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Best Septic Service Companies in Woodstock, ON (2026)

31 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Woodstock: VDN Septic Service Ltd, CR Score 65/100; 5.0★ from 83 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Norm's Environmental Service, posts 24/7 hours; ranked #2 of 31.

  3. 11

    Most-reviewed: Hy-Pro Plumbing & Drain Cleaning of Brantford, 500 Google reviews at 4.6★, the most of 31 ranked; ranked #11.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

31 Woodstock septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 15 open Saturdays and 12 open Sundays, based on posted hours. The median Google rating is 4.8★ across 31 rated businesses.

Top 10 septic service companies in Woodstock at a glance

Top 10 septic service companies in Woodstock at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1VDN Septic Service Ltd655.0★ (83)Woodstock24/7Overall
2Norm's Environmental Service614.9★ (68)Ingersoll, 20 km away24/7Emergencies
3Chitters Septic Service594.8★ (31)Woodstock——
4Discount Pumping585.0★ (94)Norfolk County, 26 km away——
5PeakPoint Plumbers Woodstock585.0★ (4)Woodstock24/7—
6Kuipers Construction555.0★ (18)Ingersoll, 15 km awaySat—
7Oxford excavation inc554.5★ (42)Woodstock24/7—
8Hy-Pro Plumbing & Drain Cleaning of Kitchener & Waterloo554.8★ (457)Kitchener, 40 km away24/7—
9RL Septic Services Ltd554.9★ (48)Norfolk County, 20 km away——
10Allan House Jr. Septic Tank Service554.5★ (23)Brantford, 39 km away24/7—

The 31 best septic service companies in Woodstock, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Woodstock

    Based in Woodstock

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 83 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 83 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3 Blandford St #51, Woodstock, ON N4S 7H7
  2. Based in Ingersoll, 20 km away

    61/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 68 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    663061 Rd 66, Ingersoll, ON N5C 3J6
  3. Based in Woodstock

    59/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 31 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.8★ from 31 Google reviews
    Address
    527 Ontario St, Woodstock, ON N4V 1H2
  4. Based in Norfolk County, 26 km away

    58/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 94 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 94 Google reviews
    Address
    58 Mill St E, Otterville, ON N0J 1R0
  5. Based in Woodstock

    58/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    516 Dundas St Unit b, Woodstock, ON N4S 1C5
  6. Based in Ingersoll, 15 km away

    55/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
    Address
    333932 Hagels Line, Ingersoll, ON N5C 3J8
  7. Based in Woodstock

    55/100CR Score

    Ranked #7 because of its Google rating and review volume: 4.5★ from 42 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 42 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    545867 Pattullo Ave, Woodstock, ON N4S 7W3
  8. Based in Norfolk County, 20 km away

    55/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 48 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 48 Google reviews
    Hours
    Mon–Fri 7:30 AM–6 PM · Sat–Sun closed
    Address
    345976 Quaker St, Norwich, ON N0J 1P0
  9. Based in London, 34 km away

    53/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 12 Google reviews
    Hours
    Mon 8 AM–8 PM · Tue 9 AM–5 PM · Wed–Fri 8 AM–8 PM · Sat–Sun 9 AM–5 PM
    Address
    22304 Nissouri Rd, Thorndale, ON N0M 2P0
  10. Based in Ingersoll, 15 km away

    53/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 15 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 15 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    333932 Hagels Line, Ingersoll, ON N5C 3J8
  11. Based in London, 10 km away

    53/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 8 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 8 Google reviews
    Hours
    Mon–Thu 7 AM–6 PM · Fri 7 AM–5 PM · Sat–Sun closed
    Address
    584331 Beachville Rd, South-West Oxford, ON N0J 1A0
  12. Based in New Hamburg, 27 km away

    53/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.6★ from 44 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 44 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    226 Shade St, New Hamburg, ON N3A 4J2
  13. Based in Paris, 29 km away

    53/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.5★ from 19 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 19 Google reviews
    Hours
    Mon–Sat 7 AM–6 PM · Sun closed
    Address
    120 Silver St, Paris, ON N3L 1V4
  14. Based in Norfolk County, 18 km away

    52/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.7★ from 16 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–5:30 PM · Sat–Sun closed
    Address
    727046 Township Rd 3, Blandford-Blenheim, ON N0J 1V0
  15. Based in Dorchester, 31 km away

    52/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.6★ from 47 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 47 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    3653 Catherine St, Dorchester, ON N0L 1G1
  16. Based in Norfolk County, 38 km away

    51/100CR Score

    Ranked #19 because of its Google rating and review volume: 4.9★ from 131 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 131 Google reviews
    Hours
    Mon–Fri 7 AM–9 PM · Sat–Sun 7 AM–2 PM
  17. Based in Norfolk County, 20 km away

    50/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun closed
    Address
    593419, Oxford Road 13, Norwich, ON N0J 1P0
  18. Based in Hamilton, 26 km away

    49/100CR Score

    Ranked #22 because of its Google rating and trade focus: 3.7★ from 17 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 17 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    27 Roswell Rd, Harley, ON N0E 1E0
  19. Based in Norfolk County, 23 km away

    48/100CR Score

    Ranked #24 because of its Google rating and review volume: 4.7★ from 23 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 23 Google reviews
    Hours
    Mon–Sat 7 AM–5 PM · Sun closed
    Address
    793140 Hanmer Line, Norwich, ON N0J 1P0
  20. Based in Waterloo, 40 km away

    48/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed

All 31 septic service companies

#1 to #25 are shown in full above. Here are #26 to #31, in CR Score order; each links to its profile.

septic service companies in Woodstock, ranks 26 to 31
RankBusinessCR ScoreGoogle ratingDistance
26London Drain Service484.6★ (11)34 km
27Schaefer Excavating & Septic Systems484.7★ (3)37 km
28Geo Burnett Ltd475.0★ (3)34 km
29Roswell Concrete Products475.0★ (38)28 km
30Greenline Earthworks Inc.464.6★ (33)28 km
31Regional Sewer & Watermain Ltd433.0★ (10)38 km

Also serving Woodstock

15 more septic service companies within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

How we ranked Woodstock septic service companies

We scored 31 Woodstock 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Woodstock data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Woodstock: frequently asked questions

Who is the best septic service company in Woodstock?

By CR Score, the highest-ranked septic service company in Woodstock, ON is VDN Septic Service Ltd with a CR Score of 65/100. It has 5.0★ from 83 Google reviews. It is open 24/7. Norm's Environmental Service (#2) and Chitters Septic Service (#3) follow. We ranked 31 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Woodstock?

ContractorsRanked ranks 31 septic service companies serving Woodstock, ON. 4 of them are based in Woodstock; the rest serve it from nearby towns. Another 15 within 40 km are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Woodstock are open 24/7?

10 ranked septic service companies in Woodstock post 24/7 hours. The highest-ranked are VDN Septic Service Ltd (#1), Norm's Environmental Service (#2) and PeakPoint Plumbers Woodstock (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Woodstock work on weekends?

15 of 31 ranked septic service companies post Saturday hours and 12 post Sunday hours. The highest-ranked open Saturdays are VDN Septic Service Ltd (#1), Norm's Environmental Service (#2) and PeakPoint Plumbers Woodstock (#5). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Woodstock septic service companies have?

The median Google rating among 31 rated septic service companies in Woodstock is 4.8★, with a median of 23 reviews. Hy-Pro Plumbing & Drain Cleaning of Brantford has the most, 500 reviews, and ranks #11. 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 Woodstock count in this ranking?

Yes, if they are within 40 km of the Woodstock city centre, 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 Woodstock

  1. November 2026: CR Scores recalculated for 31 septic service companies serving Woodstock.

More septic service companies and Woodstock pages

Other trades in Woodstock