[Added 6-13-2006 by L.L. No. 29-2006]
The maximum speed at which vehicles may proceed on or along any town or county streets or highways within the Town of Southampton is hereby established at 30 miles per hour, except that the speed limit for vehicles proceeding on or along those streets or parts of streets described in §§ 312-97, 312-98 and 132-99 shall be as indicated below.
[Amended 6-12-2007 by L.L. No. 30-2007; 7-10-2007 by L.L. No. 35-2007]
In accordance with the provisions of § 312-96, the speed limits on the streets or parts of streets described below shall be as indicated:
A. 
Flanders-Riverside-Northampton.
Name of Street
Speed Limit
(mph)
Location
Cross River Drive (CR 105)
55
From Quogue-Riverhead Road (CR 104) to the Riverhead Town line
East Moriches-Riverhead Road (CR 51)
55
From the Brookhaven Town line to 1,600 feet south of Center Drive (CR 94)
East Moriches-Riverhead Road/ Center Drive South (CR 51)
40
From 1,600 feet south of Nugent Drive to Nugent Drive (CR 94)
Lake Avenue/Riverhead-Moriches Road (CR 63)
55
From East Moriches-Riverhead Road/Center Drive South (CR 51) to Pegs Lane
Lake Avenue/Riverhead-Moriches Road (CR 63)
40
From Pegs Lane to the Riverside traffic circle
Nugent Drive (CR 94)
55
From the Brookhaven Town line to 4/10 mile west of Center Drive, Spur (CR 94A)
Nugent Drive/Center Drive (CR 94)
40
From 4/10 mile west of Center Drive, Spur (CR 94A) to the Riverside traffic circle
Old Riverhead Road (CR 31)
55
From Sunrise Highway (SR 27) to Quogue-Riverhead Road (CR 104)
Pleasure Drive
35
From Quogue-Riverhead Road (CR 104) to Flanders Road (SR 24)
Quogue-Riverhead Road (CR 104)
55
From Sunrise Highway (SR 27) to Ludlam Avenue
Riverleigh Avenue/Quogue-Riverhead Road (CR 104)
40
From Ludlam Avenue to the Riverside traffic circle
Speonk-Riverhead Road
50
From Sunrise Highway (SR 27) to East Moriches-Riverhead Road (CR 51)
B. 
Eastport-Speonk Remsenburg-Westhampton-Quiogue.
Name of Street
Speed Limit
(mph)
Location
Montauk Highway (CR 80)
35
From Bay Avenue in Eastport to Nidzyn Avenue in Speonk
Montauk Highway (CR 80)
40
From Nidzyn Avenue in Speonk to the Westhampton Beach Village line (Depot Road/Oneck Lane)
Montauk Highway (CR 80)
45
From the easterly Westhampton Beach Village line to the westerly Quogue Village line (including the county-owned bridge)
Old Country Road
40
From the Brookhaven Town line to Montauk Highway
Old Riverhead Road (CR 31)
55
From the Westhampton Beach Village line to Sunrise Highway (SR 27)
Speonk-Riverhead Road
45
From Old Country Road to a point located 0.5 mile north of Old Country Road
Speonk-Riverhead Road
50
From a point located 0.5 mile north of Old Country Road to Sunrise Highway (SR 27)
Stewart Avenue
40
From Old Riverhead Road (CR 31) to Hamilton Avenue
C. 
East Quogue.
Name of Street
Speed Limit
(mph)
Location
Dune Road
40
From the easterly Quogue Village line to 1,000 feet east of Triton Lane
Jones Road (Great Highway)
35
From Montauk Highway (CR 80) to Squires Avenue
Lewis Road
40
From Quogue-Riverhead Road (CR 104) to Spinney Road
Lewis Road
35
From Spinney Road to Damascus Road
Montauk Highway (CR 80)
[Repealed 6-10-2008 by L.L. No. 37-2008]
Montauk Highway (CR 80)
45
From Squires Avenue to Jones Road (Great Highway)
Quogue-Riverhead Road (CR 104)
50
From Sunrise Highway (SR 27) to a point located 0.3 mile south of Lewis Road
Quogue-Riverhead Road (CR 104)
45
From a point located 0.3 mile south of Lewis Road to the Quogue Village line
D. 
Hampton Bays.
Name of Street
Speed Limit
(mph)
Location
Bellows Pond Road
40
From Montauk Highway (CR 80) to the boundary of Sears-Bellows County Park
Dune Road
40
From 1,000 feet east of Triton Lane to the Shinnecock Inlet
Montauk Highway (CR 80)
[Amended 6-10-2008 by L.L. No. 37-2008]
40
From Jones Road to Flanders Road
Montauk Highway (CR 80)
[Amended 6-10-2008 by L.L. No. 37-2008]
35
From Bittersweet South Extension to Gravel Hill Road
Montauk Highway (CR 80)
45
From Gravel Hill Road to Peconic Road
North Road (CR 39)
45
From Montauk Highway (CR 80) to Midgie Lane
Old Riverhead Road
40
From Squiretown Road to Flanders Road (SR 24)
Ponquogue Avenue
35
From Staller Boulevard to Springville Road/Shinnecock Road
E. 
Shinnecock Hills-Tuckahoe-North Sea, Unincorporated Southampton.
[Amended 8-28-2007 by L.L. No. 43-2007]
Name of Street
Speed Limit
(mph)
Location
Montauk Highway (CR 80)
45
From Peconic Road to Knoll Road
North Highway (CR 39)
35
From Sunrise Highway (SR 27) to North Sea Road (CR 38)
North Highway (CR 39)/CR 39A
45
From North Sea Road (CR 38) to Montauk Highway (SR 27)
North Road (CR 39) Highway (SR 27)
45
From Midgie Lane to Sunrise
North Sea Road (CR 38) Road (CR 52)
45
From Majors Path to Sandy Hollow
North Sea Road (CR 38) to Noyac Road
40
From Sandy Hollow Road (CR 52)
Noyac Road
35
From North Sea Road (CR 38) to Whalebone Landing
Sandy Hollow Road (CR 52) (CR 39
45
Entire length from North Highway) to North Sea Road (CR 38)
Sebonac Road/Shrubland Road
[Repealed 9-13-2022 by L.L. No. 22-2022]
F. 
Water Mill.
[Amended 7-24-2007 by L.L. No. 36-2007]
Name of Street
Speed Limit
(mph)
Location
Deerfield Road
35
From Roses Grove Road to Head of Pond Road
Head of Pond Road
35
From Deerfield Road to Scuttlehole Road
Scuttlehole Road
40
From Montauk Highway (SR 27) to Casey Lane
Water Mill Towd Road
35
From Head of Pond Road to Noyac Road
G. 
Bridgehampton, Sagaponack.
Name of Street
Speed Limit
(mph)
Location
Bridgehampton-Sag Harbor Turnpike (CR 79)
35
From Montauk Highway (SR 27) to Huntington Crossway
Bridgehampton-Sag Harbor Turnpike (CR 79)
45
From Huntington Crossway to the Sag Harbor Village line
Butter Lane
35
From Foster Avenue to Scuttlehole Road
Lumber Lane
35
From the LIRR tracks to Scuttlehole Road
Mecox Road
35
From Ocean Road (Atlantic Avenue) to Montauk Highway (SR 27)
Millstone Road
35
From Scuttlehole Road to Noyac Road
Mitchell Lane
35
From Snakehollow Road to Scuttlehole Road
Newlight Lane
35
From Montauk Highway (SR 27) to Pauls Lane
Ocean Road (Atlantic Avenue)
35
From Sagaponack Road to its southerly terminus at the Atlantic Ocean
Sagg Road
40
From the LIRR tracks to Mount Misery Road
Scuttlehole Road
35
From Casey Lane to Bridgehampton-Sag Harbor Turnpike (CR 79)
H. 
Noyac, Unincorporated Sag Harbor.
[Amended 7-24-2007 by L.L. No. 36-2007]
Name of Street
Speed Limit
(mph)
Location
Long Beach Road (CR 60)
40
From Noyac Road to the North Haven Village line
Noyac Road
35
From Whalebone Landing to Dogwood Lane
[Amended 6-12-2007 by L.L. No. 30-2007]
Speed limits for the school speed zones below shall be as indicated:
A. 
Eastport-South Manor Union Free School District.
Name of School
Speed Limit
(mph)
Location
Eastport Elementary School
20
Montauk Highway (CR 80)
Eastport Elementary School
20
Tuttle Avenue
B. 
Remsenburg-Speonk Union Free School District.
Name of School
Speed Limit
(mph)
Location
Remsenburg-Speonk Elementary School
20
Mill Road
C. 
Westhampton Beach Union Free School District.
Name of School
Speed Limit
(mph)
Location
Westhampton Beach Elementary School
20
Mill Road (CR 71)
Westhampton Beach Middle School
20
Oneck Road
D. 
East Quogue Union Free School District.
Name of School
Speed Limit
(mph)
Location
East Quogue Elementary School
20
Central Avenue
East Quogue Elementary School
20
Lewis Road
E. 
Hampton Bays Union Free School District.
Name of School
Speed Limit
(mph)
Location
Hampton Bays Elementary School
20
Ponquogue Avenue
Hampton Bays High School
20
Argonne Road
Hampton Bays High School
20
Wakeman Road
F. 
Riverhead Central School District.
Name of School
Speed Limit
(mph)
Location
Phillips Avenue Elementary School
20
Phillips Avenue
Phillips Avenue Elementary School
20
Van Houten Street
G. 
Tuckahoe Common School District.
Name of School
Speed Limit
(mph)
Location
Tuckahoe School
20
North Magee Street
Tuckahoe School
20
Sebonac Road
H. 
Bridgehampton.
[Added 3-26-2013 by L.L. No. 5-2013]
Name of School
Speed Limit
(mph)
Location
Hayground School
20
Mitchell Lane
Speed limits for the following speed zones below shall be as indicated:
Name of Zone
Speed Limit
(mph)
Location
Morris Center School/Hampton Day Campus
20
Butter Lane