Dataset genealogical metadata Heritage Leiden and environs via Open Archives

The open data consists of metadata from 2,889,775 records of Heritage Leiden and environs, with 7.420.954 historical person observations. The source types included population registers, births, marriages, deaths, funerals, baptisms, marriages (church), notarial archives. This dataset can be searched via https://www.openarchieven.nl/elo

Spatial Coverage
Gemeente Zoeterwoude (NL), Gemeente Teylingen (NL), Gemeente Oegstgeest (NL), Gemeente Noordwijk (NL), Gemeente Nieuwkoop (NL), Gemeente Lisse (NL), Gemeente Leiderdorp (NL), Gemeente Leiden (NL), Gemeente Katwijk (NL), Gemeente Kaag en Braassem (NL), Gemeente Hillegom (NL), Zuid-Holland, South Holland, Netherlands, Nederland
Temporal Coverage
1501-1974
Languages
nl-NL
Modified
November 18, 2025

Distributions

N-Triples
https://oa-export.s3.nl-ams.scw.cloud/nt/elo.nt.gz (opens in new tab)

Compressed N-triples file

Modified: 1/17/2024 File Size: 2.1 GB
Verified
XML
https://oa-export.s3.nl-ams.scw.cloud/xml/elo.xml.gz (opens in new tab)

Compressed XML file based on the A2A model

Modified: 12/16/2024 File Size: 981.3 MB

Linked Data Summary

226,862,531
Triples
67
Unique predicates

Classes

Class
Entities
openarch.nl/…f/a2a#Person
6,885,366
30%
openarch.nl/…a#RelationEP
6,553,037
28%
openarch.nl/def/a2a#Event
2,538,831
11%
openarch.nl/…f/a2a#Record
2,538,831
11%
openarch.nl/…f/a2a#Source
2,538,831
11%
openarch.nl/…ailableScans
1,826,262
8%

Registration

Registered on
December 22, 2023 at 01:54 PM
Last read
9 hours ago
Quality Rating
100%