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DSDownloadSpeed
FCC Data · Updated April 2026
B

Mendocino County Internet

Mendocino County, California has a Broadband Grade of B with an average download speed of 100 Mbps across 26 ZIP codes. 100% of the county has fiber internet access, and the area averages 10 providers per ZIP code. Internet access is above average for the U.S.

60
Score
100 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Mendocino County

A
0
B
26
C
0
D
0
F
0
Best

Fastest ZIP Codes in Mendocino County

ZIPGradeDownloadProvidersFiber
95410B100 Mbps10Yes
95415B100 Mbps10Yes
95417B100 Mbps10Yes
95420B100 Mbps10Yes
95427B100 Mbps10Yes
95428B100 Mbps10Yes
95429B100 Mbps10Yes
95432B100 Mbps10Yes
95437B100 Mbps10Yes
95445B100 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in Mendocino County

ZIPGradeDownloadProvidersFiber
95410B100 Mbps10Yes
95415B100 Mbps10Yes
95417B100 Mbps10Yes
95420B100 Mbps10Yes
95427B100 Mbps10Yes
95428B100 Mbps10Yes
95429B100 Mbps10Yes
95432B100 Mbps10Yes
95437B100 Mbps10Yes
95445B100 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in Mendocino County, California?

Mendocino County, California has an average maximum download speed of 100 Mbps across 26 ZIP codes. The county received a Broadband Grade of B (60/100), 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 Mendocino County?

Mendocino County has an average of 10 internet providers per ZIP code. 100% 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 Mendocino County?

100% of ZIP codes in Mendocino County, California have fiber internet available. Fiber provides the fastest and most reliable connections, typically 500 Mbps to 5 Gbps with symmetrical upload speeds. Fiber coverage in this county is above the national average.

What is the best ZIP code for internet in Mendocino County?

The best-connected ZIP code in Mendocino County is 95410 with a Broadband Grade of B, 100 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

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

this entity is one of the data points covered by this site’s U.S. internet availability and broadband speed dataset. The detail above comes directly from the FCC Broadband Data Collection (BDC); the context that follows situates the headline numbers against the broader distribution across U.S. ZIPs, counties, and states.

The methodology behind every numeric value on this page is publicly documented on the the FCC Broadband Data Collection (BDC) portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FCC Broadband Data Collection, 2026.