The Clark County School District (CCSD) "Zoning Search" tool is the single most reliable source.

For Las Vegas specifically, third-party sites like Zillow, GreatSchools, or Realtor.com are often outdated because CCSD frequently adjusts boundary lines to accommodate the city’s rapid growth. Relying on them is a common mistake that can lead to buying or renting a home assigned to a different school than you expected.

The Only 100% Accurate Method

1. Use the Official CCSD Zoning Search

2. The "Tie-Breaker" for Uncertain Addresses If you are looking at a new construction home or a property where the address doesn't show up in the search (common in developing areas of Vegas), do not guess. Contact the CCSD Zoning Office directly.


Critical "Vegas-Specific" Nuances

Summary of Reliability

Source Reliability Verdict
CCSD.net (Zoning Search) 100% The Gold Standard. Use this for final confirmation.
Zillow / Redfin ~70% Risky. Often uses outdated boundary maps from previous years.
Real Estate Agent Variable Trust but Verify. Agents are careful not to guarantee schools due to liability.
Neighbors Low Avoid. Older neighbors may not know boundaries shifted last year.

Sources

https://ccsd.net/schools/zoning/search/