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Best Septic Service Companies in Brenham, TX (2026)

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

The short answer

  1. 1

    Best overall in Brenham: Armstrong Septic Systems, CR Score 67/100; 5.0★ from 83 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): Diamond S Septic Pumping, posts 24/7 hours; ranked #2 of 5.

  3. 2

    Most-reviewed: Diamond S Septic Pumping, 9 Google reviews at 5.0★, the most of 5 ranked after Armstrong Septic Systems; ranked #2.

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

5 Brenham septic service companies are ranked here by CR Score, from ten published factors. 1 is open 24/7, 4 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 5.0★ across 5 rated businesses.

Top 5 septic service companies in Brenham at a glance

Top 5 septic service companies in Brenham at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Armstrong Septic Systems675.0★ (83)BrenhamSat · SunOverall
2Diamond S Septic Pumping635.0★ (9)Brenham24/7Emergencies, Most reviews
3Jasterpiece Solutions585.0★ (4)BrenhamSat · Evenings—
4G & L Septic Service555.0★ (3)Brenham——
54R Septic & Construction LLC.545.0★ (9)College Station, 20 mi awaySat—

The 5 best septic service companies in Brenham, ranked

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

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

How we ranked Brenham septic service companies

We scored 5 Brenham 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 Brenham 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 Brenham: frequently asked questions

Who is the best septic service company in Brenham?

By CR Score, the highest-ranked septic service company in Brenham, TX is Armstrong Septic Systems with a CR Score of 67/100. It has 5.0★ from 83 Google reviews. It is open 7 days a week. Diamond S Septic Pumping (#2) and Jasterpiece Solutions (#3) follow. We ranked 5 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Brenham?

ContractorsRanked ranks 5 septic service companies serving Brenham, TX. 4 of them are based in Brenham; the rest serve it from nearby towns. Counts are as of November 2026.

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

1 ranked septic service company in Brenham posts 24/7 hours. The highest-ranked is Diamond S Septic Pumping (#2). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Brenham work on weekends?

4 of 5 ranked septic service companies post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Armstrong Septic Systems (#1), Diamond S Septic Pumping (#2) and Jasterpiece Solutions (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Brenham septic service companies have?

The median Google rating among 5 rated septic service companies in Brenham is 5.0★, with a median of 9 reviews. Armstrong Septic Systems has the most, 83 reviews, and ranks #1. 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 Brenham count in this ranking?

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

  1. November 2026: CR Scores recalculated for 5 septic service companies serving Brenham.

More septic service companies and Brenham pages

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