Lead Paint Risk in St. Louis County, Missouri

69.2%Pre-1978 Housing

308,373Pre-1978 Units

445,472Total Housing Units

236Census Tracts

How to Interpret This

This is an area-level screening signal based on Census housing-age data. It does not confirm lead paint in any specific home. Homes built before 1978 may contain lead-based paint, and certified inspection or testing is the only way to confirm a property-level hazard.

Reporter / Resident Story Kit

308,373 housing units in St. Louis County were built before 1978.
The county's pre-1978 housing share is 69.2%, compared with the state rate of 53.3%.
Local questions: Which neighborhoods have the oldest housing stock? Are lead-safe renovation resources available? Do renters and families with young children know how to request testing?

Highest-Risk Census Tracts

Individual census tracts ranked by pre-1978 housing percentage. Showing the top 100 of 236 tracts; download the full county tract CSV.

Tract	Pre-1978	Total	Risk Rate	1970s	1960s	1950s	1940s	≤1939
Census Tract 2113.01	2,568	2,607	98.5%	376	1,074	1,032	86	0
Census Tract 2201.02	1,668	1,703	97.9%	356	458	684	64	106
Census Tract 2145	1,269	1,298	97.8%	70	118	620	229	232
Census Tract 2106	2,963	3,034	97.7%	324	975	1,596	68	0
Census Tract 2122.01	1,859	1,903	97.7%	158	118	939	426	218
Census Tract 2126	2,254	2,307	97.7%	108	304	1,057	427	358
Census Tract 2134.02	737	756	97.5%	65	162	222	165	123
Census Tract 2135	2,377	2,440	97.4%	51	457	915	487	467
Census Tract 2201.01	1,599	1,647	97.1%	20	326	324	461	468
Census Tract 2136	1,853	1,912	96.9%	141	565	503	280	364
Census Tract 2157	2,440	2,519	96.9%	68	365	1,295	503	209
Census Tract 2164.02	1,335	1,377	96.9%	58	0	240	178	859
Census Tract 2195.01	1,683	1,736	96.9%	52	87	704	443	397
Census Tract 2121.01	2,153	2,224	96.8%	45	192	550	706	660
Census Tract 2127.01	1,491	1,546	96.4%	12	153	822	90	414
Census Tract 2110.01	1,913	1,986	96.3%	251	769	827	66	0
Census Tract 2116	2,328	2,438	95.5%	254	626	979	423	46
Census Tract 2118.02	1,535	1,607	95.5%	156	243	996	140	0
Census Tract 2111.01	3,073	3,221	95.4%	115	792	1,789	245	132
Census Tract 2160	744	780	95.4%	58	53	205	194	234
Census Tract 2159.02	1,500	1,574	95.3%	64	134	639	285	378
Census Tract 2196.02	1,138	1,203	94.6%	38	128	223	233	516
Census Tract 2108.05	2,792	2,953	94.5%	289	2,216	221	19	47
Census Tract 2105.01	1,170	1,239	94.4%	30	374	712	10	44
Census Tract 2141	620	657	94.4%	59	36	182	166	177
Census Tract 2200.01	2,033	2,156	94.3%	168	755	728	301	81
Census Tract 2127.02	866	919	94.2%	89	140	182	210	245
Census Tract 2134.01	1,804	1,915	94.2%	113	463	922	169	137
Census Tract 2124	789	839	94.0%	111	179	450	9	40
Census Tract 2172	980	1,043	94.0%	79	172	234	96	399
Census Tract 2144	2,041	2,181	93.6%	137	127	193	363	1,221
Census Tract 2143	1,708	1,829	93.4%	143	221	443	363	538
Census Tract 2115	1,099	1,183	92.9%	32	250	653	117	47
Census Tract 2202	2,200	2,368	92.9%	107	210	256	468	1,159
Census Tract 2112.02	1,554	1,680	92.5%	14	204	1,129	144	63
Census Tract 2169	1,282	1,387	92.4%	111	146	321	65	639
Census Tract 2159.01	1,421	1,539	92.3%	71	150	296	292	612
Census Tract 2123	2,817	3,054	92.2%	443	395	790	529	660
Census Tract 2162.02	1,604	1,745	91.9%	27	70	119	118	1,270
Census Tract 2199	2,146	2,337	91.8%	91	387	957	237	474
Census Tract 2205.03	1,196	1,303	91.8%	223	433	356	131	53
Census Tract 2197	2,425	2,646	91.6%	345	613	978	330	159
Census Tract 2138	2,229	2,435	91.5%	68	182	295	598	1,086
Census Tract 2188	2,122	2,320	91.5%	38	290	681	568	545
Census Tract 2105.02	1,539	1,684	91.4%	167	508	606	177	81
Census Tract 2146.01	1,496	1,640	91.2%	58	318	249	476	395
Census Tract 2147	3,020	3,316	91.1%	210	413	1,492	699	206
Census Tract 2148	2,416	2,664	90.7%	201	242	1,024	679	270
Census Tract 2207.03	987	1,091	90.5%	108	395	311	98	75
Census Tract 2207.02	1,695	1,881	90.1%	288	372	960	61	14
Census Tract 2120.03	1,770	1,966	90.0%	65	376	411	259	659
Census Tract 2200.02	1,632	1,823	89.5%	348	187	423	480	194
Census Tract 2110.02	1,210	1,353	89.4%	74	338	793	5	0
Census Tract 2162.01	1,763	1,971	89.4%	34	25	233	282	1,189
Census Tract 2194	2,073	2,325	89.2%	58	63	637	280	1,035
Census Tract 2203	772	865	89.2%	247	144	222	85	74
Census Tract 2109.25	2,022	2,276	88.8%	587	791	506	108	30
Census Tract 2107.02	2,504	2,828	88.5%	596	1,009	504	37	358
Census Tract 2133.01	1,526	1,724	88.5%	215	446	572	223	70
Census Tract 2103	1,674	1,893	88.4%	212	540	575	107	240
Census Tract 2117	1,653	1,869	88.4%	54	298	551	359	391
Census Tract 2108.06	2,067	2,344	88.2%	681	999	287	15	85
Census Tract 2191	1,720	1,956	87.9%	17	358	189	200	956
Census Tract 2205.01	2,454	2,793	87.9%	361	618	1,037	301	137
Census Tract 2133.02	1,627	1,858	87.6%	161	332	710	237	187
Census Tract 2167	1,750	2,010	87.1%	57	113	250	321	1,009
Census Tract 2189.02	1,084	1,245	87.1%	30	210	563	183	98
Census Tract 2168	1,335	1,537	86.9%	130	147	138	104	816
Census Tract 2113.32	2,278	2,627	86.7%	226	1,344	605	103	0
Census Tract 2181.04	743	857	86.7%	392	53	102	17	179
Census Tract 2112.01	2,549	2,943	86.6%	756	974	316	430	73
Census Tract 2146.02	1,406	1,637	85.9%	71	173	763	191	208
Census Tract 2107.03	1,389	1,618	85.8%	758	212	255	127	37
Census Tract 2161.02	1,160	1,352	85.8%	61	41	35	0	1,023
Census Tract 2104	1,896	2,224	85.3%	77	287	1,363	148	21
Census Tract 2125	1,901	2,228	85.3%	288	353	872	204	184
Census Tract 2170	1,822	2,135	85.3%	194	302	178	86	1,062
Census Tract 2219	1,448	1,698	85.3%	38	48	822	320	220
Census Tract 2120.02	1,692	1,992	84.9%	508	749	381	23	31
Census Tract 2161.01	1,436	1,692	84.9%	208	40	125	24	1,039
Census Tract 2137.02	1,712	2,022	84.7%	82	96	485	412	637
Census Tract 2101.02	1,575	1,874	84.0%	503	458	598	16	0
Census Tract 2218	1,235	1,471	84.0%	55	339	598	87	156
Census Tract 2178.02	2,316	2,764	83.8%	522	1,615	179	0	0
Census Tract 2152.31	1,491	1,781	83.7%	319	1,074	54	36	8
Census Tract 2208.02	1,916	2,301	83.3%	643	741	491	19	22
Census Tract 2101.01	469	565	83.0%	247	44	101	0	77
Census Tract 2118.01	1,424	1,718	82.9%	334	576	408	22	84
Census Tract 2154	1,867	2,251	82.9%	36	157	818	322	534
Census Tract 2113.34	1,500	1,811	82.8%	301	1,000	152	22	25
Census Tract 2151.03	890	1,075	82.8%	183	634	51	22	0
Census Tract 2102	2,306	2,789	82.7%	105	370	1,376	147	308
Census Tract 2142	1,171	1,417	82.6%	61	178	372	327	233
Census Tract 2174	2,232	2,711	82.3%	115	212	1,257	368	280
Census Tract 2198.01	1,404	1,710	82.1%	63	427	264	409	241
Census Tract 2208.03	1,558	1,899	82.0%	121	503	784	81	69
Census Tract 2207.01	1,200	1,465	81.9%	257	441	317	101	84
Census Tract 2149.01	1,423	1,740	81.8%	358	332	546	32	155
Census Tract 2151.44	2,254	2,754	81.8%	1,354	822	36	42	0
Census Tract 2163	1,094	1,341	81.6%	29	39	118	57	851