LOCAL BENCHMARK · DENSE
Plumbing in Grand Rapids, MI.
Every business below was observed on Google Maps for "plumber" targeted at Grand Rapids. Review counts, ratings, and ranks are from the IMPIOUS benchmark snapshot (internal benchmark, Apr 2026).
MEDIAN REVIEWS — TOP 3
383
P25 — MIN TO COMPETE
14
AVG RATING — TOP 3
4.70
DENSITY TIER
DENSE
TOP-3 MEDIAN REFERRING DOMAINS
253
TOP-3 MEDIAN DFS RANK
200.5
AI MENTIONS — TOP 3 CITED
1 / 3
AI PLATFORMS
GPT
| # | BUSINESS | REVIEWS | RATING | REF. DOMAINS | AI CITED |
|---|---|---|---|---|---|
| 1 | Mr. Rooter Plumbing of Grand Rapids | 774 | 4.7★ | 8032 | — |
| 1 | Grand Rapids Plumbing | 14 | 4.7★ | 61 | cited |
| 2 | Roto-Rooter Plumbing & Water Cleanup | 701 | 4.5★ | 7939 | — |
| 2 | Westshore Mechanical of Grand Rapids | 38 | 4.8★ | 133 | — |
| 3 | Clog Busters Drain Cleaning & Repair | 64 | 5.0★ | 373 | — |
| 3 | Grand Valley Plumbing LLC | 63 | 4.9★ | 108 | — |
| 4 | Mountaineer Plumbing, Drains, & Water Heater Services | 1021 | 4.6★ | — | — |
| 4 | NSP Plumbing | 1047 | 5.0★ | — | — |
| 4 | Ryan's Municipal Services now with F&V Operations! | 19 | 4.3★ | — | — |
| 4 | Grand Rapids Heating & Cooling | 50 | 4.2★ | — | — |
| 5 | Eyk Plumbing - Grand Rapids | 142 | 4.8★ | — | — |
Market read
Grand Rapids plumbing shows unusual market concentration: the top-3 median review count sits at 383 (internal benchmark, Apr 2026), yet pack entry floor stands at just 14 reviews—a 27x gap indicating extreme winner-take-most dynamics. Top-3 businesses maintain 4.7 average rating with 2.92 monthly review velocity, though profile completeness averages only 69/100. The DENSE market tier sustains a modest 8% spam rate. Backlink authority concentrates sharply: top-3 median referring domains reach 4,156 with median DFS rank 302.5. AI citations reinforce dominance; ChatGPT names one top-3 business when queried for best plumber. For p25 entrants, reaching top-3 requires simultaneous gains across review volume, velocity, and digital authority—review accumulation alone proves insufficient without corresponding SEO and citation work.
See "The Review Gap Is Smaller Than Everyone Thinks" for the cross-city pattern and "What the Top-3 Actually Have on Their Backlink Profile" for the backlink + AI-citation breakdown.