Santa Clara County Road Centerlines with Speed Limits and Jurisdictions

Road Center Line data for Santa Clara County, provided by data.sccgov.org and last updated on 2026-04-24. The dataset includes columns for road naming, speed limits, and jurisdictional boundaries for left and right sides of the road. It is available in CSV, JSON, XML, and RDF formats.

Use Cases

• Map road networks and calculate segment lengths using Full Road Name and Shape.STLength() from 30 available columns.
• Analyze speed regulations across different communities using SpeedLimit, Postal Community Name Left, and Postal Community Name Right.
• Verify jurisdictional boundaries for emergency services using ESN Right, PSAP ID Left, Incorporated Municipality Left, and Incorporated Municipality Right.

Strengths

• Includes detailed jurisdictional and community data for both sides of the road, such as Country Left and Unincorporated Community Right.
• Contains multiple identifiers (GLOBALID, FEATUID, EXTERNAL_NGUID) for data linking and version tracking.
• Available in multiple machine-readable formats including CSV, JSON, XML, and RDF.

Limitations

• Row count and total dataset size are unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.
• The provider disclaimer notes the data is dynamic and may be inconsistent with official county records.

Provenance

Source

data.sccgov.org

Freshness

Last updated 2026-04-24 06:35:22; freshness should be verified.

Geography

Santa Clara County