Delegation	1950	1960	1970	1980	1990	1995	2000	2005	Land Area (Square KM)	Land Area (Square Miles)
Core	2,234,795	2,657,347	2,854,700	2,595,823	1,930,267	1,760,359	1,688,401	1,677,358	138.8	53.6
Cuauhtemoc		956,582	923,182	814,983	595,960	540,382	515,132	521,348	32.4	12.5
Benito Juarez		507,215	576,475	544,882	407,811	369,956	359,334	355,017	26.6	10.3
Miguel Hidalgo		611,921	605,560	543,062	406,868	364,398	351,846	353,534	46.4	17.9
Venustiano Carranza		581,629	749,483	692,896	519,628	485,623	462,089	447,459	33.4	12.9
First Ring	676,120	1,986,970	3,600,711	5,275,157	5,084,065	5,294,927	5,332,345	5,342,627	469.6	181.3
Alvarado Obregon	93,176	220,011	456,709	639,213	642,753	676,930	685,327	706,567	77.1	29.8
Azcapotzalco	187,864	370,724	534,554	601,524	474,688	455,131	440,558	425,298	33.3	12.8
Coyocan	70,005	169,811	339,446	597,129	640,066	653,489	639,021	628,063	53.8	20.8
Cuajimalpa	9,676	19,199	36,200	91,200	119,669	136,873	151,127	173,625	80.9	31.2
Gustavo A. Madero	204,833	753,966	1,234,376	1,513,360	1,268,068	1,256,913	1,233,922	1,193,161	86.6	33.4
Ixtacalco	33,945	198,904	477,331	570,377	448,322	418,982	410,717	395,025	22.9	8.8
Iztapalapa	76,621	254,355	522,095	1,262,354	1,490,499	1,696,609	1,771,673	1,820,888	115.0	44.4
Second Ring	121,315	202,180	385,060	906,483	1,157,758	1,352,619	1,473,819	1,585,036	596.8	230.4
Magdalena Contreras	21,955	40,724	75,429	173,105	195,041	211,898	221,762	228,927	75.3	29.1
Tiahuac	19,511	29,880	62,419	146,923	206,700	255,891	302,483	344,106	91.7	35.4
Tlalpan	32,767	61,195	130,719	368,974	484,866	552,516	580,776	607,545	304.8	117.7
Xochimilco	47,082	70,381	116,493	217,481	271,151	332,314	368,798	404,458	125.1	48.3
Third Ring	18,212	24,379	33,694	53,616	63,654	81,102	96,744	115,895	283.5	109.5
Milpa Alta	18,212	24,379	33,694	53,616	63,654	81,102	96,744	115,895	283.5	109.5
Total	3,050,442	4,870,876	6,874,165	8,831,079	8,235,744	8,489,007	8,591,309	8,720,916	1,488.7	574.8
Population Per Square Mile
Core	41,706	49,592	53,275	48,444	36,023	32,852	31,509	31,303	-36.5%
Cuauhtemoc		76,432	73,763	65,118	47,618	43,177	41,160	41,656	-46.1%
Benito Juarez		49,369	56,111	53,035	39,694	36,009	34,975	34,555	-29.2%
Miguel Hidalgo		34,183	33,828	30,337	22,728	20,356	19,655	19,749	-42.5%
Venustiano Carranza		45,110	58,129	53,740	40,301	37,664	35,839	34,704	-20.6%
First Ring	3,729	10,960	19,861	29,097	28,043	29,206	29,412	29,469	168.4%
Alvarado Obregon	3,128	7,387	15,334	21,462	21,581	22,728	23,010	23,723	211.5%
Azcapotzalco	14,623	28,856	41,609	46,821	36,949	35,426	34,292	33,104	18.8%
Coyocan	3,367	8,168	16,327	28,721	30,786	31,431	30,736	30,209	276.3%
Cuajimalpa	310	615	1,159	2,920	3,832	4,383	4,839	5,559	687.2%
Gustavo A. Madero	6,129	22,562	36,937	45,285	37,945	37,612	36,924	35,704	63.7%
Ixtacalco	3,842	22,514	54,028	64,560	50,745	47,424	46,488	44,712	106.5%
Iztapalapa	1,726	5,730	11,761	28,438	33,577	38,220	39,911	41,020	596.5%
Second Ring	526	877	1,671	3,934	5,024	5,870	6,396	6,878	629.0%
Magdalena Contreras	755	1,401	2,594	5,954	6,708	7,288	7,627	7,874	444.5%
Tiahuac	551	844	1,763	4,149	5,838	7,227	8,543	9,718	912.3%
Tlalpan	278	520	1,111	3,136	4,121	4,696	4,936	5,163	849.1%
Xochimilco	975	1,457	2,412	4,504	5,615	6,882	7,637	8,375	424.0%
Third Ring	166	223	308	490	581	741	884	1,059	296.8%
Milpa Alta	166	223	308	490	581	741	884	1,059	296.8%
Total	5,307	8,474	11,959	15,364	14,328	14,769	14,947	15,172	76.4%
Population Per Square Kilometer
Core		19,133	20,554	18,690	13,898	12,674	12,156	12,077	-36.5%
Cuauhtemoc		29,488	28,458	25,123	18,371	16,658	15,880	16,071	-46.1%
Benito Juarez		19,047	21,648	20,461	15,314	13,892	13,494	13,331	-29.2%
Miguel Hidalgo		13,188	13,051	11,704	8,769	7,853	7,583	7,619	-42.5%
Venustiano Carranza		17,404	22,426	20,733	15,548	14,531	13,827	13,389	-20.6%
First Ring	1,439	4,228	7,662	11,226	10,819	11,268	11,347	11,369	168.4%
Alvarado Obregon	1,207	2,850	5,916	8,280	8,326	8,769	8,877	9,152	211.5%
Azcapotzalco	5,642	11,133	16,053	18,064	14,255	13,668	13,230	12,772	18.8%
Coyocan	1,299	3,151	6,299	11,081	11,877	12,126	11,858	11,655	276.3%
Cuajimalpa	120	237	447	1,127	1,478	1,691	1,867	2,145	687.2%
Gustavo A. Madero	2,365	8,704	14,250	17,471	14,639	14,511	14,245	13,775	63.7%
Ixtacalco	1,482	8,686	20,844	24,907	19,577	18,296	17,935	17,250	106.5%
Iztapalapa	666	2,211	4,538	10,971	12,954	14,745	15,398	15,826	596.5%
Second Ring	203	338	645	1,518	1,938	2,265	2,467	2,654	629.0%
Magdalena Contreras	291	540	1,001	2,297	2,588	2,812	2,943	3,038	444.5%
Tiahuac	213	326	680	1,601	2,252	2,788	3,296	3,749	912.3%
Tlalpan	107	201	429	1,210	1,590	1,812	1,904	1,992	849.1%
Xochimilco	376	562	931	1,737	2,166	2,655	2,946	3,231	424.0%
Third Ring	64	86	119	189	224	286	341	408	296.8%
Milpa Alta	64	86	119	189	224	286	341	408	296.8%