67 Plumbing contractors in Daly City, CA — scored for agency prospecting
Daly City has 67 active plumbing contractors profiled on LocalVein, with a median vulnerability score of 11 out of 100. About 26% 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 Daly City
Daly City's housing stock is genuinely old — the median home was built in 1965. For plumbing contractors, that's a structural tailwind. Pre-1970 housing carries original-spec systems that have aged out of design life: cast-iron drain stacks, cloth-wrapped wiring, single-pane glazing, slate or 3-tab asphalt at end-of-cycle. Replacement work in this market isn't optional — it's a matter of when, not whether — which makes plumbing demand far more predictable than in newer markets.
With 67 registered plumbing contractors, Daly 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 27-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.
Of 66 plumbing contractors scored in Daly City, 0 carry vulnerability scores above 50 — 0% of the market. 26% have no website at all, the single strongest signal that an operator is leaving paid-discovery revenue on the table. Agencies who lead with the missing-website angle tend to convert this slice well — there's no harder pitch to argue with than "your competitors are showing up on Google for searches you can't."
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 67 plumbing contractors land on the 0–100 score
A sample of Daly City plumbing contractors we've profiled
- Wells Plumbing & Heating Supply (DBA. Balboa Plumbing Electrical)plumbing contractor
- HENDERSON PLUMBINGplumbing contractor
- Shark Plumbing & Fire Protection Supply, Incplumbing contractor · 3.3★ · 4 reviews
- 415 Plumbingplumbing contractor · 3.7★ · 3 reviews
- Economy Plumbing Sewer And Drainplumbing contractor · 4.1★ · 14 reviews
Showing 5 of 67. Vulnerability scores, phone numbers, line types and full enrichment data are available to signed-in members.
How we measure opportunity
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.
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.
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.
Related searches
Frequently asked
- How many plumbing contractors are in Daly City, CA?
- LocalVein's latest scan of Daly City identified 67 active plumbing contractors. Median review count is 27, with a median Google rating of 5.0 stars. Refreshed April 2026.
- How does LocalVein rank plumbing leads for vulnerability?
- In Daly City, the signal doing the most work in the plumbing vulnerability ranking is a high 26% share with no website at all — the kind of gap a marketing agency can close fast. The median plumbing contractor here scores 11/100, and 0 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 Daly City plumbing contractors have no website?
- 26% of plumbing contractors in Daly 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 Daly 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 Daly 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 Daly City plumbing list refreshed?
- Each plumbing contractor record is re-checked whenever a user scans the vertical. Daly City's demographic numbers (population, home value, demographic signals used in the vulnerability score) refresh annually. Most recent refresh on this page: April 2026.
The rest of plumbing contractors in Daly 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 67 businesses
- Full phone numbers
- Ranked by vulnerability score
- Demographic intelligence per market
- Generic CSV export (CRM-ready)
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