| Gmina Zaręby Kościelne | |
| Other Name: | Zaręby Kościelne Commune |
| Settlement Type: | Gmina |
| Total Type: | Total |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrów Mazowiecka |
| Area Total Km2: | 88.9 |
| Population Total: | 3796 |
| Population As Of: | 2013[1] |
| Population Density Km2: | auto |
| Coor Pinpoint: | Zaręby Kościelne |
| Coordinates: | 52.75°N 30°W |
| Seat: | Zaręby Kościelne |
Gmina Zaręby Kościelne is a rural gmina (administrative district) in Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland. Its seat is the village of Zaręby Kościelne, which lies approximately 17km (11miles) east of Ostrów Mazowiecka and 970NaN0 north-east of Warsaw.
The gmina covers an area of 88.9km2, and as of 2006 its total population is 3,844 (3,796 in 2013).
Gmina Zaręby Kościelne contains the villages and settlements of Budziszewo, Chmielewo, Gaczkowo, Gąsiorowo, Grabowo, Kańkowo-Piecki, Kępiste-Borowe, Kietlanka, Kosuty, Niemiry, Nienałty-Brewki, Nienałty-Szymany, Nowa Złotoria, Pętkowo Wielkie, Pułazie, Rawy-Gaczkowo, Rostki-Daćbogi, Skłody Średnie, Skłody-Piotrowice, Skłody-Stachy, Stara Złotoria, Świerże Zielone, Świerże-Kiełcze, Świerże-Kończany, Świerże-Panki, Uścianek Wielki, Zakrzewo Wielkie, Zakrzewo-Kopijki, Zaręby Kościelne, Zaręby Leśne, Zgleczewo Panieńskie and Zgleczewo Szlacheckie.
Gmina Zaręby Kościelne is bordered by the gminas of Andrzejewo, Ceranów, Małkinia Górna, Nur, Ostrów Mazowiecka and Szulborze Wielkie.