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DSDownloadSpeed
FCC Data · Updated April 2026
C

Santa Cruz County Internet

Santa Cruz County, Arizona has a Broadband Grade of C with an average download speed of 100 Mbps across 7 ZIP codes. 0% of the county has fiber internet access, and the area averages 10 providers per ZIP code. Internet access is near the national average.

56
Score
100 Mbps
Avg Download
0%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Santa Cruz County

A
0
B
0
C
7
D
0
F
0
Best

Fastest ZIP Codes in Santa Cruz County

ZIPGradeDownloadProvidersFiber
85611C100 Mbps10No
85621C100 Mbps10No
85624C100 Mbps10No
85637C100 Mbps10No
85640C100 Mbps10No
85646C100 Mbps10No
85648C100 Mbps10No
Needs Improvement

Slowest ZIP Codes in Santa Cruz County

ZIPGradeDownloadProvidersFiber
85611C100 Mbps10No
85621C100 Mbps10No
85624C100 Mbps10No
85637C100 Mbps10No
85640C100 Mbps10No
85646C100 Mbps10No
85648C100 Mbps10No
FAQ

Frequently Asked Questions

What is the average internet speed in Santa Cruz County, Arizona?

Santa Cruz County, Arizona has an average maximum download speed of 100 Mbps across 7 ZIP codes. The county received a Broadband Grade of C (56/100), which factors in download speed, provider competition, fiber availability, and upload speed. This meets the FCC broadband standard of 100 Mbps download.

How many internet providers are in Santa Cruz County?

Santa Cruz County has an average of 10 internet providers per ZIP code. 0% of ZIP codes in the county have fiber internet access. Having 3 or more providers typically leads to better prices and service quality through competition.

Is there fiber internet in Santa Cruz County?

0% of ZIP codes in Santa Cruz County, Arizona have fiber internet available. Fiber provides the fastest and most reliable connections, typically 500 Mbps to 5 Gbps with symmetrical upload speeds. Fiber access is limited in this county. Residents may want to check if BEAD broadband funding is planned for their area.

What is the best ZIP code for internet in Santa Cruz County?

The best-connected ZIP code in Santa Cruz County is 85611 with a Broadband Grade of C, 100 Mbps maximum download, and 10 providers. Fiber internet is not yet available in this ZIP code.

Test Your Speed

See how your connection compares to Santa Cruz County's 100 Mbps average.