Plumbing contractors leads in San Jose city, CA — 178 scored businesses
San Jose city has 178 active plumbing contractors profiled on LocalVein, with a median vulnerability score of 26 out of 100. About 17% operate without a website — the single strongest signal that a local service business is open to hiring a marketing agency.
The plumbing contractor market in San Jose city
San Jose city's median home was built in 1975, putting most of the market into the 30–50-year-old bracket. That's the sweet spot for plumbing: original installations are reaching end-of-life en masse, but the housing stock is still maintained as primary residences rather than written off as teardowns. Agencies pitching plumbing contractors in markets like this find the strongest results from "system replacement" messaging rather than emergency-repair positioning — buyers know the work is coming and respond well to planning-cycle outreach.
San Jose city's plumbing field — 178 operators strong — gives agencies enough breadth to segment meaningfully without drowning in options. Median review count of 62 provides a clean cutoff: prospects well below the median are typically one-truck shops doing good technical work but neglecting their digital footprint, and those are exactly the contractors with the most upside from competent agency representation.
The vulnerability distribution in San Jose city's plumbing vertical skews high enough to justify investment: 0 of 163 operators — 0% — are sitting at 70+ on the composite score. 17% of the vertical is operating without a website, which is the cleanest yes/no filter available. The agency playbook in a distribution this heavy at the top is to rank by score, deduplicate against existing accounts, and pitch the top decile within the first two weeks before competitors touch them. Vulnerability decays as operators fix their gaps, so speed-to-contact is a real edge in this list.
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 178 plumbing contractors land on the 0–100 score
A sample of San Jose city plumbing contractors we've profiled
- Family Home Plumbing Servicesplumbing contractor
- Discount Plumbing & Rooter Co.plumbing contractor
- Bell Plumbingplumbing contractor
- Elite Rooterplumbing contractor
- I Plumb Incplumbing contractor
Showing 5 of 178. Vulnerability scores, phone numbers, line types and full enrichment data are available to signed-in members.
How we measure opportunity
ACS 5-Year Estimates
Population, household income, home value, homeownership rate, median year structure built and self-employment density come from the US Census Bureau's American Community Survey 5-year release. Public-domain, refreshed annually.
Google Places + Places Details
Business names, addresses, ratings, review counts, websites, phone numbers and operating status come from the Google Places API. Each profiled business is re-checked on a 14-day cache cycle so stale data drifts off the page.
Composite vulnerability score
We blend 14 signals (review velocity, star rating, website presence and freshness, ad pixels, hiring activity, competitor density and visual brand) into a 0–100 score. Higher means more likely to engage with marketing services.
Related searches
Frequently asked
- How many plumbing contractors are in San Jose city, CA?
- LocalVein's latest scan of San Jose city identified 178 active plumbing contractors. Median review count is 62, with a median Google rating of 4.9 stars. Refreshed April 2026.
- How does LocalVein rank plumbing leads for vulnerability?
- LocalVein blends 14 signals (review velocity, star rating, website presence and freshness, ad pixels, hiring activity, competitor density, visual brand quality and several others) into a 0–100 vulnerability score. For San Jose city's plumbing contractors, the median score is 26, with 0 operators scoring above 70 — those are the most likely to engage with new agency outreach.
- What percent of San Jose city plumbing contractors have no website?
- 17% of plumbing contractors in San Jose 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 Jose city plumbing contractors?
- Yes — LocalVein exports full phone numbers on every paid plan. Phone line type detection (mobile / landline / VoIP) via Twilio Lookup is a Growth-tier and above feature, which agencies use to route SMS-eligible prospects to a separate outreach sequence than landline-only operators. For San Jose 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 Jose city plumbing list refreshed?
- Each plumbing contractor record refreshes on a 14-day cache cycle whenever a user scans the vertical. San Jose city's Census numbers (population, home value, demographic signals used in the vulnerability score) refresh annually with the ACS release. Most recent refresh on this page: April 2026.
The rest of plumbing contractors in San Jose city is behind a free signup.
- 5 sample businesses
- Phones masked (last 2 digits)
- No phone line-type classification
- No CSV export
- No vulnerability ranking on the full list
- all 178 businesses
- Full phone numbers
- Ranked by vulnerability score
- Census + demographic intelligence
- Generic CSV export (CRM-ready)
See every San Jose city plumbing contractor's score, phone, and line type
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