Zalesie, Gmina Siennica
{{Other places|Zalesie (disambiguation)}}
{{Infobox settlement
| name = Zalesie
| settlement_type = Village
| total_type =
| image_skyline =
| image_caption =
| image_flag =
| image_shield =
| image_map =
| subdivision_type = Country
| subdivision_name = {{POL}}
| subdivision_type1 = Voivodeship
| subdivision_name1 = Masovian
| subdivision_type2 = County
| subdivision_name2 = Mińsk
| subdivision_type3 = Gmina
| subdivision_name3 = Siennica
| pushpin_map = Poland
| coordinates = {{coord|52|5|23|N|21|34|46|E|region:PL|display=title,inline}}
| elevation_m =
| population_total = 164{{cite web|url=https://www.polskawliczbach.pl/wies_Zalesie_siennica_mazowieckie| title=Wieś Zalesie - podstawowe informacje| date = |publisher=Polska w liczbach| access-date = 31 January 2023}}
| website =
}}
Zalesie {{IPAc-pl|z|a|'|l|e|ś|e}} is a village in the administrative district of Gmina Siennica, within Mińsk County, Masovian Voivodeship, in east-central Poland.{{TERYT}} It lies approximately {{convert|3|km|mi|0|abbr=on}} west of Siennica, {{convert|11|km|mi|0|abbr=on}} south of Mińsk Mazowiecki, and {{convert|43|km|mi|0|abbr=on}} east of Warsaw.