Incidence () of influenza and ARI for the period from 24-08-2026 to 30-08-2026 (week 35)

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	11	292	643	971	3 059	1 303	6 268	1	1	2	2	0	6	34.25	15.55	20.60	6.54	0.00	9.57
Burgas	12	860	1 972	2 810	9 274	4 129	19 045	21	14	11	10	3	59	244.19	70.99	39.15	10.78	7.27	30.98
Dobrich	8	255	605	826	3 435	1 835	6 956	0	0	2	6	2	10	0.00	0.00	24.21	17.47	10.90	14.38
Gabrovo	5	139	383	513	2 205	1 269	4 509	1	2	0	3	2	8	71.94	52.22	0.00	13.61	15.76	17.74
Haskovo	9	249	655	805	3 104	1 518	6 331	5	2	5	7	0	19	200.80	30.53	62.11	22.55	0.00	30.01
Kardjali	2	197	519	629	2 501	1 019	4 865	1	1	0	2	1	5	50.76	19.27	0.00	8.00	9.81	10.28
Kjustendil	6	147	326	432	1 660	890	3 455	5	2	3	1	6	17	340.14	61.35	69.44	6.02	67.42	49.20
Lovech	2	85	227	464	1 082	877	2 735	1	2	1	3	2	9	117.65	88.11	21.55	27.73	22.81	32.91
Montana	6	148	405	434	1 930	832	3 749	2	1	1	5	1	10	135.14	24.69	23.04	25.91	12.02	26.67
Pazardjik	5	229	531	631	2 669	1 370	5 430	3	2	6	3	0	14	131.00	37.66	95.09	11.24	0.00	25.78
Pernik	10	259	651	837	3 320	1 513	6 580	0	1	1	2	0	4	0.00	15.36	11.95	6.02	0.00	6.08
Pleven	6	324	791	1 162	4 334	2 246	8 857	9	2	3	3	0	17	277.78	25.28	25.82	6.92	0.00	19.19
Plovdiv	12	1 677	3 340	5 187	16 075	6 673	32 952	33	25	5	46	0	109	196.78	74.85	9.64	28.62	0.00	33.08
Razgrad	4	142	270	329	1 390	608	2 739	6	1	2	0	0	9	422.54	37.04	60.79	0.00	0.00	32.86
Russe	7	470	1 094	1 568	5 944	2 996	12 072	6	6	7	9	5	33	127.66	54.84	44.64	15.14	16.69	27.34
Shumen	8	267	657	850	3 338	1 552	6 664	2	6	7	10	5	30	74.91	91.32	82.35	29.96	32.22	45.02
Silistra	4	84	214	258	1 312	820	2 688	1	1	0	8	1	11	119.05	46.73	0.00	60.98	12.20	40.92
Sliven	7	426	907	1 062	3 649	1 782	7 826	3	2	4	3	1	13	70.42	22.05	37.66	8.22	5.61	16.61
Smolyan	5	73	242	260	1 247	626	2 448	0	1	1	0	0	2	0.00	41.32	38.46	0.00	0.00	8.17
Sofia	7	546	1 154	1 505	5 333	2 303	10 841	12	5	3	8	0	28	219.78	43.33	19.93	15.00	0.00	25.83
Sofia capital	25	6 011	12 091	19 232	62 364	23 594	123 292	21	19	13	11	17	81	34.94	15.71	6.76	1.76	7.21	6.57
Stara Zagora	9	530	1 200	1 626	6 083	2 687	12 126	18	3	2	13	0	36	339.62	25.00	12.30	21.37	0.00	29.69
Targovishte	3	155	345	409	1 602	747	3 258	1	2	2	2	0	7	64.52	57.97	48.90	12.48	0.00	21.49
Varna	15	1 491	3 220	4 871	15 770	6 522	31 874	20	33	15	22	4	94	134.14	102.48	30.79	13.95	6.13	29.49
Veliko Tarnovo	8	270	583	986	2 880	1 258	5 977	1	2	2	2	0	7	37.04	34.31	20.28	6.94	0.00	11.71
Vidin	6	124	323	428	1 967	756	3 598	2	1	3	4	0	10	161.29	30.96	70.09	20.34	0.00	27.79
Vratsa	8	201	460	611	2 468	1 101	4 841	3	2	2	0	1	8	149.25	43.48	32.73	0.00	9.08	16.53
Yambol	6	290	646	760	2 780	1 461	5 937	9	0	1	4	3	17	310.34	0.00	13.16	14.39	20.53	28.63
Country total	216	15 941	34 454	50 456	172 775	74 287	347 913	187	139	104	189	54	673	117.31	40.34	20.61	10.94	7.27	19.34

Influenza and Acute Respiratory Infections Information System

National center of infectious and parasitic diseases

USAID

Incidence () of influenza and ARI for the period from 24-08-2026 to 30-08-2026 (week 35)