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John Boldt BuildersHome builder in St. Catharines, ON

John Boldt Builders is a home builder at 1515 Fifth Street Louth, St. Catharines, ON L2R 6P9, ranked #17 of 559 home builders in St. Catharines and rated 4.9 from 16 Google reviews. Open Monday to Friday.

St. Catharines, ONUpdated 0 paid placements in any rankingHow we rank

Call (905) 682-5958Website ↗

Key facts

Key facts about John Boldt Builders
Address1515 Fifth Street Louth, St. Catharines, ON L2R 6P9Get directions
Phone(905) 682-5958
Websitejohnboldtbuilders.com
HoursMonday to Friday: 7:30 AM – 9 PM
Google rating4.9 from 16 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves St. Catharines and 11 towns within 64 km: Thorold, Niagara Falls, Welland, Port Colborne, Binbrook, Fort Erie, Oakville, Hamilton, Burlington, Mississauga and Ancaster.

Based in St. Catharines, ONView on map

Opening hours

Opening hours for John Boldt Builders
DayHours
Monday7:30 AM – 9 PMevening
Tuesday7:30 AM – 9 PMevening
Wednesday7:30 AM – 9 PMevening
Thursday7:30 AM – 9 PMevening
Friday7:30 AM – 9 PMevening
SaturdayClosed
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays — no
  • Open Sundays — no

Compare nearby home builders

John Boldt Builders compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
John Boldt Builders (this business)—564.9 (16)—NoNo
Small Job Pro Niagara#15564.2 (18)—YesNo9.6 km
The Epic Builders - Oakville#16565.0 (32)—YesYes47.5 km
Quality Homes#18564.6 (25)—YesYes30.3 km

See all 559 ranked home builders in St. Catharines

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 16 Google reviews

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Questions about John Boldt Builders

How is John Boldt Builders ranked in St. Catharines?

John Boldt Builders is ranked #17 of 559 home builders in St. Catharines by CR Score, with 56 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 John Boldt Builders’ hours?

John Boldt Builders is open Monday to Friday. Its listed hours are Monday to Friday, 7:30 AM – 9 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does John Boldt Builders serve?

Serves St. Catharines and 11 towns within 64 km: Thorold, Niagara Falls, Welland, Port Colborne, Binbrook, Fort Erie, Oakville, Hamilton, Burlington, Mississauga and Ancaster. The list is based on the business's location and the usual service radius for home building. Confirm your address is covered when you call.

What do Google reviews say about John Boldt Builders?

John Boldt Builders has a rating of 4.9 from 16 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 John Boldt Builders?

Call John Boldt Builders on (905) 682-5958. The business is at 1515 Fifth Street Louth, St. Catharines, ON L2R 6P9. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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