View source for Lahti sub-region

{{Infobox settlement
| name                    =Lahti sub-region
| settlement_type         = [[Sub-regions of Finland|Sub-region]]
| native_name             =Lahden seutukunta
| native_name_lang        =
| other_name              =
| image_shield            =
| shield_size             =
| image_map               =Lahden_seutukunta_sijainti_Suomi.svg
| mapsize                 =
| subdivision_type        = [[List of sovereign states|Country]]
| subdivision_name        = {{flag|Finland}}
| subdivision_type1        = [[Regions of Finland|Region]]
| subdivision_name1        = [[Päijänne Tavastia]]
| seat_type               = Capital
| seat                    = [[Lahti]]
| leader_party            =
| leader_title            =
| leader_name             =
| area_footnotes          =
| area_total_km2          =
| area_land_km2           =
| area_water_km2          =
| population_footnotes    =
| population_total        = {{formatnum: {{#expr: {{Data Finland municipality/population count|Lahti}} + {{Data Finland municipality/population count|Asikkala}} + {{Data Finland municipality/population count|Hartola}} + {{Data Finland municipality/population count|Heinola}} + {{Data Finland municipality/population count|Hollola}} + {{Data Finland municipality/population count|Iitti}} + {{Data Finland municipality/population count|Kärkölä}} + {{Data Finland municipality/population count|Orimattila}} + {{Data Finland municipality/population count|Padasjoki}} + {{Data Finland municipality/population count|Sysmä}} }} }}
| population_as_of        =
| population_density_km2  = auto
| coordinates             =
| timezone1               = [[Eastern European Time|EET]]
| utc_offset1             = +2
| timezone1_DST           = [[Eastern European Summer Time|EEST]]
| utc_offset1_DST         = +3
| iso_code                =
| blank_name_sec1         =
| blank_info_sec1         =
| website                 =
| footnotes               =
}}
'''Lahti sub-region''' is a subdivision of [[Päijänne Tavastia]] and one of the [[sub-regions of Finland]] since 2009. The Lahti region has a population of {{formatnum: {{#expr: {{Data Finland municipality/population count|Lahti}} + {{Data Finland municipality/population count|Asikkala}} + {{Data Finland municipality/population count|Hartola}} + {{Data Finland municipality/population count|Heinola}} + {{Data Finland municipality/population count|Hollola}} + {{Data Finland municipality/population count|Iitti}} + {{Data Finland municipality/population count|Kärkölä}} + {{Data Finland municipality/population count|Orimattila}} + {{Data Finland municipality/population count|Padasjoki}} + {{Data Finland municipality/population count|Sysmä}} }} }}, making it the fifth largest region in Finland after [[Greater Helsinki|Helsinki]], [[Tampere sub-region|Tampere]], [[Turku sub-region|Turku]] and [[Oulu sub-region|Oulu]].<ref name="Stat-finland-population-38,000-persons">{{Cite web | url=https://stat.fi/en/publication/cl8lprraorrr20dut5a0tywm5 | title=Number of foreign-language speakers grew by nearly 38,000 persons | date=31 May 2023 | publisher=Statistics Finland | access-date=12 September 2023 | language=en }}</ref>
==Municipalities==
{| class="wikitable sortable" style="font-size: 90%; text-align: right; line-height: normal;"
|-
! class="unsortable" |Coat of<br/>arms
! Municipality
! Population
! Land area<br/>(km<sup>2</sup>)
! Density<br/>(/km<sup>2</sup>)
! Finnish<br/>speakers
! Swedish<br/>speakers
! Other<br/>speakers
|-
|[[File:Asikkala.vaakuna.svg|50px|border|Coat of arms of Asikkala]]|| [[Asikkala]] || {{formatnum: {{Data Finland municipality|population_total|Asikkala}} }} || {{formatnum:{{#expr:{{Data Finland municipality|area_land_km2|Asikkala}}round 0}} }} || {{formatnum:{{#expr: {{Data Finland municipality|population_total|Asikkala}}/{{Data Finland municipality|area_land_km2|Asikkala}}round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Asikkala}}/{{Data Finland municipality|population_total|Asikkala}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Asikkala}}/{{Data Finland municipality|population_total|Asikkala}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Asikkala}}/{{Data Finland municipality|population_total|Asikkala}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Hartola.vaakuna.svg|50px|border|Coat of arms of Hartola]]|| [[Hartola, Finland|Hartola]] || {{formatnum: {{Data Finland municipality|population_total|Hartola}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Hartola}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Hartola}}/{{Data Finland municipality|area_land_km2|Hartola}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Hartola}}/{{Data Finland municipality|population_total|Hartola}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Hartola}}/{{Data Finland municipality|population_total|Hartola}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Hartola}}/{{Data Finland municipality|population_total|Hartola}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Heinola.vaakuna.svg|50px|border|Coat of arms of Heinola]]|| [[Heinola]] || {{formatnum: {{Data Finland municipality|population_total|Heinola}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Heinola}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Heinola}}/{{Data Finland municipality|area_land_km2|Heinola}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Heinola}}/{{Data Finland municipality|population_total|Heinola}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Heinola}}/{{Data Finland municipality|population_total|Heinola}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Heinola}}/{{Data Finland municipality|population_total|Heinola}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Hollola.vaakuna.svg|50px|border|Coat of arms of Hollola]]|| [[Hollola]] || {{formatnum: {{Data Finland municipality|population_total|Hollola}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Hollola}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Hollola}}/{{Data Finland municipality|area_land_km2|Hollola}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Hollola}}/{{Data Finland municipality|population_total|Hollola}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Hollola}}/{{Data Finland municipality|population_total|Hollola}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Hollola}}/{{Data Finland municipality|population_total|Hollola}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Iitti.vaakuna.svg|50px|border|Coat of arms of Iitti]]|| [[Iitti]] || {{formatnum: {{Data Finland municipality|population_total|Iitti}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Iitti}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Iitti}}/{{Data Finland municipality|area_land_km2|Iitti}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Iitti}}/{{Data Finland municipality|population_total|Iitti}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Iitti}}/{{Data Finland municipality|population_total|Iitti}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Iitti}}/{{Data Finland municipality|population_total|Iitti}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Kärkölä.vaakuna.svg|50px|border|Coat of arms of Kärkölä]]|| [[Kärkölä]] || {{formatnum: {{Data Finland municipality|population_total|Kärkölä}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Kärkölä}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Kärkölä}}/{{Data Finland municipality|area_land_km2|Kärkölä}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Kärkölä}}/{{Data Finland municipality|population_total|Kärkölä}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Kärkölä}}/{{Data Finland municipality|population_total|Kärkölä}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Kärkölä}}/{{Data Finland municipality|population_total|Kärkölä}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Lahti.vaakuna.svg|50px|border|Coat of arms of Lahti]]|| [[Lahti]] || {{formatnum: {{Data Finland municipality|population_total|Lahti}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Lahti}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Lahti}}/{{Data Finland municipality|area_land_km2|Lahti}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Lahti}}/{{Data Finland municipality|population_total|Lahti}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Lahti}}/{{Data Finland municipality|population_total|Lahti}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Lahti}}/{{Data Finland municipality|population_total|Lahti}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Orimattila.vaakuna.svg|50px|border|Coat of arms of Orimattila]]|| [[Orimattila]] || {{formatnum: {{Data Finland municipality|population_total|Orimattila}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Orimattila}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Orimattila}}/{{Data Finland municipality|area_land_km2|Orimattila}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Orimattila}}/{{Data Finland municipality|population_total|Orimattila}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Orimattila}}/{{Data Finland municipality|population_total|Orimattila}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Orimattila}}/{{Data Finland municipality|population_total|Orimattila}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Padasjoki.vaakuna.svg|50px|border|Coat of arms of Padasjoki]]|| [[Padasjoki]] || {{formatnum: {{Data Finland municipality|population_total|Padasjoki}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Padasjoki}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Padasjoki}}/{{Data Finland municipality|area_land_km2|Padasjoki}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Padasjoki}}/{{Data Finland municipality|population_total|Padasjoki}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Padasjoki}}/{{Data Finland municipality|population_total|Padasjoki}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Padasjoki}}/{{Data Finland municipality|population_total|Padasjoki}}*100)round 0 }}}}&nbsp;%
|-
|[[File:Sysmä.vaakuna.svg|50px|border|Coat of arms of Sysmä]]|| [[Sysmä]] || {{formatnum: {{Data Finland municipality|population_total|Sysmä}} }} || {{formatnum:{{#expr: {{Data Finland municipality|area_land_km2|Sysmä}}round 0}} }} || {{formatnum: {{#expr: {{Data Finland municipality|population_total|Sysmä}}/{{Data Finland municipality|area_land_km2|Sysmä}} round 0}} }}
|| {{formatnum:{{#expr:({{Data Finland municipality/native language Finnish|Sysmä}}/{{Data Finland municipality|population_total|Sysmä}}*100)round 0 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language Swedish|Sysmä}}/{{Data Finland municipality|population_total|Sysmä}}*100)round 1 }}}}&nbsp;% || {{formatnum:{{#expr:({{Data Finland municipality/native language other|Sysmä}}/{{Data Finland municipality|population_total|Sysmä}}*100)round 0 }}}}&nbsp;%
|-
!!!+ style=text-align:right | Total !!+ style=text-align:right | {{formatnum: {{#expr: {{Data Finland municipality|population_total|Asikkala}}+{{Data Finland municipality|population_total|Hartola}}+{{Data Finland municipality|population_total|Heinola}}+{{Data Finland municipality|population_total|Hollola}}+{{Data Finland municipality|population_total|Iitti}}+{{Data Finland municipality|population_total|Kärkölä}}+{{Data Finland municipality|population_total|Lahti}}+{{Data Finland municipality|population_total|Orimattila}}+{{Data Finland municipality|population_total|Padasjoki}}+{{Data Finland municipality|population_total|Sysmä}}}} }} !!+ style=text-align:right | {{formatnum: {{#expr: {{Data Finland municipality|area_land_km2|Asikkala}}+{{Data Finland municipality|area_land_km2|Hartola}}+{{Data Finland municipality|area_land_km2|Heinola}}+{{Data Finland municipality|area_land_km2|Hollola}}+{{Data Finland municipality|area_land_km2|Iitti}}+{{Data Finland municipality|area_land_km2|Kärkölä}}+{{Data Finland municipality|area_land_km2|Lahti}}+{{Data Finland municipality|area_land_km2|Orimattila}}+{{Data Finland municipality|area_land_km2|Padasjoki}}+{{Data Finland municipality|area_land_km2|Sysmä}}round 0}} }} !!+ style=text-align:right | {{formatnum: {{#expr: ({{Data Finland municipality/population count|Asikkala}} + {{Data Finland municipality/population count|Hartola}} + {{Data Finland municipality/population count|Heinola}} + {{Data Finland municipality/population count|Hollola}} + {{Data Finland municipality/population count|Iitti}} + {{Data Finland municipality/population count|Kärkölä}} + {{Data Finland municipality/population count|Lahti}} + {{Data Finland municipality/population count|Orimattila}} + {{Data Finland municipality/population count|Padasjoki}} + {{Data Finland municipality/population count|Sysmä}})/({{Data Finland municipality/land area|Asikkala}} + {{Data Finland municipality/land area|Hartola}} + {{Data Finland municipality/land area|Heinola}} + {{Data Finland municipality/land area|Hollola}} + {{Data Finland municipality/land area|Iitti}} + {{Data Finland municipality/land area|Kärkölä}} + {{Data Finland municipality/land area|Lahti}} + {{Data Finland municipality/land area|Orimattila}} + {{Data Finland municipality/land area|Padasjoki}} + {{Data Finland municipality/land area|Sysmä}}) round 0 }} }}
!!+ style=text-align:right | {{formatnum: {{#expr: ({{Data Finland municipality/native language Finnish|Asikkala}}+{{Data Finland municipality/native language Finnish|Hartola}}+{{Data Finland municipality/native language Finnish|Heinola}}+{{Data Finland municipality/native language Finnish|Hollola}}+{{Data Finland municipality/native language Finnish|Iitti}}+{{Data Finland municipality/native language Finnish|Kärkölä}}+{{Data Finland municipality/native language Finnish|Lahti}}+{{Data Finland municipality/native language Finnish|Orimattila}}+{{Data Finland municipality/native language Finnish|Padasjoki}}+{{Data Finland municipality/native language Finnish|Sysmä}}) / ({{Data Finland municipality|population_total|Asikkala}}+{{Data Finland municipality|population_total|Hartola}}+{{Data Finland municipality|population_total|Heinola}}+{{Data Finland municipality|population_total|Hollola}}+{{Data Finland municipality|population_total|Iitti}}+{{Data Finland municipality|population_total|Kärkölä}}+{{Data Finland municipality|population_total|Lahti}}+{{Data Finland municipality|population_total|Orimattila}}+{{Data Finland municipality|population_total|Padasjoki}}+{{Data Finland municipality|population_total|Sysmä}})*100 round 0}} }}&nbsp;%
!!+ style=text-align:right | {{formatnum: {{#expr: ({{Data Finland municipality/native language Swedish|Asikkala}}+{{Data Finland municipality/native language Swedish|Hartola}}+{{Data Finland municipality/native language Swedish|Heinola}}+{{Data Finland municipality/native language Swedish|Hollola}}+{{Data Finland municipality/native language Swedish|Iitti}}+{{Data Finland municipality/native language Swedish|Kärkölä}}+{{Data Finland municipality/native language Swedish|Lahti}}+{{Data Finland municipality/native language Swedish|Orimattila}}+{{Data Finland municipality/native language Swedish|Padasjoki}}+{{Data Finland municipality/native language Swedish|Sysmä}}) / ({{Data Finland municipality|population_total|Asikkala}}+{{Data Finland municipality|population_total|Hartola}}+{{Data Finland municipality|population_total|Heinola}}+{{Data Finland municipality|population_total|Hollola}}+{{Data Finland municipality|population_total|Iitti}}+{{Data Finland municipality|population_total|Kärkölä}}+{{Data Finland municipality|population_total|Lahti}}+{{Data Finland municipality|population_total|Orimattila}}+{{Data Finland municipality|population_total|Padasjoki}}+{{Data Finland municipality|population_total|Sysmä}})*100 round 1}} }}&nbsp;%
!!+ style=text-align:right | {{formatnum: {{#expr: ({{Data Finland municipality/native language other|Asikkala}}+{{Data Finland municipality/native language other|Hartola}}+{{Data Finland municipality/native language other|Heinola}}+{{Data Finland municipality/native language other|Hollola}}+{{Data Finland municipality/native language other|Iitti}}+{{Data Finland municipality/native language other|Kärkölä}}+{{Data Finland municipality/native language other|Lahti}}+{{Data Finland municipality/native language other|Orimattila}}+{{Data Finland municipality/native language other|Padasjoki}}+{{Data Finland municipality/native language other|Sysmä}}) / ({{Data Finland municipality|population_total|Asikkala}}+{{Data Finland municipality|population_total|Hartola}}+{{Data Finland municipality|population_total|Heinola}}+{{Data Finland municipality|population_total|Hollola}}+{{Data Finland municipality|population_total|Iitti}}+{{Data Finland municipality|population_total|Kärkölä}}+{{Data Finland municipality|population_total|Lahti}}+{{Data Finland municipality|population_total|Orimattila}}+{{Data Finland municipality|population_total|Padasjoki}}+{{Data Finland municipality|population_total|Sysmä}})*100 round 0}} }}&nbsp;%
|}
{{clear}}
{{coord missing|Finland}}
==References==
{{Reflist}}
[[Category:Sub-regions of Finland]]
[[Category:Geography of Päijät-Häme]]
{{SouthernFinland-geo-stub}}