The Houston Astros have allowed 42,513 runs all-time.

	TEAM	R	SEASON	G	W%	W	L	GS	ERA	SO	CG	SHO	SV	IP	H	ER	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Colt .45's	717	1962	162	.400	64	96	162	3.83	1,047	34	8	19	1453.2	1,446	618	113	471	37	19	6,186	74	6.48	2.92	2.22	0.70	16.9	7.6	1.32	.295	4.44	8.95
2	Colt .45's	640	1963	162	.407	66	96	162	3.44	937	36	8	20	1450.1	1,341	554	95	378	35	23	6,036	43	5.81	2.35	2.48	0.59	15.5	6.3	1.19	.271	3.97	8.32
3	Colt .45's	628	1964	162	.407	66	96	162	3.41	852	30	6	31	1428.0	1,421	541	105	353	28	53	5,990	39	5.37	2.22	2.41	0.66	14.2	5.9	1.24	.283	3.96	8.96
4	Astros	711	1965	162	.401	65	97	162	3.84	931	29	7	26	1461.0	1,459	624	123	388	40	69	6,160	53	5.74	2.39	2.40	0.76	15.1	6.3	1.26	.286	4.38	8.99
5	Astros	695	1966	163	.444	72	90	163	3.76	929	34	9	26	1443.2	1,468	603	130	391	34	44	6,126	60	5.79	2.44	2.38	0.81	15.2	6.4	1.29	.288	4.33	9.15
6	Astros	742	1967	162	.426	69	93	162	4.03	1,060	35	7	22	1445.2	1,444	647	120	485	43	47	6,208	69	6.60	3.02	2.19	0.75	17.1	7.8	1.33	.294	4.62	8.99
7	Astros	588	1968	162	.444	72	90	162	3.26	1,021	50	10	23	1447.0	1,362	524	68	479	36	85	6,125	74	6.35	2.98	2.13	0.42	16.7	7.8	1.27	.286	3.66	8.47
8	Astros	668	1969	162	.500	81	81	162	3.60	1,221	52	9	34	1435.2	1,347	574	111	547	35	65	6,126	73	7.65	3.43	2.23	0.70	19.9	8.9	1.32	.293	4.19	8.44
9	Astros	763	1970	162	.488	79	83	162	4.23	942	36	5	35	1456.0	1,491	685	131	577	41	45	6,337	91	5.82	3.57	1.63	0.81	14.9	9.1	1.42	.293	4.72	9.22
10	Astros	567	1971	162	.488	79	83	162	3.13	914	43	10	25	1471.1	1,318	512	75	475	60	52	6,121	64	5.59	2.91	1.92	0.46	14.9	7.8	1.22	.270	3.47	8.06
11	Astros	636	1972	153	.549	84	69	153	3.77	971	38	13	31	1385.1	1,340	580	114	498	38	33	5,890	58	6.31	3.24	1.95	0.74	16.5	8.5	1.33	.287	4.13	8.71
12	Astros	672	1973	162	.506	82	80	162	3.75	907	45	13	26	1460.2	1,389	608	111	575	29	64	6,236	52	5.59	3.54	1.58	0.68	14.5	9.2	1.34	.277	4.14	8.56
13	Astros	632	1974	162	.500	81	81	162	3.46	738	36	15	18	1450.2	1,396	558	84	601	37	56	6,225	52	4.58	3.73	1.23	0.52	11.9	9.7	1.38	.275	3.92	8.66
14	Astros	711	1975	162	.398	64	97	162	4.04	839	39	6	25	1458.1	1,436	654	106	679	34	44	6,337	83	5.18	4.19	1.24	0.65	13.2	10.7	1.45	.284	4.39	8.86
15	Astros	657	1976	162	.494	80	82	162	3.56	780	42	15	29	1444.1	1,349	571	82	662	25	43	6,213	57	4.86	4.13	1.18	0.51	12.6	10.7	1.39	.272	4.09	8.41
16	Astros	650	1977	162	.500	81	81	162	3.54	871	37	7	28	1465.2	1,384	576	110	545	25	33	6,196	46	5.35	3.35	1.60	0.68	14.1	8.8	1.32	.274	3.99	8.50
17	Astros	634	1978	162	.457	74	88	162	3.63	930	48	13	23	1440.1	1,328	581	86	578	31	54	6,140	47	5.81	3.61	1.61	0.54	15.1	9.4	1.32	.275	3.96	8.30
18	Astros	582	1979	162	.549	89	73	162	3.20	854	55	17	31	1447.2	1,278	514	90	504	24	24	6,014	55	5.31	3.13	1.69	0.56	14.2	8.4	1.23	.262	3.62	7.95
19	Astros	589	1980	163	.571	93	70	163	3.10	929	31	13	41	1482.2	1,367	511	69	466	25	26	6,160	38	5.64	2.83	1.99	0.42	15.1	7.6	1.24	.278	3.58	8.30
20	Astros	331	1981	110	.555	61	49	110	2.66	610	23	13	25	990.0	842	293	40	300	11	24	4,034	36	5.55	2.73	2.03	0.36	15.1	7.4	1.15	.261	3.01	7.65
21	Astros	620	1982	162	.475	77	85	162	3.42	899	37	10	31	1446.2	1,338	549	87	479	33	40	6,038	61	5.59	2.98	1.88	0.54	14.9	7.9	1.26	.276	3.86	8.32
22	Astros	646	1983	162	.525	85	77	162	3.45	904	22	8	48	1466.1	1,276	562	94	570	27	49	6,117	49	5.55	3.50	1.59	0.58	14.8	9.3	1.26	.261	3.96	7.83
23	Astros	630	1984	162	.494	80	82	162	3.32	950	24	7	29	1449.1	1,350	534	91	502	17	58	6,064	45	5.90	3.12	1.89	0.57	15.7	8.3	1.28	.280	3.91	8.38
24	Astros	691	1985	162	.512	83	79	162	3.66	909	17	3	42	1458.0	1,393	593	119	543	25	50	6,185	69	5.61	3.35	1.67	0.73	14.7	8.8	1.33	.278	4.27	8.60
25	Astros	569	1986	162	.593	96	66	162	3.15	1,160	18	11	51	1456.1	1,203	509	116	523	23	60	6,010	50	7.17	3.23	2.22	0.72	19.3	8.7	1.19	.260	3.52	7.43
	Total	42,513		10,137	.503	5,093	5,039	10,137	3.80	69,600	1,138	343	2,282	90789.0	86,535	38,332	8,672	32,122	2,779	2,652	385,499	3,373	6.90	3.18	2.17	0.86	18.1	8.3	1.31	.286	4.21	8.58