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Best Septic Service Companies in Milford, DE (2026)

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

The short answer

  1. 1

    Best overall in Milford: Septic Masters, CR Score 63/100; 4.9★ from 191 Google reviews; open 24/7.

  2. 6

    Best for emergencies (open 24/7): Drainfield Defender, posts 24/7 hours; ranked #6 of 10.

  3. 4

    Most-reviewed: Roto-Rooter Plumbing & Water Cleanup of Delmarva, 367 Google reviews at 4.9★, 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 Milford septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 6 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 10 rated businesses.

Most of this list also appears on the Septic service companies in Dover ranking. See Septic service companies in Dover

Top 10 septic service companies in Milford at a glance

Top 10 septic service companies in Milford at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Septic Masters634.9★ (191)Dover, 16 mi away24/7Overall
2Nichols Septic Service615.0★ (146)Dover, 14 mi away——
3Midway Services Inc.594.8★ (86)Milford——
4Roto-Rooter Plumbing & Water Cleanup of Delmarva564.9★ (367)Easton, 17 mi awaySat · SunMost reviews
5L E Parsons Septic Services554.9★ (54)Dover, 22 mi awaySat—
6Drainfield Defender545.0★ (3)Dover, 16 mi away24/7Emergencies
7Mr. Rooter Plumbing of Delmarva534.7★ (78)Dover, 19 mi away24/7—
8Roberts Septic Inc524.5★ (64)Georgetown, 17 mi away——
9Go-Green Porta-Pot Rentals525.0★ (3)Dover, 21 mi away24/7—
10R T Absher General Contractors444.3★ (6)Seaford, 23 mi away——

The 10 best septic service companies in Milford, ranked

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

  1. Ranked #1 in Milford

    #1 Septic Masters

    Based in Dover, 16 mi away

    63/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 191 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 191 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    317 N Layton Ave, Wyoming, DE 19934
    View profile for Septic Masters(302) 861-0433

  3. #3 Midway Services Inc.

    Based in Milford

    59/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 86 Google reviews, listed on Google as “Septic system service”.

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

    • 4.8★ from 86 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    9446 Willow Pond Ln, Lincoln, DE 19960
    View profile for Midway Services Inc.(302) 422-8603

  5. #5 L E Parsons Septic Services

    Based in Dover, 22 mi away

    55/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Septic system service”.

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

    • 4.9★ from 54 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat 9 AM–5 PM · Sun closed
    Address
    2326 Lockwood Chapel Rd, Dover, DE 19904
    View profile for L E Parsons Septic Services(302) 670-8007

  6. #6 Drainfield Defender

    Based in Dover, 16 mi away

    54/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.

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

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Drainfield Defender(302) 291-7812

  8. #8 Roberts Septic Inc

    Based in Georgetown, 17 mi away

    52/100CR Score

    Ranked #8 because of its Google rating and review volume: 4.5★ from 64 Google reviews.

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

    • 4.5★ from 64 Google reviews
    Address
    21892 Zoar Rd, Georgetown, DE 19947
    View profile for Roberts Septic Inc(302) 856-7549

How we ranked Milford septic service companies

We scored 10 Milford 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 2, 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 Milford 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 Milford: frequently asked questions

Who is the best septic service company in Milford?

By CR Score, the highest-ranked septic service company in Milford, DE is Septic Masters with a CR Score of 63/100. It has 4.9★ from 191 Google reviews. It is open 24/7. Nichols Septic Service (#2) and Midway Services Inc. (#3) follow. We ranked 10 septic service companies on ten factors, last updated November 2, 2026.

How many septic service companies are there in Milford?

ContractorsRanked ranks 10 septic service companies serving Milford, DE. 1 of them is based in Milford; the rest serve it from nearby towns. Counts are as of November 2026.

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

4 ranked septic service companies in Milford post 24/7 hours. The highest-ranked are Septic Masters (#1), Drainfield Defender (#6) and Mr. Rooter Plumbing of Delmarva (#7). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Milford work on weekends?

6 of 10 ranked septic service companies post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Septic Masters (#1), Roto-Rooter Plumbing & Water Cleanup of Delmarva (#4) and L E Parsons Septic Services (#5). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Milford septic service companies have?

The median Google rating among 10 rated septic service companies in Milford is 4.9★, with a median of 71 reviews. Roto-Rooter Plumbing & Water Cleanup of Delmarva has the most, 367 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 Milford count in this ranking?

Yes, if they are within 25 mi of the Milford 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 Milford

  1. November 2026: CR Scores recalculated for 10 septic service companies serving Milford.

More septic service companies and Milford pages

Other trades in Milford