You can find out more about census tracts here. If you want a specific census tract map, try here.
Arizona: Census tract ranked by highest percentage.

County	Census Tract	Population	Married couples	Unmarried couples	Same-sex couples	% Same-sex couples	Male couples	% Male couples	Female couples	% Female couples
Cochise	10	1,920	280	74	14	3.95%	5	1.41%	9	2.54%
La Paz	201	2,666	695	64	26	3.43%	22	2.90%	4	0.53%
Maricopa	1106	5,728	747	205	32	3.36%	24	2.52%	8	0.84%
Maricopa	1138	2,319	269	81	10	2.86%	8	2.29%	2	0.57%
Pima	27.02	4,885	691	189	23	2.61%	12	1.36%	11	1.25%
Pinal	9412	5,715	397	184	15	2.58%	7	1.20%	8	1.38%
Apache	9443	6,881	848	94	24	2.55%	6	0.64%	18	1.91%
Maricopa	1167.04	5,500	870	210	27	2.50%	11	1.02%	16	1.48%
Maricopa	1162.02	5,256	776	118	22	2.46%	8	0.89%	14	1.57%
Cochise	11	3,901	673	100	19	2.46%	6	0.78%	13	1.68%

Arizona: Census tract ranked by total number of same-sex couples.

County	Census Tract	Population	Married couples	Unmarried couples	Same-sex couples	% Same-sex couples	Male couples	% Male couples	Female couples	% Female couples
Pima	44.17	8,035	1,876	203	45	2.16%	18	0.87%	27	1.30%
Yavapai	14	8,445	2,173	198	36	1.52%	26	1.10%	10	0.42%
Yavapai	17	10,456	2,591	288	36	1.25%	12	0.42%	24	0.83%
Yavapai	16	12,913	2,792	341	36	1.15%	19	0.61%	17	0.54%
Pima	44.09	9,397	1,981	233	33	1.49%	12	0.54%	21	0.95%
Maricopa	1106	5,728	747	205	32	3.36%	24	2.52%	8	0.84%
Yavapai	20	19,138	4,109	445	32	0.70%	12	0.26%	20	0.44%
Mohave	9520	11,425	2,718	344	31	1.01%	14	0.46%	17	0.56%
Pinal	3.06	7,586	2,367	191	30	1.17%	10	0.39%	20	0.78%
Yavapai	2.01	9,798	2,416	186	30	1.15%	11	0.42%	19	0.73%
Coconino	13	8,960	1,950	217	28	1.29%	8	0.37%	20	0.92%
Maricopa	610.03	10,395	2,539	160	28	1.04%	18	0.67%	10	0.37%
Maricopa	1167.04	5,500	870	210	27	2.50%	11	1.02%	16	1.48%
Yuma	111.02	6,894	2,117	153	27	1.19%	11	0.48%	16	0.70%
La Paz	201	2,666	695	64	26	3.43%	22	2.90%	4	0.53%