Ten road segments in the Tomball and Magnolia area landed in the Texas A&M Transportation Institute's list of Texas' most congested roadways, which was released Dec. 10. The institute's full assessment included more than 1,800 road segments across the state.

Portions of FM 1488, FM 2920 and Hwy. 249 as well as Kuykendahl and Spring Cypress roads made the list.

Here is a look at where the 10 roadways landed in the TTI's list of most congested roadways.

FM 1488 from FM 2978 to I-45

State rank: No. 137, up from No. 201 in 2018


Annual delay per mile: 133,066 hours

Annual congestion cost: $18.12 million

Daily traffic volume: 54,333 vehicles

FM 2920 from Hwy. 249 to Kuykendahl Road


State rank: No. 432, up from No. 564 in 2018

Annual delay per mile: 68,273 hours

Annual congestion cost: $12.33 million

Daily traffic volume: 27,632 vehicles


Kuykendahl Road from Woodlands Parkway to FM 2920

State rank: No. 459, down from No. 457 in 2018

Annual delay per mile: 65,619 hours

Annual congestion cost: $11.6 million


Daily traffic volume: 26,761 vehicles

Spring Cypress Road from Hwy. 249 to FM 2920

State rank: No. 606, down from No. 533 in 2018

Annual delay per mile: 51,807 hours


Annual congestion cost: $11.14 million

Daily traffic volume: 21,135 vehicles

Hwy. 249 from FM 149 to Holderrieth Road

State rank: No. 688, down from No. 629 in 2018

Annual delay per mile: 46,185 hours

Annual congestion cost: $9.45 million

Daily traffic volume: 33,055 vehicles

FM 2920 from Cypress Rosehill Road to Hwy. 249

State rank: No. 706, up from No. 867 in 2018

Annual delay per mile: 45,203 hours

Annual congestion cost: $4.13 million

Daily traffic volume: 25,288 vehicles

FM 1488 from FM 149 to FM 2978

State rank: No. 1,069, down from No. 874 in 2018

Annual delay per mile: 27,126 hours

Annual congestion cost: $3.8 million

Daily traffic volume: 24,277 vehicles

Spring Cypress Road from Telge Road to Hwy. 249

State rank: No. 1,078, down from No. 1,020 in 2018

Annual delay per mile: 26,773 hours

Annual congestion cost: $2.4 million

Daily traffic volume: 10,532 vehicles

Hwy. 249 from Holderrieth Road to Perry Road

State rank: No. 1,279, down from No. 1,049 in 2018

Annual delay per mile: 16,971 hours

Annual congestion cost: $2.96 million

Daily traffic volume: 49,653 vehicles

FM 2920 from Hegar Road to Cypress Rosehill Road

State rank: No. 1,295, up from No. 1,360 in 2018

Annual delay per mile: 16,379 hours

Annual congestion cost: $3.1 million

Daily traffic volume: 12,050 vehicles