# Heidelberg

> Suburb south-west of Pittsburgh in Allegheny County, Pennsylvania, USA, population 1244

**Wikidata**: [Q1182438](https://www.wikidata.org/wiki/Q1182438)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heidelberg,_Pennsylvania)  
**Source**: https://4ort.xyz/entity/heidelberg-q1182438


## References

1. Heidelberg is a century old. Pittsburgh Post-Gazette. 2003
2. [Source](https://www.localgeohistory.pro/en/pa/event/heidelberg-allegheny-incorporation/)
3. Freebase Data Dumps. 2013
4. [2020 United States Census](https://data.census.gov/cedsci/table?t=Populations%20and%20People&g=0100000US,%241600000&y=2020)
5. [2010 United States Census](https://data.census.gov/cedsci/table?g=0100000US%241600000&y=2010&d=DEC%20Redistricting%20Data%20%28PL%2094-171%29)
6. [2016–2020 American Community Survey](https://data.census.gov/cedsci/table?d=ACS%205-Year%20Estimates%20Detailed%20Tables)
7. GeoNames
8. Geographic Names Information System
9. [archINFORM](https://www.archinform.net/service/wd_aiort.php)
10. National Library of Israel Names and Subjects Authority File
11. [2016–2020 American Community Survey](https://data.census.gov/cedsci/table?t=Income%20and%20Poverty&g=0100000US,%241600000&tid=ACSST5Y2020.S1902)