Ambala district is one of the 22 districts of Haryana state in the country of India with Ambala town serving as the administrative headquarters of the district. District Ambala lies on the North-Eastern edge of Haryana and borders Punjab and Himachal Pradesh. Ambala district is a part of Ambala Division.

Divisions

This district falls under the Ambala Lok Sabha constituency, which is a reserved for the Scheduled Caste candidates only. This district also has four Vidhan Sabha constituencies, all of which are part of Ambala Lok Sabha constituency. Those are Ambala City, Ambala Cantt, Mulana and Naraingarh.

Administration of this district falls under the Ambala division and law and order falls under the Ambala Police Range. The district administration has two sub-divisions, Ambala and Naraingarh. District is further subdivided into 4 community development blocks and 7 revenue tehsils. Community development blocks are Ambala, Ambala Cantt, Barara and Naraingarh. Tehsils are Ambala, Ambala Cantt, Barara, Mullana, Saha, Shahzadpur and Naraingarh.

Economy

Located in the Indo-Gangetic Plain, the land is generally fertile and conducive to agriculture. However, primary sector contributes much lesser to the economy of the district than it does to the economy of Haryana. Small scale industries form the bulk of the industrial landscape in the district. It is one of the largest producers of scientific and surgical instruments in the country and home to a large number of scientific instrument manufacturers due to which it is also referred as Science City .

Demographics

Historical population

Year	Pop.	±% p.a.
1901	330,735	—
1911	277,417	−1.74%
1921	258,229	−0.71%
1931	297,802	+1.44%
1941	339,882	+1.33%
1951	365,383	+0.73%
1961	453,581	+2.19%
1971	539,297	+1.75%
1981	659,385	+2.03%
1991	806,482	+2.03%
2001	1,014,411	+2.32%
2011	1,128,350	+1.07%
source:

According to the 2011 census, Ambala district had a population of 1,128,350 roughly equal to the nation of Cyprus or the US state of Rhode Island. It ranks 410th (out of a total of 640) in India in terms of population. The district has a population density of 720 inhabitants per square kilometre (1,900/sq mi) . Its population growth rate over the decade 2001-2011 was 11.23%. Ambala had a sex ratio of 885 females for every 1000 males, and a literacy rate of 81.75%. Scheduled Castes make up 26.25% of the population.

Hindi (In Devanagri Script) is the official languages and thus used for official communication. At the time of the 2011 Census of India, 84.57% of the population in the district spoke Hindi, 10.95% Punjabi and 2.72% Haryanvi as their first language.

Languages

Language	1911	1921	1931	1961	1991	2001	2011
Hindi	3.50%	5.45%	—	66.72%	87.87%	85.26%	84.57%
Punjabi	35.71%	40.91%	36.12%	30.48%	10.93%	13.15%	10.96%
Urdu	—	53.05%	—	—	0.19%	0.11%	0.11%
Hindustani	56.39%	—	60.58%	—	—	—	—
Pahadi	3.10%	0.07%	2.62%	0.23%	—	—	—
Haryanvi	—	—	—	—	—	—	2.72%
Other	1.30%	0.52%	0.62%	~2.57%	1.00%	1.48%	1.64

Religion

Population trends for major religious groups in Ambala district (1941–1961, 2001–2011)

Religious group	Population % 1941	Population % 1951	Population % 1961	Population % 2001	Population % 2011
Hinduism	48.68%	72.20%	71.45%	84.40%	84.65%
Islam	31.73%	2.40%	—	1.70%	1.96%
Sikhism	18.47%	24.60%	24.83%	13.06%	12.25%
Christianity	0.72%	—	—	0.28%	0.33%
Jainism	0.36%	—	—	0.52%	0.43%
Buddhism	0.02%	—	—	0.02%	0.03%
Other / No religion	0.04%	0.8%	3.73%	0.01%	0.35%

Religious groups in Ambala District (British Punjab province era)

Religious group	1901		1911		1921		1931		1941
	Pop.	%	Pop.	%	Pop.	%	Pop.	%	Pop.	%
Hinduism	510,105	62.52%	380,592	55.16%	370,125	54.31%	346,809	46.68%	412,658	48.68%
Islam	240,710	29.5%	205,203	29.74%	205,750	30.19%	230,837	31.07%	268,999	31.73%
Sikhism	58,073	7.12%	94,471	13.69%	97,614	14.32%	155,555	20.94%	156,543	18.47%
Christianity	4,362	0.53%	7,483	1.08%	5,679	0.83%	7,141	0.96%	6,065	0.72%
Jainism	2,614	0.32%	2,187	0.32%	2,272	0.33%	2,550	0.34%	3,065	0.36%
Zoroastrianism	14	0%	34	0%	30	0%	2	0%	48	0.01%
Judaism	2	0%	0	0%	1	0%	2	0%	4	0%
Buddhism	0	0%	0	0%	5	0%	6	0%	146	0.02%
Others	0	0%	0	0%	1	0%	0	0%	217	0.03%
Total population	815,880	100%	689,970	100%	681,477	100%	742,902	100%	847,745	100%
Note: British Punjab province era district borders are not an exact match in the present-day due to various bifurcations to district borders — which since created new districts — throughout the historic Punjab Province region during the post-independence era that have taken into account population increases.

Religion in the Tehsils of Ambala District (1941)

Tehsil	Hinduism		Islam		Sikhism		Christianity		Jainism		Others		Total
	Pop.	%	Pop.	%	Pop.	%	Pop.	%	Pop.	%	Pop.	%	Pop.	%
Ambala Tehsil	122,627	51.95%	90,637	38.4%	18,504	7.84%	1,341	0.57%	1,894	0.8%	1,028	0.44%	236,031	100%
Kharar Tehsil	63,817	36.78%	39,156	22.57%	68,508	39.48%	1,184	0.68%	317	0.18%	532	0.31%	173,514	100%
Jagadhri Tehsil	102,825	66.01%	47,856	30.72%	4,154	2.67%	669	0.43%	241	0.15%	28	0.02%	155,773	100%
Naraingargh Tehsil	88,490	67.29%	38,950	29.62%	3,530	2.68%	247	0.19%	281	0.21%	0	0%	131,498	100%
Rupar Tehsil	34,899	23.12%	52,400	34.72%	61,847	40.98%	1,451	0.96%	332	0.22%	0	0%	150,929	100%
Note1: British Punjab province era tehsil borders are not an exact match in the present-day due to various bifurcations to tehsil borders — which since created new tehsils — throughout the historic Punjab Province region during the post-independence era that have taken into account population increases. Note2: Tehsil religious breakdown figures for Christianity only includes local Christians, labelled as "Indian Christians" on census. Does not include Anglo-Indian Christians or British Christians, who were classified under "Other" category.

Religion in Ambala district

Religious group	2011
	Pop.	%
Hinduism	955,096	84.65%
Sikhism	138,202	12.25%
Islam	22,143	1.96%
Christianity	3,705	0.33%
Others	9,204	0.82%
Total Population	1,128,350	100%

Cities, towns, villages, and other communities

• Ambala (city)
• Ambala Cantonment (city)
• Shahzadpur (town)
• Naraingarh (city)
• Kurali
• Harbon
• Barara (town)
• Saha
• Badhauli (village)
• Mullana (town)
• Kardhan (urban village)
• Sountli (village)

Notable people

• Abdullah Sahib, a Gilgit Agency Governor