Siddharthnagar

{{Short description|City in Naugarh, Uttar Pradesh, India}}

{{About|the Indian city|the city in Nepal|Siddharthanagar}}

{{Use dmy dates|date=March 2025}}

{{Use Indian English|date=July 2016}}

{{Infobox settlement

| name = Siddharthnagar

| other_name = Naugarh

| nickname = Shivansh Misha city

| settlement_type = City

| image_skyline =

| image_alt =

| image_caption =

| pushpin_map = India Uttar Pradesh#India3

| pushpin_label_position = right

| pushpin_map_alt =

| pushpin_map_caption = Location in Uttar Pradesh, India

| coordinates = {{coord|27.300501|N|83.094498|E|display=inline,title}}

| subdivision_type = Country

| subdivision_name = {{flag|India}}

| subdivision_type1 = State

| subdivision_name1 = Uttar Pradesh

| subdivision_type2 = District

| subdivision_name2 = Siddharthnagar

| established_title =

| established_date = 13 MAY 1989

| government_type = Democracy

| governing_body = Municipal Board

| leader_title3 = District Magistrate

| leader_name3 = Dr rajaganpath rai (IAS){{cite web |url=https://siddharthnagar.nic.in/about-district/whos-who/ |title=about – who is who|website=Siddharthnagar NIC Official Website |access-date=29 September 2023}}

| unit_pref = Metric

| area_footnotes =

| area_rank =

| area_total_km2 =

| elevation_foot =

| elevation_m =

| population_total = 25,422

| population_as_of = 2011

| population_rank =

| population_density_km2 = auto

| population_demonym =

| population_footnotes =

| demographics_type1 = Languages

| demographics1_title1 = Official

| demographics1_info1 = Hindi

| demographics1_title2 = Regional

| demographics1_info2 = Bhojpuri, Awadhi

| timezone1 = IST

| utc_offset1 = +5:30

| postal_code_type = PIN

| postal_code = 272207

| area_code_type = Telephone code

| area_code = 05544

| registration_plate = UP-55

| blank1_name_sec1 = Nearest city

| blank1_info_sec1 = Gorakhpur, Basti

| website = {{URL|https://siddharthnagar.nic.in/}}

| footnotes =

| official_name =

}}

Siddharthnagar also known as Naugarh is a city and the district headquarters of Siddharthnagar in Uttar Pradesh, India.{{Cite web|title=Naugarh Siddharthnagar Pin Code {{!}} Postal Code (Zip Code) of Naugarh Siddharthnagar, Siddharthnagar, Uttar Pradesh, India|url=https://www.indiatvnews.com/pincode/uttar-pradesh/siddharthnagar/naugarh-siddharthnagar|access-date=24 January 2021|website=indiatvnews.com}} It is one of the five Vidhan Sabha constituencies in Siddharthnagar district, though the constituency has been renamed to Kapilvastu, and is near Lumbini, Nepal the birthplace of Gautam Buddha. It is north of Siddharthnagar railway station 20 kilometers from India.