Bay Islands, San Rafael

Updated June 22, 2026

Bay Islands is a secluded, rural-leaning enclave in San Rafael characterized by expansive natural landscapes and significant greenery. The area offers a quiet, sparse residential environment that stands in contrast to the denser urban core of the city.

Key Highlights

Highly Rural Character
Map showing the location of Bay Islands, San Rafael, CA

About Bay Islands

Bay Islands is defined by its rural character and commitment to open space. According to iHuus data, the area features minimal development, prioritizing natural surroundings over high-density construction. This setting provides residents with a tranquil atmosphere and proximity to expansive, undeveloped landscapes that are rarely found in more central parts of San Rafael. Prospective residents should consider the trade-offs associated with this remote environment, including the necessity of commuting for typical urban amenities. The local school districts, San Rafael City Elementary and High School Districts, serve the area with a mix of modern facilities and ongoing efforts to address academic achievement gaps. The neighborhood is best suited for those seeking privacy and a connection to nature rather than immediate access to commercial centers or high-density transit.

Neighborhood Scores Across 15 Qualities

🗺️ Urban-Rural Index

Expansive natural landscapes and significant greenery define this area, offering a much more rural environment than the San Rafael average. According to iHuus data, the vicinity is characterized by sparse development and abundant open space.

Block-Level Insights for Bay Islands

iHuus Neighborhood Intelligence Insights

Get block-level neighborhood insights for Bay Islands

  • Street-level scores — see how individual blocks compare, not just neighborhood averages
  • Micro-zone boundaries — identify quiet pockets, flood boundaries, and walkable clusters before you visit
  • 15 dimensions in full — walkability, noise, air quality, school quality, insurance coverage, population age profile, urban/rural index, and more
  • Boundary risk alerts — know if your address sits near a block boundary where scores drop, the kind of detail no listing will ever mention
  • School insights — individual school ratings and insights, not just district-level data
  • Compare before you commit — side-by-side data across neighborhoods, down to block precision

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Compare with Any Neighborhood

Compare with
DimensionBay IslandsBayside Acres
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Walkabilityavg 7.77
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Acoustic Comfortavg 4.28
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Privacy Indexavg 5.75
🎨
Visual Appealavg 7.83
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Dog Friendlinessavg 8.65
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Urban-Rural Indexavg 7.61
Neighborhood Vibeavg 4
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Health Insurance Coverageavg 7.38
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Air Qualityavg 9.29
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Industrial Proximityavg 9.06
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Flood Safetyavg 3.6
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Ideological Leanavg 9.8
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Population Age Profileavg 5.25
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Fire Safetyavg 1.32
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School Quality

School Districts Serving Bay Islands

San Rafael City Elementary School District school district map
San Rafael City Elementary School District
Grades K–85/10
8 schools Rating range: 110 / 10

San Rafael City Elementary School District is a solid but bifurcated organization, characterized by a mix of high-achieving 'Blue Chip' campuses and severely underperforming schools serving lower-income areas. The district demonstrates strong operational stability through successful infrastructure bonds, modernized facilities, and a rigorous shift toward evidence-based literacy instruction. While teacher quality and community sentiment remain high, the district's overall health is tempered by a persistent achievement gap, rising cost-of-living challenges for staff retention, and the need for more consistent academic rigor across all neighborhood schools.

Schools

Sun Valley ElementaryElementary
10/10
Laurel Dell ElementaryElementary
9/10
Coleman ElementaryElementary
7/10
Venetia Valley K-8Elementary
7/10
Glenwood ElementaryElementary
7/10
James B. Davidson MiddleMiddle
6/10
Bahia Vista ElementaryElementary
2/10
San Pedro ElementaryElementary
1/10
San Rafael City High School District school district map
San Rafael City High School District
Grades 9–125/10
3 schools Rating range: 18 / 10

San Rafael City High School District is currently in a state of transition, characterized by a significant performance gap between its high-performing Terra Linda campus and its struggling alternative and secondary sites. While the district is successfully executing large-scale infrastructure improvements through voter-approved bonds and showing strong outcomes in specialized English learner and environmental programs, it faces a looming $5.5 million budget shortfall and declining enrollment. The shift toward a property tax-based funding model and ongoing staff reductions suggest fiscal instability, though strong community support and modernizing facilities provide a buffer against total operational decline.

Schools

Terra Linda HighHigh
8/10
San Rafael HighHigh
5/10
Madrone High ContinuationHigh
1/10

School Insights for Bay Islands

School Insights

See what's really behind every school rating near Bay Islands

  • Individual school ratings — each school's own score with outcome context, not just a district average
  • Enrollment & class size data — student-to-teacher ratio and how it compares to the state average
  • Full demographics breakdown — ethnicity and gender composition for every school in the enrollment zone
  • Every school in the district — all schools within the enrollment boundary ranked by rating, not just the closest one
  • Grade levels & benchmarks — elementary through high school, with below/above state-average flags

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Frequently Asked Questions

Is Bay Islands a rural or urban neighborhood?
Bay Islands is characterized by a highly rural environment. It features expansive natural landscapes and significant greenery, offering a much quieter, less developed setting than the rest of San Rafael.
What school districts serve the Bay Islands area?
The neighborhood is served by the San Rafael City Elementary School District and the San Rafael City High School District. Both districts are currently managing infrastructure improvements and working to address academic performance variations across their campuses.
What is it like to live in Bay Islands?
Living in this area offers significant privacy and access to open space. It is ideal for those who prefer a secluded, nature-focused lifestyle, though residents should expect to travel further for typical city amenities and services.