Plumbing Cost in Charleston SC (2026)
Published local ranges for plumbing work, gathered 2026-09-09 from company price pages and city cost guides, each with its source and date. Southeastern Renovation is a licensed SC general contractor (CLG.127339); the trade work is performed by licensed subcontractors.
Quick answer: published plumbing prices for Charleston, West Ashley, James Island, Mount Pleasant, Daniel Island, Summerville in 2026 run from $1,550 – $2,800 for water heater, 50-gal tank replacement to $45 – $150 for dispatch / service fee. Charleston shops publish a dispatch fee of about $45-$150, usually credited if you proceed; York County shops publish $49-$89 diagnostics, credited, and two advertise no trip fee at all. These are ranges published by local companies and cost guides, gathered 2026-09-09, not Southeastern Renovation quotes; licensed trade subcontractors handle work requiring their trade credentials, with permit responsibilities confirmed for the scope and jurisdiction.
Published ranges by job
| Job | Published range | Source · date |
|---|---|---|
| Water heater, 50-gal tank replacement | $1,550 – $2,800 | Swell Guy Plumbing price ranges · 2026 |
| Tankless water heater, new install | $2,850 – $4,500 | Swell Guy Plumbing · 2026 |
| Tankless water heater, replacement | $1,950 – $3,800 | Swell Guy Plumbing · 2026 |
| Drain or sewer clog, cable | $255 – $650 | Swell Guy Plumbing · 2026 |
| Drain, hydro-jetting | $650 – $1,250 | Swell Guy Plumbing · 2026 |
| Leak detection, first hour | $185 – $225 | Swell Guy Plumbing · 2026 |
| Toilet replacement | $350 – $950 | Swell Guy Plumbing · 2026 |
| Whole-house repipe | $4,000 – $15,000 | Aptus Home Services (repiping FAQ) · 2026 |
| Sewer lateral replacement | $6,000 – $15,000 | ALL Plumbing Company · 2026 |
| Sewer camera inspection | $150 – $450 | Fix-it 24/7 and Swell Guy · 2026 |
| Backflow test, residential | $40 – $85 | 1st Due Backflow; Swell Guy · 2026 |
| Dispatch / service fee | $45 – $150 | Swell Guy ($45, credited); Blue Collars (diagnosis from ~$150) · 2026-08 |
Where a row says national or modelled, no company in this metro publishes that job; the figure is a national guide or a regional cost model and should be treated as a floor-check, not a local quote. Sources are linked so you can read the page the number came from.
What changes the price
How Southeastern Renovation prices plumbing work
We coordinate scope, schedule and required permit and inspection responsibilities as the general contractor. Licensed trade subcontractors handle work requiring their trade credentials. Fixed-price and cost-plus contracts are both available depending on scope; confirm the agreed work, allowances and exclusions in writing. Our projects include a 1-year workmanship warranty.
Get a plumbing estimate Tell us the job and the town · start a scope conversationFrequently asked
How much does plumbing work cost in Charleston Lowcountry? $1,550 – $2,800 for water heater, 50-gal tank replacement up to $45 – $150 for dispatch / service fee, per the published sources above.
Is this a Southeastern Renovation price? No. It is what local companies and cost guides publish; call for a price on your job.
Who pulls the permit? Permit requirements and the responsible applicant depend on the work and jurisdiction. We identify those responsibilities in the project scope and coordinate required inspections; licensed trade subcontractors handle work requiring their trade credentials.
See also: our plumbing division and the cost guide hub.
Common Questions
How much does plumbing work cost in Charleston Lowcountry?
Published Charleston Lowcountry ranges in 2026: water heater, 50-gal tank replacement $1,550 – $2,800; tankless water heater, new install $2,850 – $4,500; tankless water heater, replacement $1,950 – $3,800; drain or sewer clog, cable $255 – $650; drain, hydro-jetting $650 – $1,250; leak detection, first hour $185 – $225. Each figure comes from a local company price page or a city cost guide dated 2024–2026 and is listed with its source below. They are planning ranges, not a Southeastern Renovation quote.
What changes a plumbing price in Charleston Lowcountry?
What moves a plumbing number here is access and age: a crawl-space house is easier to repipe than a slab; cast-iron or polybutylene lines change the job from a repair to a replacement; and after-hours calls carry a stated premium of roughly $50-$200 in Charleston. Every reputable local shop states its dispatch fee up front and credits it to the work.
Does Southeastern Renovation do the plumbing work itself?
Southeastern Renovation is a licensed South Carolina general contractor (CLG.127339). Plumbing work is coordinated by us as the general contractor. Licensed trade subcontractors handle work requiring their trade credentials; permit responsibilities depend on the project scope and jurisdiction. Call (843) 718-8177 and we will price your specific job.
Is there a service or dispatch fee?
Charleston shops publish a dispatch fee of about $45-$150, usually credited if you proceed; York County shops publish $49-$89 diagnostics, credited, and two advertise no trip fee at all. Ask any contractor whether the fee is credited to the work before you book the visit.