Table HM-12 - Highway Statistics 2024 - Policy | Federal Highway Administration

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PUBLIC ROAD LENGTH - 2024 (1)
MILES BY TYPE OF SURFACE AND OWNERSHIP/
FUNCTIONAL SYSTEM NATIONAL SUMMARY

November 2025

**Table HM-12**
OWNERSHIP/ FUNCTIONAL SYSTEM		UNPAVED	PAVED (2)				TOTAL
OWNERSHIP/ FUNCTIONAL SYSTEM		UNPAVED	BITUMINOUS	CONCRETE	COMPOSITE	TOTAL	TOTAL
Rural:
State Highway Agency: (3)	Interstate	0	17,414	5,488	5,281	28,183	28,183
	Other Freeways & Expressways	0	3,218	1,642	1,490	6,351	6,351
	Other Principal Arterial	289	71,469	4,927	13,224	89,620	89,910
	Minor Arterial	107	101,937	1,551	15,384	118,871	118,978
	Major Collector	1,308	199,772	918	7,080	207,770	209,079
	Subtotal	1,705	393,810	14,526	42,459	450,795	452,500
Other Jurisdictions:	Interstate	-	803	169	318	1,291	1,291
	Other Freeways & Expressways	-	57	133	10	200	200
	Other Principal Arterial	-	1,602	260	3	1,864	1,864
	Minor Arterial	386	9,752	43	594	10,390	10,776
	Major Collector	29,737	130,299	6,519	5,887	142,705	172,441
	Subtotal	30,123	142,513	7,125	6,812	156,450	186,573
Federal Agency:	Interstate	-	-	-	-	0	0
	Other Freeways & Expressways	-	0	1	-	1	1
	Other Principal Arterial	-	30	-	-	30	30
	Minor Arterial	-	1,310	-	-	1,310	1,310
	Major Collector	377	1,455	12	23	1,490	1,867
	Subtotal	377	2,796	13	23	2,831	3,208
Subtotal		32,205	539,119	21,664	49,293	610,077	642,282
Minor Collector		75,452				167,095	242,547
Local		1,052,832				887,356	1,940,188
Total Rural		1,160,489				1,664,528	2,825,017
Urban:
State Highway Agency: (3)	Interstate	-	8,296	5,278	4,391	17,965	17,965
	Other Freeways & Expressways	-	5,332	3,074	2,409	10,816	10,816
	Other Principal Arterial	1	31,865	4,608	11,398	47,871	47,872
	Minor Arterial	3	29,156	1,229	7,110	37,495	37,498
	Major Collector	6	22,673	1,820	2,224	26,716	26,722
	Minor Collector	19	2,440	41	210	2,690	2,709
	Subtotal	28	99,762	16,050	27,740	143,552	143,580
Other Jurisdictions:	Interstate	-	675	243	286	1,205	1,205
	Other Freeways & Expressways	-	567	517	16	1,101	1,101
	Other Principal Arterial	5	13,298	2,168	1,488	16,954	16,959
	Minor Arterial	154	49,097	6,423	5,742	61,262	61,416
	Major Collector	960	75,818	5,715	5,733	87,266	88,226
	Minor Collector	509	16,491	551	1,011	18,053	18,562
	Subtotal	1,628	155,946	15,618	14,277	185,841	187,469
Federal Agency:	Interstate	-	-	-	-	-	-
	Other Freeways & Expressways	-	46	-	3	48	48
	Other Principal Arterial	-	11	-	3	13	13
	Minor Arterial	-	201	1	2	204	204
	Major Collector	-	118	20	16	155	155
	Minor Collector	8	14	-	-	14	23
	Subtotal	8	390	21	23	435	443
Subtotal		1,664	256,098	31,690	42,041	329,828	331,493
Local		45,538				808,577	854,116
Total Urban		47,203				1,138,406	1,185,609
Total Rural and Urban		1,207,692	795,217	53,354	91,335	2,802,934	4,010,626

(1) Includes the 50 States, Puerto Rico (data may be incomplete), and the District of Columbia. Some differences from other tables may be noted because these are estimated from sample and summary data; some States may have missing/incomplete data.

(2) Paved includes the following categories: Bituminous -- bituminous, asphalt-concrete (AC) overlay over existing AC pavement; Concrete -- JPCP jointed plain concrete pavement, JRCP jointed reinforced concrete pavement, CRCP continuously reinforced concrete pavement; unbonded jointed concrete overlay on PCC pavement, bonded PCC overlay on PCC pavement, other (includes "whitetopping"); Composite -- AC overlay over jointed concrete pavement, AC (bituminous overlay over existing CRCP).

(3) Prior to 1999 included other state agency roads.

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Page last modified on January 13, 2026

PUBLIC ROAD LENGTH - 2024 (1) MILES BY TYPE OF SURFACE AND OWNERSHIP/ FUNCTIONAL SYSTEM NATIONAL SUMMARY

PUBLIC ROAD LENGTH - 2024 (1)
MILES BY TYPE OF SURFACE AND OWNERSHIP/
FUNCTIONAL SYSTEM NATIONAL SUMMARY