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Black flag plumbingPlumber in Rapid City, SD

Black flag plumbing is a plumber at 511 Nowlin St, Rapid City, SD 57701, ranked #2 of 24 plumbers in Rapid City and rated 4.9 from 141 Google reviews. Open 24 hours a day, 7 days a week.

Rapid City, SDUpdated 0 paid placements in any rankingHow we rank

Call (605) 646-7305Website ↗

Key facts

Key facts about Black flag plumbing
Address511 Nowlin St, Rapid City, SD 57701Get directions
Phone(605) 646-7305
Websitebusiness.google.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 141 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Rapid City and 2 towns within 25 miles: Rapid Valley and Box Elder.

Based in Rapid City, SDView on map

Opening hours

Opening hours for Black flag plumbing
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical plumbing prices

Typical plumbing prices
JobLowTypicalHigh
Water heater replacementPer unit, installed (unit plus labor); typical range of customer-reported jobs. US national range$882$1,348$1,826

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby plumbers

Black flag plumbing compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Black flag plumbing (this business)—644.9 (141)—YesYes
Loyal Plumbing Heating and Cooling#1684.9 (1,745)—YesYes2.2 mi
Rapid Rooter#3644.8 (149)—YesYes2.6 mi
Kinfolks plumbing llc.#4615.0 (20)—YesYes20.8 mi

See all 24 ranked plumbers in Rapid City

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 141 Google reviews

Hired Black flag plumbing? Write a review

Questions about Black flag plumbing

How is Black flag plumbing ranked in Rapid City?

Black flag plumbing is ranked #2 of 24 plumbers in Rapid City by CR Score, with 64 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Black flag plumbing’s hours?

Black flag plumbing is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Black flag plumbing serve?

Serves Rapid City and 2 towns within 25 miles: Rapid Valley and Box Elder. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

What do Google reviews say about Black flag plumbing?

Black flag plumbing has a rating of 4.9 from 141 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Black flag plumbing?

Call Black flag plumbing on (605) 646-7305. The business is at 511 Nowlin St, Rapid City, SD 57701. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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