58/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Ionia, MI (2026)
10 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Ionia: NP Septic, CR Score 58/100; 4.9★ from 42 Google reviews; open 24/7.
- 4
Best for emergencies (open 24/7): Aaron's Plumbing, posts 24/7 hours; ranked #4 of 10.
- 4
Most-reviewed: Aaron's Plumbing, 706 Google reviews at 4.8★, the most of 10 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
10 Ionia septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 7 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 10 rated businesses.
Top 10 septic service companies in Ionia at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | NP Septic | 58 | 4.9★ (42) | West Bloomfield Township, 17 mi away | 24/7 | Overall |
| 2 | North Land Excavating LLC | 58 | 5.0★ (125) | Greenville, 17 mi away | Sat | — |
| 3 | Sunshine Sewer and Septic Services | 56 | 4.9★ (89) | Kentwood, 15 mi away | Evenings | — |
| 4 | Aaron's Plumbing | 55 | 4.8★ (706) | Grand Ledge, 23 mi away | 24/7 | Emergencies, Most reviews |
| 5 | Affordable Plumbing Drain Cleaning & Water Damage Restoration | 54 | 4.4★ (215) | Belding, 11 mi away | 24/7 | — |
| 6 | Fuller Septic Services | 54 | 3.3★ (46) | Kentwood, 15 mi away | 24/7 | — |
| 7 | Feehan & Son Excavating Llc | 52 | 4.5★ (20) | Ionia | Sat · Sun | — |
| 8 | Fuller Septic Services Co | 48 | 4.3★ (3) | Kentwood, 21 mi away | — | — |
| 9 | Grade Excavating | 47 | 5.0★ (13) | Kentwood, 14 mi away | Sat · Evenings | — |
| 10 | Simmons Excavating | 45 | 4.8★ (33) | Greenville, 18 mi away | — | — |
The 10 best septic service companies in Ionia, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Greenville, 17 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 125 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kentwood, 15 mi away
56/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 89 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Grand Ledge, 23 mi away
55/100CR ScoreRanked #4 because of its Google rating and review volume: 4.8★ from 706 Google reviews, the most in Ionia.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belding, 11 mi away
54/100CR ScoreRanked #5 because of its Google rating and review volume: 4.4★ from 215 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kentwood, 15 mi away
54/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.3★ from 46 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ionia
52/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.5★ from 20 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kentwood, 21 mi away
48/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.3★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Kentwood, 14 mi away
47/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greenville, 18 mi away
45/100CR ScoreRanked #10 because of its Google rating and review volume: 4.8★ from 33 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Ionia
1 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Rudd's Septic Services | 5.0★ (1) | 13 mi |
How we ranked Ionia septic service companies
We scored 10 Ionia septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Ionia data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Ionia: frequently asked questions
Who is the best septic service company in Ionia?
By CR Score, the highest-ranked septic service company in Ionia, MI is NP Septic with a CR Score of 58/100. It has 4.9★ from 42 Google reviews. It is open 24/7. North Land Excavating LLC (#2) and Sunshine Sewer and Septic Services (#3) follow. We ranked 10 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Ionia?
ContractorsRanked ranks 10 septic service companies serving Ionia, MI. 1 of them is based in Ionia; the rest serve it from nearby towns. Another 1 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Ionia are open 24/7?
4 ranked septic service companies in Ionia post 24/7 hours. The highest-ranked are NP Septic (#1), Aaron's Plumbing (#4) and Affordable Plumbing Drain Cleaning & Water Damage Restoration (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Ionia work on weekends?
7 of 10 ranked septic service companies post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are NP Septic (#1), North Land Excavating LLC (#2) and Aaron's Plumbing (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Ionia septic service companies have?
The median Google rating among 10 rated septic service companies in Ionia is 4.8★, with a median of 44 reviews. Aaron's Plumbing has the most, 706 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Ionia count in this ranking?
Yes, if they are within 25 mi of the Ionia city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Ionia
- November 2026: CR Scores recalculated for 10 septic service companies serving Ionia.
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