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ContractorsRanked

Best Plumbers in Casper, WY (2026)

5 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Casper: Casper Plumbing (formerly CK Mechanical), CR Score 92/100; 4.8★ from 404 Google reviews; open 7 days a week.

  2. 3

    Most-reviewed: Haid's Plumbing & Heating, 49 Google reviews at 4.4★, the most of 5 ranked after Casper Plumbing (formerly CK Mechanical); ranked #3.

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

5 Casper plumbers are ranked here by CR Score, from 8 published factors. 3 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.7★ across 5 rated businesses.

Top 5 plumbers in Casper at a glance

Top 5 plumbers in Casper at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Casper Plumbing (formerly CK Mechanical)924.8★ (404)CasperSat · Sun · EveningsOverall
2G W Mechanical774.7★ (13)CasperSat · Sun · Evenings—
3Haid's Plumbing & Heating744.4★ (49)Casper—Most reviews
4Allterra Construction725.0★ (7)CasperSat—
5Wayne Coleman Construction Inc684.1★ (13)Casper——

The 5 best plumbers in Casper, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  4. #4 Allterra Construction

    Based in Casper

    72/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Excavating contractor”.

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–12 PM · Sun closed
    Address
    5650 Poison Spider Rd, Casper, WY 82604
    View profile for Allterra Construction(307) 234-6764

How much do plumbers cost in Casper?

National price ranges in USD, not adjusted for Casper. Each row names its basis and the month we checked it.

How much do plumbers cost in Casper?
JobLowTypicalHighBasisChecked
Water heater replacement$882$1,348$1,826Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026

How we ranked Casper plumbers

We scored 5 Casper plumbers on 8 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. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 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 Casper data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Plumbers in Casper: frequently asked questions

Who is the best plumber in Casper?

By CR Score, the highest-ranked plumber in Casper, WY is Casper Plumbing (formerly CK Mechanical) with a CR Score of 92/100. It has 4.8★ from 404 Google reviews. It is open 7 days a week. G W Mechanical (#2) and Haid's Plumbing & Heating (#3) follow. We ranked 5 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Casper?

ContractorsRanked ranks 5 plumbers serving Casper, WY. 5 of them are based in Casper; the rest serve it from nearby towns. Counts are as of October 2026.

Which plumbers in Casper work on weekends?

3 of 5 ranked plumbers post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Casper Plumbing (formerly CK Mechanical) (#1), G W Mechanical (#2) and Allterra Construction (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does water heater replacement cost in Casper?

Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Casper. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Casper plumbers have?

The median Google rating among 5 rated plumbers in Casper is 4.7★, with a median of 13 reviews. Casper Plumbing (formerly CK Mechanical) has the most, 404 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank plumbers?

Each plumber gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do plumbers outside Casper count in this ranking?

Yes, if they are within 25 mi of the Casper city center, our service radius for plumbers. 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 plumbers 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 Casper

  1. October 2026: CR Scores recalculated for 5 plumbers serving Casper.

More plumbers and Casper pages