National Highway 21 (India)

{{Short description|National highway in India}}

{{For | the old National Highway 21|National Highway 5 (India)|National Highway 154 (India)|National Highway 205 (India)}}

{{Use dmy dates|date=February 2017}}

{{Use Indian English|date=February 2017}}

{{infobox road

| country = IND

| type = NH

| route = 21

| length_km = 502

| image = Ghat ki Guni Tunnel National Highway 11 Jaipur Agra NH11 Rajasthan India 2013.jpg

| image_notes = Ghat ki Guni Tunnel near Jaipur

| map = {{Maplink|frame=yes|frame-width=290|frame-height=180|frame-align=center|type=line|stroke-width=3

| id= Q25351501|title=National Highway 21|text= Map of National Highway 21 in red }}

| map_custom = yes

| direction_a = West

| terminus_a = Jaipur

| destinations = From Patrika Chowk on NH48 in JaipurCity to Dausa-Bharatpur-Agra-Sikandra Rao-Kasganj-Budaun - Ramganga Tiraha - Bareilly City, Lalpur Chauraha on NH30 in Bareilly.

| direction_b = East

| terminus_b = Bareilly

| junction =

| states = Rajasthan, Uttar Pradesh

| previous_type = NH

| next_type = NH

| previous_route = 48

| next_route = 30

}}

National Highway 21 (NH 21) is a primary national highway in India. This highway connects Jaipur in Rajasthan to Agra and Bareilly in Uttar Pradesh{{cite web|url=http://dorth.gov.in/writereaddata/sublinkimages/finaldoc6143316640.pdf|title=Rationalisation of Numbering Systems of National Highways|publisher=Department of Road Transport and Highways|access-date=3 April 2012|location=New Delhi|archive-url=https://web.archive.org/web/20160201124738/http://dorth.gov.in/writereaddata/sublinkimages/finaldoc6143316640.pdf|archive-date=1 February 2016|url-status=dead}}{{Cite web|url=http://pib.nic.in/newsite/PrintRelease.aspx?relid=159565|title=Press Information Bureau - GOI|access-date=21 Feb 2018}} This national highway is {{convert|502|km|mi|abbr=on}} long starting from Patrika Chowk in Jaipur till its end at Lalpur Chauraha in Bareilly.{{Cite web|url=http://morth.nic.in/sites/default/files/Details-of-National-Highways-as-on-31.03.pdf|title=The List of National Highways in India|website=Ministry of Road Transport and Highways|access-date=14 October 2019}}