Lead Paint Risk in Suffolk County, Massachusetts

73.4%Pre-1978 Housing

259,615Pre-1978 Units

353,930Total Housing Units

235Census 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

259,615 housing units in Suffolk County were built before 1978.
The county's pre-1978 housing share is 73.4%, compared with the state rate of 68.2%.
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 235 tracts; download the full county tract CSV.

Tract	Pre-1978	Total	Risk Rate	1970s	1960s	1950s	1940s	≤1939
Census Tract 9807	5	5	100.0%	0	5	0	0	0
Census Tract 9810	16	16	100.0%	0	0	0	0	16
Census Tract 611.01	1,258	1,264	99.5%	39	69	73	207	870
Census Tract 201.01	3,030	3,066	98.8%	42	46	158	27	2,757
Census Tract 108.01	1,862	1,888	98.6%	28	78	54	26	1,676
Census Tract 108.02	2,037	2,093	97.3%	24	91	42	17	1,863
Census Tract 1303	1,812	1,865	97.2%	81	54	322	115	1,240
Census Tract 1006.01	2,220	2,288	97.0%	0	114	498	199	1,409
Census Tract 202	2,357	2,438	96.7%	66	186	69	57	1,979
Census Tract 1602	1,243	1,291	96.3%	0	30	0	135	1,078
Census Tract 1401.05	1,271	1,323	96.1%	118	245	295	166	447
Census Tract 304	2,650	2,759	96.0%	246	77	400	83	1,844
Census Tract 1105.01	1,335	1,408	94.8%	24	114	98	42	1,057
Census Tract 103	312	330	94.5%	30	22	10	52	198
Census Tract 706	1,203	1,273	94.5%	6	12	44	25	1,116
Census Tract 1803.01	1,162	1,232	94.3%	0	48	72	61	981
Census Tract 509.01	1,495	1,592	93.9%	36	0	105	52	1,302
Census Tract 107.01	1,444	1,547	93.3%	0	92	34	25	1,293
Census Tract 203.02	622	668	93.1%	33	11	6	6	566
Census Tract 511.01	2,549	2,750	92.7%	293	130	427	344	1,355
Census Tract 2.01	1,753	1,898	92.4%	91	199	129	323	1,011
Census Tract 107.02	1,595	1,727	92.4%	136	50	61	37	1,311
Census Tract 922	1,185	1,286	92.1%	61	44	94	69	917
Census Tract 1805	1,910	2,073	92.1%	119	95	135	128	1,433
Census Tract 1007	1,914	2,084	91.8%	27	142	151	100	1,494
Census Tract 1204	2,754	3,011	91.5%	267	64	172	52	2,199
Census Tract 1009	1,659	1,821	91.1%	31	148	286	95	1,099
Census Tract 7.03	1,056	1,163	90.8%	175	62	57	35	727
Census Tract 1802	1,671	1,850	90.3%	55	134	302	208	972
Census Tract 920	1,767	1,960	90.2%	66	72	106	248	1,275
Census Tract 1207	886	988	89.7%	136	257	0	17	476
Census Tract 1201.04	1,009	1,126	89.6%	56	83	77	23	770
Census Tract 3.02	1,302	1,454	89.5%	181	306	225	0	590
Census Tract 709.01	576	646	89.2%	47	33	0	0	496
Census Tract 1201.03	669	750	89.2%	7	12	29	12	609
Census Tract 1101.04	650	730	89.0%	31	43	190	36	350
Census Tract 1302	1,781	2,005	88.8%	49	189	149	84	1,310
Census Tract 2.02	1,390	1,568	88.6%	109	116	179	60	926
Census Tract 402	605	683	88.6%	24	43	21	151	366
Census Tract 1105.02	1,686	1,903	88.6%	117	0	210	216	1,143
Census Tract 104.04	1,457	1,649	88.4%	101	73	32	14	1,237
Census Tract 1106.07	1,988	2,249	88.4%	59	151	130	51	1,597
Census Tract 7.01	1,947	2,205	88.3%	190	435	143	144	1,035
Census Tract 1605.01	1,838	2,084	88.2%	100	93	110	300	1,235
Census Tract 403	2,062	2,340	88.1%	76	58	49	127	1,752
Census Tract 820	1,248	1,416	88.1%	13	303	43	80	809
Census Tract 1101.06	705	800	88.1%	7	36	28	26	608
Census Tract 6.04	1,040	1,183	87.9%	127	226	54	26	607
Census Tract 104.08	826	941	87.8%	75	36	41	106	568
Census Tract 708.02	1,361	1,552	87.7%	168	20	37	0	1,136
Census Tract 901	1,832	2,089	87.7%	113	107	391	235	986
Census Tract 301	1,131	1,294	87.4%	47	63	77	15	929
Census Tract 1206	1,067	1,222	87.3%	40	24	29	40	934
Census Tract 501.01	1,681	1,931	87.1%	296	103	15	9	1,258
Census Tract 1002	1,000	1,150	87.0%	82	91	116	115	596
Census Tract 1706.01	1,778	2,044	87.0%	142	196	222	140	1,078
Census Tract 1004	1,807	2,080	86.9%	131	113	209	169	1,185
Census Tract 1.01	495	570	86.8%	3	4	28	11	449
Census Tract 4.02	1,298	1,496	86.8%	136	100	161	106	795
Census Tract 821	1,861	2,147	86.7%	230	16	534	44	1,037
Census Tract 604	2,301	2,657	86.6%	311	102	240	130	1,518
Census Tract 911	1,863	2,152	86.6%	95	76	85	18	1,589
Census Tract 1702	1,862	2,152	86.5%	351	316	636	63	496
Census Tract 1301.01	2,486	2,879	86.3%	272	446	344	362	1,062
Census Tract 603.01	1,569	1,821	86.2%	32	114	111	39	1,273
Census Tract 101.04	1,666	1,936	86.1%	25	55	226	115	1,245
Census Tract 502	1,710	1,990	85.9%	162	88	30	96	1,334
Census Tract 1304.02	2,019	2,369	85.2%	141	496	526	61	795
Census Tract 303.01	791	931	85.0%	566	101	74	0	50
Census Tract 5.03	1,115	1,313	84.9%	89	167	121	86	652
Census Tract 916	1,043	1,230	84.8%	41	41	0	116	845
Census Tract 708.01	504	595	84.7%	15	0	54	11	424
Census Tract 104.05	819	974	84.1%	106	37	65	135	476
Census Tract 601.01	1,614	1,919	84.1%	123	214	72	152	1,053
Census Tract 1011.02	1,662	1,976	84.1%	215	157	214	38	1,038
Census Tract 1701.02	1,353	1,612	83.9%	31	348	378	50	546
Census Tract 1201.05	813	970	83.8%	116	61	134	151	351
Census Tract 1010.01	2,182	2,609	83.6%	147	350	696	222	767
Census Tract 505	883	1,058	83.5%	30	22	26	51	754
Census Tract 1103.01	826	992	83.3%	10	64	152	98	502
Census Tract 1402.01	847	1,019	83.1%	82	165	88	73	439
Census Tract 918	1,165	1,408	82.7%	34	86	192	3	850
Census Tract 1008	2,406	2,909	82.7%	208	109	159	212	1,718
Census Tract 709.02	992	1,202	82.5%	99	0	98	14	781
Census Tract 912	1,121	1,359	82.5%	158	59	18	11	875
Census Tract 302	862	1,046	82.4%	39	61	94	47	621
Census Tract 1401.07	954	1,164	82.0%	20	68	101	148	617
Census Tract 1606.02	1,389	1,693	82.0%	43	43	120	124	1,059
Census Tract 1304.06	1,994	2,438	81.8%	793	655	312	0	234
Census Tract 1102.01	768	941	81.6%	214	179	42	12	321
Census Tract 1104.03	1,564	1,917	81.6%	39	97	274	122	1,032
Census Tract 1804	672	825	81.5%	14	30	62	40	526
Census Tract 6.01	1,354	1,666	81.3%	377	102	128	73	674
Census Tract 817	1,754	2,157	81.3%	214	445	0	108	987
Census Tract 1708	1,986	2,442	81.3%	35	155	262	568	966
Census Tract 507	1,407	1,735	81.1%	133	13	16	57	1,188
Census Tract 404.01	1,074	1,328	80.9%	328	76	8	79	583
Census Tract 1601.02	959	1,189	80.7%	94	18	10	110	727
Census Tract 1403	2,221	2,764	80.4%	281	279	322	283	1,056
Census Tract 705.02	1,696	2,115	80.2%	243	67	343	132	911