LADU ADU Tools
This server does not currently have a deployable release on Glama. Follow the repository's setup instructions to install and configure it for your MCP client, including any required credentials and local dependencies.
LADU MCP Server
Real ADU data for Los Angeles County, available to any MCP-compatible AI assistant.
Endpoint: https://www.ladu.co/mcp
Protocol: MCP JSON-RPC 2.0 (HTTP transport)
Auth: None — free, public, read-only
Docs: ladu.co/mcp-server
Quick start
Add to your MCP client config (Claude Desktop, Cursor, Cline, etc.):
{
"mcpServers": {
"ladu": {
"url": "https://www.ladu.co/mcp"
}
}
}No API key. No signup. Restart your client and the tools are available.
Related MCP server: muni-dev-cost
Tools
Tool | What it does |
| Buildability verdict for any LA County address — zoning, overlays (hillside, coastal, fire, flood, historic, fault), ADU rules, nearby permit count |
| Full regulatory detail for a parcel: zoning, lot size, all applicable overlays, governing jurisdiction's ADU rules |
| Structured ADU rules for any of 51 supported cities: setbacks, max size, height, parking, permit fees, timeline |
| Side-by-side rule comparison for two cities |
| Cost range + timeline for a given city, square footage, ADU type, and finish level |
| Total permits, most-recent-year count, YoY change, and median valuation for a city |
| Year-by-year permit counts and median valuations (2018–present) for a city |
| 25th/50th/75th percentile of declared permit valuations by city and optional year |
| Permitted ADUs near an address within a radius (default 2 miles) |
| All 51 supported LA-area cities with slugs, display names, and governing municipality |
Example questions
Once connected, ask your AI assistant:
"Can I build an ADU at 1234 Main St, Los Angeles?"
"What are the ADU rules in Santa Monica vs. Pasadena?"
"How much would a 600 sq ft detached ADU cost in Culver City?"
"How many ADUs were permitted in LA County in 2024, and what's the trend?"
"Are people building ADUs near 456 Oak Ave, Pasadena?"
Data
Permit records: 19,000+ LA County ADU permits from public LA County Assessor and LA City/County Building & Safety records, deduplicated by case number, covering 2018–present
Parcel data: ~2.4M LA County parcels with zoning, overlays, and regulatory facts
City rules: Structured regulations for 51 LA-area jurisdictions
Methodology: stats.ladu.co/methodology
Privacy
The server returns property characteristics, zoning, regulations, and aggregate permit statistics. It never returns owner names, contact information, financial details, or mortgage data. It runs against a least-privilege read-only database role — private information is not reachable at the database level.
Rate limiting
Tool calls are rate-limited per client. The server returns HTTP 429 with a Retry-After header and a JSON-RPC -32000 error when the limit is reached.
Built by LADU — Los Angeles ADU specialists.
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
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This server cannot be deployed
Maintenance
Related MCP Connectors
Permit-verified ADU rentals, pre-approved plans and cited ADU rules for LA, San Diego, SF and NYC.
Zoning, ADU eligibility, flood zone, setbacks, and buildability intelligence for U.S. parcels.
WA permit rules (city + state baseline, cited), parcel zoning, L&I checks, Seattle estimates & ROI
Check if a Florida address can build an ADU: county GIS zoning, eligibility verdict, local rules.
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