Material · 2026 Q3

Natural slate: cost per square

Installed, $1,000 to $3,000 per square nationally. The Index splits that into materials $600 to $1,600 and labor $400 to $1,400 per square (HomeGuide slate-roof page), and scales only the labor part by each area's BLS roofer wage. US typical on the Index: $2,000 per square.

US low

$1,000

US typical

$2,000

materials $1,100 + labor $900

US high

$3,000

Sources for this material

HomeGuide (page dated 2026), retrieved 2026-09-25: A slate roof costs $10 to $30 per square foot installed ... Natural slate roof tiles cost $600 to $1,600 per square for materials alone ... Slate roof shingles cost $1,000 to $3,000+ per square installed ... Installing a slate roof costs $4 to $14 per square foot for labor alone. per-square values converted from the quoted $/sq ft x 100 (1 square = 100 sq ft)
HomeAdvisor (page dated June 19, 2026), retrieved 2026-09-25: Natural slate tiles cost $20 to $30 per square foot ... It can take 10 to 12 hours to install one square (100 square feet) of natural slate per-square values converted from the quoted $/sq ft x 100 (1 square = 100 sq ft)
HomeGuide (page dated 2026), retrieved 2026-09-25: Natural slate | $10 – $30 [per sq ft installed] | $22,000 – $70,000 per-square values converted from the quoted $/sq ft x 100 (1 square = 100 sq ft)

Per-square = per-sq-ft x 100. The split used by the Index comes from HomeGuide slate-roof page. Other materials: Architectural shingles, 3-tab shingles, Standing seam metal, Metal panel, Tile, Flat membrane.

Slate by state, 2026 Q3

Rank	State	Low	Typical	High
1	Illinois	$1,134	$2,302	$3,470
2	New Jersey	$1,112	$2,251	$3,391
3	Massachusetts	$1,102	$2,230	$3,358
4	Minnesota	$1,102	$2,229	$3,356
5	New York	$1,077	$2,174	$3,270
6	Washington	$1,074	$2,166	$3,258
7	District of Columbia	$1,073	$2,164	$3,256
8	Connecticut	$1,071	$2,160	$3,249
9	Alaska	$1,071	$2,160	$3,249
10	California	$1,064	$2,144	$3,223
11	New Hampshire	$1,039	$2,088	$3,137
12	Rhode Island	$1,037	$2,084	$3,131
13	Maryland	$1,024	$2,054	$3,084
14	Oregon	$1,023	$2,052	$3,081
15	Michigan	$1,023	$2,051	$3,080
16	Hawaii	$1,023	$2,051	$3,079
17	North Dakota	$1,017	$2,037	$3,058
18	Indiana	$1,011	$2,026	$3,040
19	Wisconsin	$999	$1,999	$2,998
20	Nevada	$995	$1,989	$2,983
21	Montana	$992	$1,983	$2,973
22	Pennsylvania	$989	$1,974	$2,960
23	Missouri	$988	$1,972	$2,956
24	Vermont	$988	$1,972	$2,956
25	Colorado	$987	$1,970	$2,953
26	Ohio	$983	$1,962	$2,940
27	Delaware	$980	$1,956	$2,931
28	Idaho	$974	$1,941	$2,908
29	Maine	$970	$1,931	$2,893
30	Kansas	$967	$1,926	$2,885
31	Louisiana	$963	$1,917	$2,871
32	Iowa	$958	$1,906	$2,854
33	Utah	$955	$1,899	$2,842
34	Virginia	$954	$1,898	$2,841
35	West Virginia	$951	$1,891	$2,830
36	Kentucky	$949	$1,885	$2,821
37	Arizona	$948	$1,883	$2,819
38	South Carolina	$945	$1,877	$2,809
39	North Carolina	$944	$1,875	$2,805
40	Wyoming	$942	$1,869	$2,797
41	Oklahoma	$938	$1,860	$2,783
42	Florida	$936	$1,856	$2,777
43	Georgia	$933	$1,850	$2,767
44	New Mexico	$930	$1,843	$2,756
45	Nebraska	$930	$1,842	$2,754
46	Alabama	$929	$1,841	$2,753
47	Texas	$925	$1,831	$2,737
48	South Dakota	$923	$1,827	$2,731
49	Tennessee	$922	$1,824	$2,725
50	Arkansas	$915	$1,809	$2,703
51	Mississippi	$912	$1,801	$2,690

Rank is the state's overall Index rank of 51; the ordering is the same for every material because only labor varies.

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