Incidence () of influenza and ARI for the period from 05-10-2026 to 11-10-2026 (week 41)

Region	Number of health care facilities	Number of persons under surveillance						Number of cases						Incidence per 10,000
		Age groups						Age groups						Age groups
		0-4	5-14	15-29	30-64	65+	Total	0-4	5-14	15-29	30-64	65+	Total	0-4	5-14	15-29	30-64	65+	Total
Blagoevgrad	4	291	648	1 055	3 081	1 342	6 417	3	4	4	5	5	21	103.09	61.73	37.91	16.23	37.26	32.73
Burgas	12	860	1 972	2 810	9 274	4 129	19 045	27	63	95	48	10	243	313.95	319.47	338.08	51.76	24.22	127.59
Dobrich	8	255	605	826	3 435	1 835	6 956	9	10	2	19	5	45	352.94	165.29	24.21	55.31	27.25	64.69
Gabrovo	5	139	383	513	2 205	1 269	4 509	12	28	5	15	3	63	863.31	731.07	97.47	68.03	23.64	139.72
Haskovo	9	249	655	805	3 104	1 518	6 331	10	5	17	8	2	42	401.61	76.34	211.18	25.77	13.18	66.34
Kardjali	2	197	519	629	2 501	1 019	4 865	1	2	3	4	2	12	50.76	38.54	47.69	15.99	19.63	24.67
Kjustendil	6	147	326	432	1 660	890	3 455	5	12	5	4	3	29	340.14	368.10	115.74	24.10	33.71	83.94
Lovech	2	85	227	464	1 082	877	2 735	6	7	6	6	2	27	705.88	308.37	129.31	55.45	22.81	98.72
Montana	6	148	405	434	1 930	832	3 749	4	5	2	7	0	18	270.27	123.46	46.08	36.27	0.00	48.01
Pazardjik	5	229	531	631	2 669	1 370	5 430	3	7	4	4	0	18	131.00	131.83	63.39	14.99	0.00	33.15
Pernik	10	259	651	837	3 320	1 513	6 580	6	5	3	10	3	27	231.66	76.80	35.84	30.12	19.83	41.03
Pleven	6	324	791	1 162	4 334	2 246	8 857	20	38	15	29	13	115	617.28	480.40	129.09	66.91	57.88	129.84
Plovdiv	12	1 677	3 340	5 187	16 075	6 673	32 952	62	43	33	54	11	203	369.71	128.74	63.62	33.59	16.48	61.60
Razgrad	4	142	270	329	1 390	608	2 739	5	4	1	2	0	12	352.11	148.15	30.40	14.39	0.00	43.81
Russe	7	470	1 094	1 568	5 944	2 996	12 072	17	46	45	42	10	160	361.70	420.48	286.99	70.66	33.38	132.54
Shumen	8	267	657	850	3 338	1 552	6 664	4	27	12	19	4	66	149.81	410.96	141.18	56.92	25.77	99.04
Silistra	4	84	214	258	1 312	820	2 688	2	12	7	13	5	39	238.10	560.75	271.32	99.09	60.98	145.09
Sliven	7	426	907	1 062	3 649	1 782	7 826	6	8	8	1	1	24	140.85	88.20	75.33	2.74	5.61	30.67
Smolyan	5	73	242	260	1 247	626	2 448	6	10	8	4	0	28	821.92	413.22	307.69	32.08	0.00	114.38
Sofia	7	546	1 154	1 505	5 333	2 303	10 841	18	22	14	10	4	68	329.67	190.64	93.02	18.75	17.37	62.72
Sofia capital	25	6 011	12 091	19 232	62 364	23 594	123 292	26	20	15	12	14	87	43.25	16.54	7.80	1.92	5.93	7.06
Stara Zagora	9	530	1 200	1 626	6 083	2 687	12 126	33	32	11	29	0	105	622.64	266.67	67.65	47.67	0.00	86.59
Targovishte	3	155	345	409	1 602	747	3 258	1	5	4	4	1	15	64.52	144.93	97.80	24.97	13.39	46.04
Varna	15	1 491	3 220	4 871	15 770	6 522	31 874	61	81	52	39	7	240	409.12	251.55	106.75	24.73	10.73	75.30
Veliko Tarnovo	8	270	583	986	2 880	1 258	5 977	2	3	2	2	1	10	74.07	51.46	20.28	6.94	7.95	16.73
Vidin	6	124	323	428	1 967	756	3 598	4	4	7	12	0	27	322.58	123.84	163.55	61.01	0.00	75.04
Vratsa	8	201	460	611	2 468	1 101	4 841	7	7	5	3	1	23	348.26	152.17	81.83	12.16	9.08	47.51
Yambol	6	290	646	760	2 780	1 461	5 937	23	20	13	10	5	71	793.10	309.60	171.05	35.97	34.22	119.59
Country total	209	15 940	34 459	50 540	172 797	74 326	348 062	383	530	398	415	112	1 838	240.28	153.81	78.75	24.02	15.07	52.81

Influenza and Acute Respiratory Infections Information System

National center of infectious and parasitic diseases

USAID

Incidence () of influenza and ARI for the period from 05-10-2026 to 11-10-2026 (week 41)