Polygon Generator - Mortgage Lending

A trusted project by the Kothari Group.

OSM Polygon Generator → areas-config-with-polygons.json

Upload your areas-config-all-cities.json (city → LTV). This tool queries Overpass (OpenStreetMap) for boundaries, falls back to a ring if needed, and downloads a ready-to-use JSON.

Areas JSON file

Country bias

Pause between requests (ms)

Use 2500–3000 to avoid 429 rate-limit errors.

Max points per polygon

Higher = smoother but larger file.

Fallback ring radius (km)

Used when no boundary exists (hamlets/suburbs).

Optional: Place-name hints (disambiguation)

JSON mapping of CityName → extra qualifier (e.g. province). Example:

{
  "Cambridge": ", Ontario",
  "Aldershot": ", Ontario",
  "Angus": ", Ontario",
  "Dundas": ", Ontario",
  "Bolton": ", Ontario",
  "Courtice": ", Ontario",
  "Crystal Beach": ", Ontario",
  "Binbrook": ", Ontario",
  "Bradford": ", Ontario",
  "Aurora": ", Ontario",
  "Calgary": ", Alberta",
  "Edmonton": ", Alberta"
}

Mercury Mortgages Inc. offers customized lending solutions for residential, commercial, and construction needs, making financing simple and accessible.

OSM Polygon Generator → areas-config-with-polygons.json

Quick Links

Get In Touch