State Road 21 North - Middleburg to Orange Park

North

Costing $16.4 million, project 208211-5-52-01 widened Blanding Boulevard northeast from CR 218 to the North Fork of Black Creek, where a new bridge was constructed.¹
08/12/25

The 2020-22 widening of Blanding Boulevard north from CR 218 included the addition of traffic lights at Parsonage Street and the entrance to Middleburg Village Center.
08/12/25

Everett Avenue is the first of three intersections joining SR 21 (Blanding Boulevard) with branches of Clay County Road 220. Everette Avenue is part of a 2.66 mile long residential loop along CR 220 to the west.
08/12/25

Palmetto Street ties into SR 21 (Blanding Boulevard) from Main Street to the south in Middleburg.
08/12/25

Blanding Boulevard proceeds north from Palmetto Street across the North Fork of Black Creek.
12/14/07

CR 220 branches north from SR 21 (Blanding Boulevard) along Long Bay Road. Long Bay Road extends north as CR 220A to Old Jennings Road. Shields referencing Long Bay Road as CR 220 were not retained during 2021/22 construction.
12/14/07

The intersection with Long Bay Road (CR 220A) was relocated northward and signalized during widening of SR 21 in 2021/22.
08/12/25

SR 21 reassurance marker posted north of the signal with Long Bay Road north and Lee Drive N east.
08/12/25

CR 220 returns to SR 21 north at the succeeding traffic light east from Long Bay Road (CR 220A).
08/12/25

CR 220 continues from SR 21 at the ensuing signal east by Middleburg High School to Rattlesnake Bend, Doctors Inlet and U.S. 17 at Fleming Island.
08/12/25

Widening of SR 21 (Blanding Boulevard) realigned the western section of CR 220 southward to a new signalized intersection while removing the direct connection from that branch to the continuation of CR 220 east.
08/12/25

Costing $19.1 million, road construction from early 2019 to Summer 2022 widened SR 21 along Blanding Boulevard from four to six lanes between Long Bay Road (CR 220A) in Middleburg and Allie Murray Road.²
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The First Coast Expressway (SR 23) was constructed north from SR 21 (Blanding Boulevard) to Argyle Forest Boulevard, partially over Brannan Field Road, from May 2014 to Fall 2018.
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The First Coast Expressway southeast from SR 21 (Blanding Boulevard) to U.S. 17 south of Green Cove Springs opened to traffic on August 9, 2025.
08/12/25

A distributor roadway separates from Blanding Boulevard northbound next to both entrance ramps for the tolled First Coast Expressway.
08/12/25

The First Coast Expressway travels 18 miles southeast from SR 21 at Middleburg to U.S. 17. The next phase of toll road construction supplants SR 16 east across the Shands Bridge.
08/12/25

The First Coast Expressway extends north from Middleburg to the Oakleaf plantation development, Cecil Airport (VQQ) and Interstate 10 west of Whitehouse in Jacksonville.
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Orange Park is ten miles to the northeast via Blanding Boulevard and SR 224 while Downtown Jacksonville is 23 miles to the northeast via SR 21 and U.S. 17.
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Brannan Field Road parallels the First Coast Expressway north along a commercial boulevard from SR 21 at Baxley Road (CR 220A) to CR 220A (Old Jennings Road), where it ties into the frontage road system along SR 23.
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Baxley Road extends south from Brannan Field Road and SR 21 (Blanding Boulevard) as CR 220A, 0.51 miles north CR 220 near Rattlesnake Bend.
08/12/25

The commercialized stretch along SR 21 continues northeast from Brannan Field Road to CR 220A (Jennings Road) west and Henley Road south. Henley Road is CR 739 south from CR 220 at Rattlesnake Bend to CR 218 at Asbury Lake.
08/12/25

The traffic light at Coppergate Drive south to the Coppergate development and the entrance to big box retail to the north was add to SR 21 (Blanding Boulevard) by 2011.
08/12/25

CR 220B (Knight Boxx Road) comprises a four lane boulevard linking CR 220 with Sr 21 (Blanding Boulevard) at the unincorporated community of Lakeside.
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Blanding Boulevard north at Jefferson Avenue and the Ridgewood community.
06/14/08

CR 21B loops 1.8 miles west along residential streets from SR 21 (Blanding Boulevard) at Lakeside.
07/28/18

CR 21B lines Taylor Avenue northwest to Washington Avenue northeast.
07/28/18

CR 224 (College Drive) runs 2.63 miles north from CR 220 at Doctors Inlet to SR 21 (Blanding Boulevard) at The Village Shopping Center.
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Bolton Road links SR 21 (Blanding Boulevard) with parallel CR 209 (Moody Avenue) in unincorporated Lakeside.
06/14/08

Reassurance marker preceding Suzanne Avenue on SR 21 (Blanding Boulevard) northbound.
06/14/08

Suzanne Avenue leads south to CR 209 (Moody Avenue) and Doctors Lake Drive (CR 1181).
06/14/08

Curving north toward the unincorporated community of Bellair-Meadowbrook Terrace, the succeeding traffic light on Blanding Boulevard is at Belmont Boulevard east and Constitution Drive west.
06/14/08

SR 224 (Kingsley Avenue) east connects SR 21 (Blanding Boulevard) with U.S. 17 (Park Avenue) in the town of Orange Park.
06/14/08

State Road 224 follows Kingsley Avenue 2.78 miles east from SR 21 at Loch Rane Boulevard to U.S. 17 at unsigned CR 1175.
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Blanding Boulevard north at Arora Boulevard west in the Bellair-Meadowbrook Terrace community.
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Orange Park Northway encircles Orange Park Mall east from SR 21 (Blanding Boulevard) to Wells Road.
06/14/08

Wells Road is an arterial leading 2.50 miles east from Blanding Boulevard to U.S. 17 (Park Avenue) on the north side of Orange Park.
06/14/08

Crossing into Duval County and the city of Jacksonville, SR 21 (Blanding Boulevard) north next intersects Argyle Forest Boulevard west.
06/14/08

References:

1. State Road 21 from CR-218 to Black Creek Improvements. Florida Department of Transportation (FDOT), project web page. https://nflroads.com/ProjectDetails.aspx?p=5118
2. Blanding Boulevard (SR 21) Widening and Reconstruction From Allie Murray Road to Long Bay Road (CR 220A). Florida Department of Transportation (FDOT), project web page. https://nflroads.com/ProjectDetails.aspx?p=5173

Connect with:

State Road 23 - First Coast Expressway

State Road 224 - Kingsley Avenue

Clay County Road 218

Clay County Road 739 - Henley Road

Page Updated Wednesday August 13, 2025.