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GeoArrow (Apache Arrow)

Open Beta

.arrow · application/vnd.apache.arrow.file

geoarrow.description

strings.cta_btn_tpl ✨ strings.free_note

strings.h_features

✓geoarrow.features.0

✓geoarrow.features.1

✓geoarrow.features.2

Example GeoArrow export (central Moscow, 1x0.5 km) — Example: central Moscow, ~1×0.5 km, medium detail

strings.h_software_tpl

strings.h_software_intro_tpl

💻DuckDB 💻Apache Arrow 💻Pandas 💻Polars 💻GeoPandas

Format specifications

Open standard
3D coordinates supported
Lossless (no quality loss)
Stores feature attributes
Output: 1 file
GeoArrow .arrow (Apache Arrow extension). In-memory columnar geometry, zero-copy interop with pandas, R, Julia.

strings.h_usecases_tpl

🏗

geoarrow.use_cases.0

💻

geoarrow.use_cases.1

📊

geoarrow.use_cases.2

🎨

geoarrow.use_cases.3

🗺

geoarrow.use_cases.4

strings.h_howto_tpl

strings.step_1_title

strings.step_1_desc

strings.step_2_title_tpl

strings.step_2_desc_tpl

strings.step_3_title

strings.step_3_desc_tpl

strings.step_4_title

strings.step_4_desc_tpl

strings.h_popular_tpl

Open Beta

strings.cta_heading_tpl

strings.cta_text_tpl

strings.price_free strings.price_unit

strings.cta_btn_tpl →

strings.h_faq

geoarrow.faq.0.q ▼

geoarrow.faq.1.q ▼

strings.h_related

format

GeoArrow format: zero-copy columnar geo — OSM export for Polars/DuckDB

GeoArrow from Apache Arrow geo-WG (Kyle Barron, 2022): IPC zero-copy, interleaved coords, GeoParquet 1.1 backend.

guide

GeoParquet: The Format for Fast Geospatial Analytics

What is GeoParquet, why it outperforms Shapefile for analytics, and how to use it with DuckDB, Python, and QGIS. A compl