{{Infobox of upazilas
| native_name        = Chandpur Sadar
| locator_position   = right
| latd               = 23.2139
| longd              = 90.6361
| division_name      = Chittagong Division
| district           = Chandpur District
| population_as_of   = 1991
| population_total   = 396872
| population_density = 1285
| area_total         = 308.78
| area_telephone     = 
| postal_code        = 
| maplink            =  www.bangladesh.gov.bd/maps/images/chandpur/ChandpurSadar.gif
| maplink_caption    =  Official Map of Chandpur Sadar 
| footnotes          = 
}}
'''Chandpur Sadar''' () is an Chittagong, Bangladesh.

==Geography==
Chandpur Sadar is located at . It has 70424 units of house hold and total area 308.78 km².

==Demographics==
As of 1991 Bangladesh census, Chandpur Sadar has a population of 396872. Males constitute are 52.25% of the population, and females 47.75%. This Upazila's eighteen up population is 195578. Chandpur Sadar has an average literacy rate of 40.1% (7+ years), and the national average of 32.4% literate. <ref name="census"></ref>

==Administrative==
Chandpur Sadar has 18 Unions/Wards, 187 Mauzas/Mahallas, and 114 villages.

{{Infobox of upazilas
| native_name        = চাঁদপুর সদর
| locator_position   = right
| latd               = 23.2139
| longd              = 90.6361
| division_name      = চট্টগ্রাম বিভাগ
| district           = চাঁদপুর জেলা
| population_as_of   = ১৯৯১
| population_total   = ৩৯৬৮৭২
| population_density = ১২৮৫
| area_total         = ৩০৮.৭৮
| area_telephone     = 
| postal_code        = 
| maplink            =  www.bangladesh.gov.bd/maps/images/chandpur/ChandpurSadar.gif
| maplink_caption    =  চাঁদপুর সদরের অফিসিয়াল মানচিত্র
| footnotes          = 
}}
'''চাঁদপুর সদর''' বাংলাদেশের চাঁদপুর জেলার অন্তর্গত একটি উপজেলা।

==অবস্থান==

==প্রশাসনিক এলাকা ==

==ইতিহাস==

==জনসংখ্যার উপাত্ত ==
মোট লোক সংখ্যা ৩,৯৬,৮৭২
মুসলমান ৯২.৯১%
হিন্দু ৬.৮৭%
খ্রীষ্টান ০.০৭%
বৌদ্ধ ০.০৩%
অন্যান্য ০.১২%

==শিক্ষা==

==অর্থনীতি==