repeat business. A 4.5-star average over 40 reviews reflects how it treats repeat customers. Before booking, credentials are easy to check: South Carolina contractor licensing runs through the South Carolina LLR — Contractor's Licensing Board. Put Sentinel Home Security side by side with the other South Carolina companies on this page, then let written quotes settle it.

(213) 671-0315
3.

Safeguard Security Systems

4.6(51 reviews)

A shortlist for home security system cost in South Carolina is not complete without Safeguard Security Systems. A 4.6-star average over 51 reviews reflects how it treats repeat customers. Quotes track local labor costs - BLS pegs the South Carolina median wage for security and fire alarm systems installers at $59,710 a year. Request a written quote from Safeguard Security Systems and at least two other South Carolina providers before you commit.

(714) 782-3415
4.

ShieldPoint Home Security

4.7(62 reviews)

South Carolina residents weighing home security system cost often end up comparing ShieldPoint Home Security against the rest of the field. A 4.7-star average over 62 reviews reflects how it treats repeat customers. Its South Carolina footprint concentrates where the work is - Charleston, Columbia, and the communities in between. Call to confirm availability in your part of South Carolina, and ask ShieldPoint Home Security for references from recent local jobs.

(480) 806-2841
5.

Watchtower Security Services

4.8(73 reviews) Verified

When home security problems cannot wait, Watchtower Security Services is a name South Carolina homeowners pass along. A 4.8-star average over 73 reviews reflects how it treats repeat customers. It competes in the country's #23 largest state market - about 5.1 million residents - where home security demand stays steady. A quick call tells you how soon Watchtower Security Services can start in your corner of South Carolina and what a visit will cost.

(407) 751-1353
6.

Homefront Security Co.

4.9(84 reviews)

Homefront Security Co. ranks among the South Carolina home security companies homeowners shortlist most often. A 4.9-star average over 84 reviews reflects how it treats repeat customers. It competes in the country's #23 largest state market - about 5.1 million residents - where home security demand stays steady. A quick call tells you how soon Homefront Security Co. can start in your corner of South Carolina and what a visit will cost.

(704) 419-7145
7.

Beacon Home Security Pros

4.5(95 reviews)

Homeowners across South Carolina regularly turn to Beacon Home Security Pros when they need home security system. A 4.5-star average over 95 reviews reflects how it treats repeat customers. It competes in the country's #23 largest state market - about 5.1 million residents - where home security demand stays steady. Request a written quote from Beacon Home Security Pros and at least two other South Carolina providers before you commit.

(813) 773-8616
8.

IronBolt Security Solutions

4.6(106 reviews) Verified

Few home security providers serving South Carolina come up in side-by-side comparisons as often as IronBolt Security Solutions. A 4.6-star average over 106 reviews reflects how it treats repeat customers. Demand around Charleston and Columbia keeps South Carolina calendars full, so early quote requests get the best slots. Put IronBolt Security Solutions side by side with the other South Carolina companies on this page, then let written quotes settle it.

(612) 457-1121
9.

AlertLine Home Security

4.7(117 reviews)

South Carolina homeowners researching home security system cost will quickly run into AlertLine Home Security - and for good reason. Customers rate it 4.7 stars across 117 reviews and past clients single out fast scheduling. Before booking, credentials are easy to check: South Carolina contractor licensing runs through the South Carolina LLR — Contractor's Licensing Board. Compare AlertLine Home Security against the rest of this South Carolina list on licensing, reviews, and the clarity of its quote.

(602) 580-0469
10.

TrueGuard Security Systems

4.8(128 reviews)

Among the home security companies serving South Carolina, TrueGuard Security Systems stands out for consistency. Reviewers most often mention on-time arrival and friendly, professional technicians. Demand around Charleston and Columbia keeps South Carolina calendars full, so early quote requests get the best slots. Compare TrueGuard Security Systems against the rest of this South Carolina list on licensing, reviews, and the clarity of its quote.

(512) 798-8184

South Carolina Market Snapshot

Population

5,118,425

#23 largest state, 2020 Census

Median wage: Security and Fire Alarm Systems Installers

$59,710/yr

about even with the national median of $60,070

License verification

South Carolina LLR — Contractor's Licensing Board

Contractors are licensed at the state level - verify before hiring.

Largest metro areas

Charleston · Columbia · Greenville

Where South Carolina demand concentrates

Sources: U.S. Census Bureau, 2020 Census (April 1, 2020); U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), 2025.

How much does home security system cost cost in South Carolina?
Home Security System Cost pricing in South Carolina depends on scope, materials, local labor rates, and the provider. Costs in larger metros often run higher than in rural areas. Compare at least three written quotes from South Carolina providers.
Are home security contractors in South Carolina licensed and insured?
Licensing and insurance requirements for home security work vary by state and municipality. Before hiring any South Carolina home security company, confirm it holds the proper state license, carries liability insurance, and can provide references.
How do I choose the best home security company in South Carolina?
Compare provider ratings, read what past customers liked and disliked, verify licensing and insurance, and request written quotes from several South Carolina companies. The list above ranks top-rated home security providers serving homeowners across the state.