Lead Paint Risk in Bronx County, New York

79.7%Pre-1978 Housing

440,689Pre-1978 Units

553,231Total Housing Units

361Census 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

440,689 housing units in Bronx County were built before 1978.
The county's pre-1978 housing share is 79.7%, compared with the state rate of 74.7%.
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 361 tracts; download the full county tract CSV.

Tract	Pre-1978	Total	Risk Rate	1970s	1960s	1950s	1940s	≤1939
Census Tract 216.02	2,502	2,502	100.0%	118	130	448	864	942
Census Tract 228	2,418	2,418	100.0%	154	446	639	325	854
Census Tract 319	4	4	100.0%	0	4	0	0	0
Census Tract 399.02	1,819	1,819	100.0%	51	49	142	204	1,373
Census Tract 426	2,415	2,415	100.0%	192	263	593	330	1,037
Census Tract 224.01	1,061	1,066	99.5%	94	26	194	268	479
Census Tract 56	1,119	1,126	99.4%	80	64	249	40	686
Census Tract 403.02	1,696	1,710	99.2%	11	38	2	262	1,383
Census Tract 449.01	892	900	99.1%	9	163	177	136	407
Census Tract 364	905	914	99.0%	29	110	41	204	521
Census Tract 436	747	755	98.9%	0	4	169	59	515
Census Tract 256	674	682	98.8%	27	136	120	4	387
Census Tract 54	1,915	1,942	98.6%	79	173	341	223	1,099
Census Tract 230	1,018	1,034	98.5%	128	85	40	170	595
Census Tract 147.02	1,847	1,881	98.2%	187	863	166	366	265
Census Tract 265	2,313	2,359	98.1%	181	273	321	141	1,397
Census Tract 281	1,759	1,793	98.1%	243	217	617	218	464
Census Tract 210.02	3,319	3,388	98.0%	14	63	240	1,748	1,254
Census Tract 267.01	1,388	1,416	98.0%	126	62	32	47	1,121
Census Tract 312	582	594	98.0%	10	110	159	212	91
Census Tract 409	1,428	1,457	98.0%	568	490	290	37	43
Census Tract 181.02	2,129	2,174	97.9%	167	202	270	179	1,311
Census Tract 212	2,451	2,512	97.6%	102	428	150	935	836
Census Tract 405.01	1,425	1,460	97.6%	82	39	43	56	1,205
Census Tract 323	2,765	2,837	97.5%	16	1,033	710	554	452
Census Tract 61	1,982	2,040	97.2%	58	1,496	322	25	81
Census Tract 72	1,776	1,828	97.2%	108	163	110	394	1,001
Census Tract 48	1,460	1,504	97.1%	62	143	30	146	1,079
Census Tract 277	1,794	1,848	97.1%	148	269	106	93	1,178
Census Tract 462.05	1,877	1,933	97.1%	614	700	201	255	107
Census Tract 62	2,673	2,757	97.0%	42	774	1,343	144	370
Census Tract 224.03	1,233	1,274	96.8%	11	80	103	367	672
Census Tract 326	1,026	1,061	96.7%	202	46	188	183	407
Census Tract 336.01	2,242	2,318	96.7%	122	275	439	688	718
Census Tract 302.02	2,595	2,687	96.6%	991	1,247	163	142	52
Census Tract 238	816	846	96.5%	16	74	38	83	605
Census Tract 273	2,878	2,981	96.5%	179	565	225	58	1,851
Census Tract 335	811	840	96.5%	20	28	139	156	468
Census Tract 430	1,287	1,333	96.5%	71	248	410	88	470
Census Tract 23	1,848	1,917	96.4%	322	591	382	64	489
Census Tract 254	825	856	96.4%	23	174	163	53	412
Census Tract 398	1,356	1,407	96.4%	43	134	523	175	481
Census Tract 250	1,029	1,068	96.3%	113	208	140	155	413
Census Tract 302.01	1,673	1,738	96.3%	563	507	208	174	221
Census Tract 86	1,500	1,560	96.2%	109	562	467	103	259
Census Tract 360	969	1,007	96.2%	87	87	184	317	294
Census Tract 248	1,191	1,240	96.0%	163	132	458	203	235
Census Tract 293.02	2,589	2,704	95.7%	575	803	769	311	131
Census Tract 328	1,480	1,546	95.7%	121	171	454	293	441
Census Tract 166	893	937	95.3%	8	140	407	95	243
Census Tract 318	563	591	95.3%	8	105	238	73	139
Census Tract 431.01	1,836	1,927	95.3%	157	308	114	225	1,032
Census Tract 218	2,341	2,464	95.0%	209	164	377	119	1,472
Census Tract 423	1,374	1,447	95.0%	156	91	118	172	837
Census Tract 462.07	2,804	2,952	95.0%	444	1,584	435	264	77
Census Tract 307.01	2,427	2,558	94.9%	561	615	919	158	174
Census Tract 434	1,524	1,606	94.9%	100	314	108	291	711
Census Tract 76	1,924	2,029	94.8%	20	278	338	179	1,109
Census Tract 244	852	899	94.8%	8	167	151	127	399
Census Tract 266.01	1,364	1,440	94.7%	273	428	137	146	380
Census Tract 295	2,003	2,117	94.6%	98	458	604	373	470
Census Tract 50.02	1,965	2,081	94.4%	34	90	207	135	1,499
Census Tract 451.02	891	944	94.4%	9	106	342	60	374
Census Tract 431.02	1,755	1,862	94.3%	131	286	290	35	1,013
Census Tract 233.01	1,594	1,692	94.2%	0	66	159	165	1,204
Census Tract 64	1,430	1,519	94.1%	239	359	336	130	366
Census Tract 324	1,255	1,333	94.1%	81	242	292	205	435
Census Tract 183.01	1,928	2,050	94.0%	63	678	184	296	707
Census Tract 332.01	2,242	2,390	93.8%	164	468	485	173	952
Census Tract 261	1,154	1,232	93.7%	64	452	493	62	83
Census Tract 444	1,344	1,439	93.4%	87	149	498	46	564
Census Tract 216.01	1,500	1,610	93.2%	174	146	122	192	866
Census Tract 227.03	658	708	92.9%	45	135	74	107	297
Census Tract 421	2,041	2,200	92.8%	80	166	176	169	1,450
Census Tract 399.01	1,639	1,768	92.7%	56	22	91	61	1,409
Census Tract 286	502	542	92.6%	0	37	145	55	265
Census Tract 53	1,500	1,621	92.5%	1,126	304	23	30	17
Census Tract 210.01	3,639	3,936	92.5%	212	167	475	1,771	1,014
Census Tract 394	1,653	1,787	92.5%	11	140	278	212	1,012
Census Tract 462.06	1,982	2,146	92.4%	353	788	431	171	239
Census Tract 239	2,494	2,701	92.3%	213	688	88	365	1,140
Census Tract 309	1,305	1,414	92.3%	55	866	302	41	41
Census Tract 418	1,228	1,330	92.3%	41	308	123	189	567
Census Tract 197	2,303	2,499	92.2%	182	184	258	401	1,278
Census Tract 415	2,290	2,484	92.2%	34	97	82	291	1,786
Census Tract 267.02	2,441	2,651	92.1%	63	145	225	169	1,839
Census Tract 413	2,983	3,246	91.9%	43	400	264	289	1,987
Census Tract 451.01	930	1,012	91.9%	0	110	146	156	518
Census Tract 263	2,152	2,348	91.7%	171	78	80	116	1,707
Census Tract 458	1,893	2,065	91.7%	205	622	644	199	223
Census Tract 78	1,956	2,136	91.6%	98	275	252	180	1,151
Census Tract 144	2,224	2,431	91.5%	397	188	1,060	335	244
Census Tract 59.02	1,197	1,311	91.3%	18	124	375	163	517
Census Tract 428	740	811	91.2%	45	135	213	99	248
Census Tract 293.01	885	971	91.1%	17	284	435	16	133
Census Tract 246	790	868	91.0%	12	68	423	71	216
Census Tract 340	1,776	1,951	91.0%	86	129	275	184	1,102
Census Tract 387	1,381	1,518	91.0%	160	106	165	19	931
Census Tract 429.01	1,161	1,276	91.0%	48	0	77	259	777
Census Tract 462.09	1,389	1,531	90.7%	408	480	169	229	103