Real estate · Remote MCP server

PortlandMaps (Unofficial)

Unofficial MCP server for the public PortlandMaps property/permit/zoning API. Not city-affiliated.

Visit PortlandMaps (Unofficial)'s website

What the MCP Registry states

The entry as published to the official MCP Registry (read 2026-10-04), latest version.

Registry name
io.github.GPTNowLLC/portlandmaps-mcp
Version
0.2.5
Status
Active
Category
real estate
Transport
Streamable HTTP, stdio (local process)
Package
npm
Published
2026-06-25
Updated
2026-06-25
Publisher
GPTNowLLC (GitHub)
Website
github.com/GPTNowLLC/portlandmaps-mcp#readme
Repository
github.com/GPTNowLLC/portlandmaps-mcp
Source
Registry API entry

Remote endpoints

TransportURLHeaders declared
Streamable HTTPhttps://portlandmaps-mcp.vercel.app/mcp/v2None

Packages

RegistryPackageVersionTransportEnvironment variables
npmportlandmaps-mcp0.2.5stdioPORTLANDMAPS_API_KEY (required, secret), PORTLANDMAPS_API_KEY_PARAM, PORTLANDMAPS_CACHE_TTL_MS

How to connect PortlandMaps (Unofficial)

PortlandMaps (Unofficial) is a remote MCP server: there is nothing to install. Its endpoint is https://portlandmaps-mcp.vercel.app/mcp/v2, served over Streamable HTTP. In an assistant that accepts remote MCP servers (often under a setting named connectors, integrations or tools), add a new server and give it this URL; in a client configured by file, add it as a remote (HTTP) server with the same URL.

No headers are declared in the registry entry. If the server needs you to sign in, a client that supports MCP authorization opens the service's own sign-in page when it first connects.

It can also run locally from a Node.js package published to the npm registry: portlandmaps-mcp version 0.2.5. It speaks MCP over stdio, so the client starts it as a program and talks to it through standard input and output. It needs Node.js; clients usually start it with npx — the usual command is npx -y portlandmaps-mcp@0.2.5. It reads these environment variables: PORTLANDMAPS_API_KEY (required, secret), PORTLANDMAPS_API_KEY_PARAM and PORTLANDMAPS_CACHE_TTL_MS; set them in the client's configuration for this server.

In the mcpServers JSON format that many desktop and editor MCP clients read, the entry looks like this (placeholders in angle brackets):

{
  "mcpServers": {
    "portlandmaps-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "portlandmaps-mcp@0.2.5"
      ],
      "env": {
        "PORTLANDMAPS_API_KEY": "<secret>",
        "PORTLANDMAPS_API_KEY_PARAM": "<value>",
        "PORTLANDMAPS_CACHE_TTL_MS": "<value>"
      }
    }
  }
}

Derived from the registry entry, not tested here. What the server does, and on what terms, is set by its publisher; check its repository or website before giving it access to your accounts or files. How to add an MCP server to an assistant · Before you connect

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