# Oldinsurancemaps.net

10 Hacker News commenters recommended Oldinsurancemaps.net and 1 criticized it, November 2025 to November 2026. It was recommended in 3 of 13 months.

**Verdict:** Georeferenced historic Sanborn fire insurance maps overlaid on modern maps, valued for urban history research and now affiliated with OSM US.

## Why people recommend it

- Affiliated with OSM US nonprofit (2 comments): "folks can make direct tax-deductible donations to OldInsuranceMaps.net, which is now affiliated with OSM US's 501(c)(3) status." ([source](https://news.ycombinator.com/item?id=49451298)) "I started this project and couldn't be happier about this partnership with OSM US!" ([source](https://news.ycombinator.com/item?id=49448732))
- Enthusiastic endorsements from supporters (3 comments): "I started this project and couldn't be happier about this partnership with OSM US!" ([source](https://news.ycombinator.com/item?id=49448732)) "I can't recommend OldInsuranceMaps.net enough." ([source](https://news.ycombinator.com/item?id=49736093)) "I was very excited to see this project." ([source](https://news.ycombinator.com/item?id=49449021))

## Alternatives hackers recommend

- [Where the Romans Fought](https://hackerapproved.com/p/where-the-romans-fought-interactive-map.md): 11 recommend
- [Itiner-e](https://hackerapproved.com/p/itiner-e.md): 9 recommend
- [War Atlas](https://hackerapproved.com/p/war-atlas.md): 9 recommend
- [Landnotes](https://hackerapproved.com/p/landnotes.md): 5 recommend

## Where to get it

- [Visit the official site](https://oldinsurancemaps.net/)

## Cite as

Hacker Approved, "Oldinsurancemaps.net", https://hackerapproved.com/p/oldinsurancemaps-net/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).