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Costco
One of 2 superstore listings in Grafton.
About Costco
Costco is a superstore in the retail sector, based in Grafton, WI. Its recorded address is 950 N Port Washington Rd, 53024. The listing includes a telephone number, an official website, an email address. It is one of 2 superstore listings tracked in Grafton; the nearest comparable listing is Target, about 0.6 km away. Costco has 801 listed locations in total; this page covers the Grafton branch.
- Address
- 950 N Port Washington Rd, Grafton, WI, 53024
- Phone
- +12622041050
- Website
- costco.com
- costcocare@costco.com
- Social
Questions
Where is Costco located?
950 N Port Washington Rd, Grafton, WI, 53024
How do I contact Costco?
+12622041050 · http://www.costco.com/
What type of business is Costco?
Costco is a superstore (retail) in Grafton.
Costco branches
Costco has 801 listed locations. This branch is in Grafton.
- Kailua Kona96740-2630
- Kahului96732-2302
- Kapolei96707-1879
- Honolulu96817-5764
- Honolulu96797-4495
- Honolulu96825-3406
- Pharr78577-5031
- Clearwater33759-4936
- Sarasota34238-2966
- Bradenton34212-2168
Nearby superstore
- TargetGrafton0.6 km
- WalmartSaukville6.5 km
- Walmart SupercenterBrown Deer17.0 km
- CostcoMenomonee Falls21.8 km
- Costco Food CourtMenomonee Falls21.8 km
- TargetWest Milwaukee34.6 km
- TargetMilwaukee37.0 km
- WalmartMilwaukee37.9 km
- Walmart Photo CenterNew Berlin37.4 km
- Walmart SupercenterGreenfield41.7 km
- TargetWaukesha38.3 km
- WalmartPewaukee36.1 km
- Sam's ClubWaukesha38.3 km
- CostcoNew Berlin44.7 km
- WalmartSheboygan45.5 km
Cite this page
“Costco, Grafton — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.