Chennai Constituencies Tables

With the assembly elections happening in Tamil Nadu on the 23rd April, we have put together some tables to help voters understand the state of the constituencies in Chennai.

Area and Voting

Constituency Number	Constituency Name	Area (sq km)	Voter Turnout (2021)	Voter Rolls (2026)
2	Ponneri	625.85	78.2%
7	Maduravoyal	47.48	60.3%
8	Ambattur	40.01	62.01%
9	Madavaram	227.78	66.37%
10	Thiruvottiyur	66.47	65.15%
11	Dr.Radhakrishnan Nagar	9.06	70.98%	250,930
12	Perambur	13.97	63%	295,860
13	Kolathur	7.62	61.04%	288,937
14	Villivakkam	8.69	55.92%	244,528
15	Thiru-Vi-Ka-Nagar	5.05	60.62%	222,727
16	Egmore	12.69	61.13%	195,151
17	Royapuram	5.51	62.6%	197,035
18	Harbour	9.94	57.64%	178,980
19	Chepauk-Thiruvallikeni	10.20	58.33%	239,840
20	Thousand Lights	15.55	56.25%	238,475
21	Anna Nagar	18.93		280,490
22	Virugampakkam	5.25	57.59%	287,417
23	Saidapet	22.71	57.36%	273,623
24	Thiyagarayanagar	6.49	55.99%	235,616
25	Mylapore	13.54	56.6%	269,627
26	Velachery	20.84	56.18%	316,642
27	Shozhinganallur	117.38	55.51%
29	Sriperumbudur	647.70	73.94%
30	Pallavaram	35.96	60.86%

Health parameters

Constituency Number	Constituency Name	UPHC	UCHC
2	Ponneri	–	0
7	Maduravoyal	5	1
8	Ambattur	9	1
9	Madavaram	4	1
10	Thiruvottiyur	8	2
11	Dr.Radhakrishnan Nagar	7	1
12	Perambur	8	0
13	Kolathur	4	0
14	Villivakkam	5	1
15	Thiru-Vi-Ka-Nagar	3	1
16	Egmore	11	0
17	Royapuram	5	1
18	Harbour	5	0
19	Chepauk-Thiruvallikeni	6	1
20	Thousand Lights	9	1
21	Anna Nagar	7	0
22	Virugampakkam	3	0
23	Saidapet	8	0
24	Thiyagarayanagar	5	0
25	Mylapore	7	0
26	Velachery	6	1
27	Shozhinganallur	10	1
29	Sriperumbudur	–	0
30	Pallavaram	–	0

Socio-economic parameters

Constituency Number	Constituency Name	Percentage area under slums	Parks per sq. km	Flood Points in 2020 (Cyclone Nivar)
2	Ponneri	1.01	–	0
7	Maduravoyal	2.66	0.80	2
8	Ambattur	0.33	1.02	7
9	Madavaram	3.25	0.14	3
10	Thiruvottiyur	13.26	0.35	2
11	Dr.Radhakrishnan Nagar	3.56	1.66	0
12	Perambur	3.84	2.36	0
13	Kolathur	3.16	2.10	0
14	Villivakkam	10.72	0.92	0
15	Thiru-Vi-Ka-Nagar	3.08	1.58	0
16	Egmore	3.69	1.73	2
17	Royapuram	1.87	1.09	0
18	Harbour	1.17	0.40	0
19	Chepauk-Thiruvallikeni	2.04	1.18	0
20	Thousand Lights	1.40	0.96	0
21	Anna Nagar	4.54	1.80	1
22	Virugampakkam	1.95	1.33	0
23	Saidapet	3.57	0.84	0
24	Thiyagarayanagar	2.29	2.00	0
25	Mylapore	6.23	1.48	0
26	Velachery	1.67	1.44	0
27	Shozhinganallur	–	0.72	35
29	Sriperumbudur	–	0.00	0
30	Pallavaram		0.17	1