Skip to content
ContractorsRanked

Best Plumbers in Union, KY (2026)

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

The short answer

  1. 1

    Best overall in Union: Roto-Rooter Plumbing & Water Cleanup, CR Score 64/100; 4.8★ from 2,120 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): 1-Tom-Plumber, posts 24/7 hours; ranked #2 of 212.

  3. 23

    Most-reviewed: Apollo Home, 15,569 Google reviews at 4.9★, the most of 212 ranked; ranked #23.

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

212 Union plumbers are ranked here by CR Score, from ten published factors. 57 are open 24/7, 102 open Saturdays and 74 open Sundays, based on posted hours. The median Google rating is 4.8★ across 212 rated businesses.

Most of this list also appears on the Plumbers in Florence ranking. See Plumbers in Florence

Top 10 plumbers in Union at a glance

Top 10 plumbers in Union at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roto-Rooter Plumbing & Water Cleanup644.8★ (2,120)Florence, 4 mi away24/7Overall
21-Tom-Plumber635.0★ (913)Erlanger, 8 mi away24/7Emergencies
3Jolly Plumbing | Drains | Heating | Air634.8★ (3,482)Cold Spring, 12 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup624.8★ (5,123)Cincinnati, 16 mi away24/7—
5A+ Plumbing624.9★ (1,066)Cold Spring, 12 mi away24/7—
6Roto-Rooter Plumbing & Water Cleanup624.8★ (2,265)Cincinnati, 14 mi away24/7—
7Arlinghaus Plumbing Heating & Air Conditioning614.8★ (6,650)Erlanger, 6 mi away24/7—
8Plumb Tite Plumbing & Drains614.8★ (610)Independence, 4 mi awaySat · Sun · Evenings—
9Roto-Rooter Plumbing & Water Cleanup614.8★ (1,061)Covington, 14 mi away24/7—
10Schneller Knochelmann Plumbing, Heating & Air Conditioning594.9★ (3,415)Covington, 13 mi away24/7—

The 212 best plumbers in Union, 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.

  2. #2 1-Tom-Plumber

    Based in Erlanger, 8 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 913 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 913 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1840 Airport Exchange Blvd Suite 180, Erlanger, KY 41018
    View profile for 1-Tom-Plumber(859) 592-1834

  5. #5 A+ Plumbing

    Based in Cold Spring, 12 mi away

    62/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,066 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 1,066 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    23 E 32nd St Suite 100, Latonia, KY 41015
    View profile for A+ Plumbing(859) 212-9512

  15. #15 Calla Plumbing

    Based in Cincinnati, 10 mi away

    59/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 130 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 130 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    223 Solarama Ct, Cincinnati, OH 45238
    View profile for Calla Plumbing(513) 451-9361

  16. #16 H C Dunbar Plumbing

    Based in Independence, 8 mi away

    59/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 56 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 56 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    66 Mccullum Rd, Independence, KY 41051
    View profile for H C Dunbar Plumbing(859) 359-4833

  18. #18 Topshell Plumbing

    Based in Fort Wright, 11 mi away

    57/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 31 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1717 Dixie Hwy #431, Fort Wright, KY 41011
    View profile for Topshell Plumbing(859) 577-9917

  23. #23 Apollo Home

    Based in Cincinnati, 20 mi away

    57/100CR Score

    Ranked #23 because of its Google rating and review volume: 4.9★ from 15,569 Google reviews, the most in Union.

    • 4.9★ from 15,569 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4538 Camberwell Rd, Cincinnati, OH 45209
    View profile for Apollo Home(513) 223-3957

Plumbers ranked #30 to #49

#1 to #25 are shown in full above. Here are #30 to #49, in CR Score order; each links to its profile. We publish the top 49 of 212 ranked plumbers here; the rest are on their profiles.

plumbers in Union, ranks 30 to 49
RankBusinessCR ScoreGoogle ratingDistance
30McGuire Plumbing575.0★ (142)18 mi
49Blue Chip Plumbing554.9★ (747)24 mi

How much do plumbers cost in Union?

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

How much do plumbers cost in Union?
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 to check a plumber's license in Kentucky

In Kentucky, Kentucky Department of Housing, Buildings and Construction licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Union plumbers

We scored 212 Union plumbers 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 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 Union 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

Plumbers in Union: frequently asked questions

Who is the best plumber in Union?

By CR Score, the highest-ranked plumber in Union, KY is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 64/100. It has 4.8★ from 2,120 Google reviews. It is open 24/7. 1-Tom-Plumber (#2) and Jolly Plumbing | Drains | Heating | Air (#3) follow. We ranked 212 plumbers on ten factors, last updated October 22, 2026.

Which plumbers in Union are open 24/7?

57 ranked plumbers in Union post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), 1-Tom-Plumber (#2) and Jolly Plumbing | Drains | Heating | Air (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Union work on weekends?

102 of 212 ranked plumbers post Saturday hours and 74 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), 1-Tom-Plumber (#2) and Jolly Plumbing | Drains | Heating | Air (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a plumber's license in Kentucky?

In Kentucky, Kentucky Department of Housing, Buildings and Construction handles licensing and covers Plumbing work: water supply, drain, waste and vent piping and fixtures.

How much does water heater replacement cost in Union?

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 Union. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Union plumbers have?

The median Google rating among 212 rated plumbers in Union is 4.8★, with a median of 23 reviews. Apollo Home has the most, 15,569 reviews, and ranks #23. 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 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 plumbers outside Union count in this ranking?

Yes, if they are within 25 mi of the Union 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.

Update log for Union

  1. October 2026: CR Scores recalculated for 212 plumbers serving Union.
  2. October 2026: 1 duplicate listing merged.

More plumbers and Union pages

Other trades in Union