Boiler houses and heating network by type of ownership and location
This API provides access to subject P3544 of Poland's Local Data Bank (Bank Danych Lokalnych, BDL), covering boiler houses and heating networks by type of ownership and location. It is part of the Housing Economy and Municipal Infrastructure category, specifically heating system management statistics. Data are organized as yearly territorial time series, available at multiple administrative levels from voivodship down to gmina, with units identified using TERYT territorial division codes. The dataset is maintained by Statistics Poland (GUS) and is freely accessible without authentication, useful for analyzing heating infrastructure ownership patterns across Polish regions over time.HOUSING ECONOMY AND MUNICIPAL INFRASTRUCTURE › HEATING SYSTEM MANAGEMENT. Local Data Bank (BDL) subject P3544: yearly territorial series for Poland (voivodship to gmina level), units keyed by TERYT ids.
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Data schema (8 fields)
Click a field to see example values.
| Field | Type | Description |
|---|---|---|
| variable_idVariable id | string | GUS variable id identifying the specific measured series of subject P3544.GUS variable id selecting the measured series of subject P3544 (the n1/n2 dimension combination): 461717=total / total [pcs]; 461719=total / total [km]; 461721=total / total [km]; 461716=total / in housing cooperatives [pcs]; 461718=total / in housing cooperatives [km]; 461720=total / in housing cooperatives [km]; 458729=in urban areas / total [pcs]; 458733=in urban areas / total [km]; 458737=in urban areas / total [km]; 458727=in urban areas / in housing cooperatives [pcs]; 458731=in urban areas / in housing cooperatives [km]; 458735=in urban areas / in housing cooperatives [km]; 458730=in rural areas / total [pcs]; 458734=in rural areas / total [km]; 458738=in rural areas / total [km]; … (18 variables — GET https://bdl.stat.gov.pl/api/v1/variables?subject-id=P3544 for the full list). |
| unit_levelUnit level | integer | Territorial aggregation level, from country to gmina.Territorial aggregation level: 0=Poland, 1=macroregion, 2=voivodship (województwo), 3=region, 4=subregion, 5=powiat, 6=gmina. |
| year | integer | Reference year of the recorded value.Reference year of the value (yearly series, back to 1995 for the oldest subjects). Filters server-side via the API's year parameter. |
| unit_idUnit id | string | 12-digit BDL identifier of the territorial unit.12-digit BDL territorial-unit id (macroregion+voivodship+region+subregion+powiat+gmina+type digits). An equality filter pins the unit server-side (unit-parent-id). |
| unit_nameUnit name | string | Name of the territorial unit.Name of the territorial unit. |
| teryt_tercTeryt terc | string | TERYT TERC administrative code of the territorial unit.TERYT TERC territorial code derived from the unit id (2 digits = voivodship, 4 = powiat, 7 = gmina incl. type digit; empty for NUTS-only units). |
| value | number | Numeric value of the measured indicator for the given unit and year.Numeric value of the measured indicator for the given unit and year. |
| attr_idAttr id | integer | GUS attribute code flagging data quality or annotation status of the value.GUS value-attribute id (data quality/annotation flag). |
Schema captured from bdl 7 days ago.
Query the data
Pick columns and a sort, then fetch a live preview straight from the source. Choose an API-filterable column (marked ▾) under “Where” to pick from its list of values.
Sample data (8 records)
| variable_id | unit_level | year | unit_id | unit_name | teryt_terc | value | attr_id |
|---|---|---|---|---|---|---|---|
| 461717 | — | 2003 | 000000000000 | POLAND | — | 13386 | 1 |
| 461717 | — | 2004 | 000000000000 | POLAND | — | 13642 | 1 |
| 461717 | — | 2005 | 000000000000 | POLAND | — | 13746 | 1 |
| 461717 | — | 2006 | 000000000000 | POLAND | — | 13670 | 1 |
| 461717 | — | 2007 | 000000000000 | POLAND | — | 13142 | 1 |
| 461717 | — | 2008 | 000000000000 | POLAND | — | 13446 | 1 |
| 461717 | — | 2009 | 000000000000 | POLAND | — | 14434 | 1 |
| 461717 | — | 2010 | 000000000000 | POLAND | — | 14458 | 1 |
Live sample captured at profiling time — values may have changed upstream.
Verification Status
Using the API
Configuration
- Base URL
- https://bdl.stat.gov.pl/api/v1/subjects/P3544
License
- ✓ Redistributable
- ✓ Attribution required
Query examples
curl -s 'https://bdl.stat.gov.pl/api/v1/data/by-variable/461717?page-size=10&format=json&lang=en'Yearly values of variable 461717 (total / total [pcs]) per territorial unit. Filters: unit-level=0–6, year=YYYY, unit-parent-id={12-digit unit id}; page-size ≤ 100. Anonymous limits: 5 req/s, 100 req/15 min.
Machine-readable & source
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