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Plumbing contractor prospect list · San Antonio city, TX

172 Plumbing contractors in San Antonio city, TX — scored for agency prospecting

San Antonio city has 172 active plumbing contractors profiled on LocalVein, with a median vulnerability score of 25 out of 100. About 15% operate without a website — the single strongest signal that a local service business is open to hiring a marketing agency.

Businesses
172
Median score
25
No website
15%
Updated
Apr 2026

The plumbing contractor market in San Antonio city

Most homes in San Antonio city came up in the 1984 era — the 30-to-50-year window where original spec components reach the end of their service life one system at a time. For plumbing contractors, that timing pattern is predictable enough to build a marketing calendar around: quarterly nurture flows beat emergency-only creative because the buyer is already running a mental tab of deferred work across plumbing, roof, electrical, HVAC. Agencies who win in this housing bracket treat each prospect as a long-cycle relationship and pitch package-and-plan rather than one-off fix.

With 172 registered plumbing contractors, San Antonio city sits in the sweet spot for direct outreach: few enough that personal touches scale, many enough that the agency can build a real pipeline without burning the list in a month. Operators falling short of the 128-review median represent the natural first-call shortlist — they're established enough to have budget but behind enough on review velocity to feel the competitive pressure every week.

4% of plumbing contractors in San Antonio city — 6 operators out of 147 — register a vulnerability score above 50 in LocalVein's model. 15% of the vertical is operating without a website, which is the cleanest yes/no filter available. That ratio tells agencies how large the addressable top-of-funnel really is before any personalization work begins, and it's the honest answer to the "is this market worth my outbound time?" question. When the vulnerable tier clears 20% of the list, the vertical pays back a focused campaign within the first month in nearly every market we track.

Businesses
172
Median rating
4.9★
Median reviews
128
No website
15%

US benchmarks: median review count 32, share of operators with no website 22%. Markets where either number sits well above the benchmark concentrate more agency-ready prospects per outreach hour.

Where the 172 plumbing contractors land on the 0–100 score

0–1011–2021–3031–4041–5051–6061–7071–8081–9091–100
Of 172 plumbing contractors scanned, 6 scored above 50 — the zone where agencies report the highest close rates.

A sample of San Antonio city plumbing contractors we've profiled

  • BrightPipe Plumbing Seguinplumbing contractor
  • Roto-Rooter Plumbing & Water Cleanupplumbing contractor
  • Merritt Plumbingplumbing contractor
  • Plumbit Plumbing Servicesplumbing contractor
  • Mr. Rooter Plumbing of Seguinplumbing contractor

Showing 5 of 172. Vulnerability scores, phone numbers, line types and full enrichment data are available to signed-in members.

How we measure opportunity

Demographic intelligence

Public-sector demographic data

Population, household income, home value, homeownership rate, median year structure built and self-employment density come from authoritative public demographic releases. Refreshed annually.

Business signals

Live business records

Business names, addresses, ratings, review counts, websites, phone numbers and operating status come from live business records. Each profiled business is re-checked regularly so stale data drifts off the page.

Scoring weights

Composite vulnerability score

We blend 19 signals (review velocity, star rating, website presence and freshness, ad pixels, hiring activity, competitor density and visual brand, plus eleven more) into a 0–100 score. Higher means more likely to engage with marketing services.

Frequently asked

How many plumbing contractors are in San Antonio city, TX?
LocalVein's latest scan of San Antonio city identified 172 active plumbing contractors. Median review count is 128, with a median Google rating of 4.9 stars. Refreshed April 2026.
How does LocalVein rank plumbing leads for vulnerability?
Plumbing contractors in San Antonio city are comparatively healthy on the obvious signals, so the ranking leans on the composite rather than any one red flag. The median plumbing contractor here scores 25/100, and 6 operators clear 50 — the band where new agency outreach tends to land. Each operator carries the per-signal breakdown, so you can sort the list by the gap you pitch best.
What percent of San Antonio city plumbing contractors have no website?
15% of plumbing contractors in San Antonio city have no website at all in our index. No website is the single strongest "leaving money on the table" signal we track, and most agencies start their outbound by sorting on this column.
Can I get phone numbers and line types for San Antonio city plumbing contractors?
Yes — LocalVein exports full phone numbers on every paid plan. Phone line type detection (mobile / landline / VoIP) is a Core-tier and above feature, which agencies use to route SMS-eligible prospects to a separate outreach sequence than landline-only operators. Paid plans also surface a contact email for each business that publishes one on its own site — coverage is not universal. For San Antonio city's plumbing contractors, line types populate on the first paid scan and persist indefinitely — phone line types almost never change.
How often is the San Antonio city plumbing list refreshed?
Each plumbing contractor record is re-checked whenever a user scans the vertical. San Antonio city's demographic numbers (population, home value, demographic signals used in the vulnerability score) refresh annually. Most recent refresh on this page: April 2026.
What you see vs. what you get

The rest of plumbing contractors in San Antonio city is behind a free signup.

Public view (this page)
  • 5 sample businesses
  • Phones masked (last 2 digits)
  • No phone line-type classification
  • No CSV export
  • No vulnerability ranking on the full list
Free plan (a free scan)
  • all 172 businesses
  • Full phone numbers
  • Ranked by vulnerability score
  • Demographic intelligence per market
  • Generic CSV export (CRM-ready)
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