HomeAll TrailsAlameda Island Loop
Moderate
Cycling
🇺🇸 United States
Recorded Trail

This track was recorded on the ground by an actual expedition vehicle.

ID: US-CA-30

Alameda Island Loop

Added on 30 Sep 2026
Logged by @trailxon2 June 2019

Flat island loop around Alameda's Shore Line Drive and Fernside Boulevard.

Trail Map

Initialising Map Engine...

Trail Profile

General Instructions

Windy afternoons along the shore.

Weather check

At Start
11m

Sampling Micro-Climate...

37.7599, -122.2464

Slide to preview conditions across the entire route • Point: 37.7599, -122.2464 @ 11m

Quick Stats

Distance
34.75 km
Type
Cycling Sector
Elevation Range
-19m - 25m
Max Elevation
25 m
Max Gradient
8.6%
5.3%

Highlights

  • Crown Memorial Beach
  • Oakland skyline views

Field Radio Protocol

VHF-UHF Communication

Emergency Simplex
146.520MHz
Team Coordination
446.006MHz
Scout Primary
146.400MHz

Propagation Telemetry

Ridge Line

92%

Gorge Floor

18%

Sector Relay: Sector Alpha Relay• 12-18 KM Range

Regulatory Compliance

VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.

Technical Analysis

Total Ascent

+118 m

Total Descent

-126 m

Ruggedness Index

Terrain Roughness Index

Vertical displacement per km. Typical range: 0 (Smooth) to 100+ (Extreme Mountain).

0 (Smooth)50 (Steep)100+ (Extreme)
7

7.0

Tortuosity Index

Route Curviness Index

Ratio of actual path to straight line. Typical range: 1.0 (Direct) to 3.0+ (Switchbacks).

1.0 (Direct)2.0 (Winding)3.0+ (Serpentine)
2.3

2.3

Gradient Distribution

Flat (0-3%)95%
Moderate (3-8%)4%
Steep (>8%)0%

Surface & Hydrology

Paved90%
Unpaved10%

Surface Spectrum Analysis

Asphalt
90%
Gravel
1%
Dirt Track
9%
Water Crossings

Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.

0

Difficulty Analysis

SCORE: 35

Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.

Resulting CategoryModerate

Bounding Box (WGS84)

MIN LAT: 37.749935
MAX LAT: 37.793310
MIN LON: -122.321903
MAX LON: -122.225442

Point Spacing: 17.3 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0

Reviews & Discussion0

Expedition notes, route modifications, and surface updates shared by the community.

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