Town guide · Middlesex County
Living in South Brunswick, NJ
South Brunswick is a large township of about 41 square miles between New Brunswick and Princeton, made up of named villages rather than one downtown. Route 1, Route 27 and Route 130 cross it, and much of its land is still woods, wetlands and open space.
- County
- Middlesex
- Population
- About 47,000 (2020 census)
- Size
- About 41 square miles
- Setting
- Suburban villages with large areas of woods, wetlands and open space, and warehouses near the Turnpike
- Main roads
- U.S. Route 1, Route 27, Route 130, Route 32 and County Road 522, with Turnpike Exit 8A on the Monroe Township line
First things first
One township, many mailing addresses
Almost nobody in South Brunswick has a South Brunswick mailing address. Homes use Kendall Park (08824), Monmouth Junction (08852), Dayton (08810), Kingston (08528), Princeton (08540) or Cranbury (08512), and some use Jamesburg or North Brunswick. Those names are often used in place of the township name, even for areas outside the village they refer to.
A Princeton or Cranbury address on a South Brunswick home does not make it part of Princeton or Cranbury. It is in South Brunswick and pays South Brunswick property taxes. We confirm the municipality and block and lot on every property before we talk price.
Neighborhoods
A township of villages
South Brunswick is one of New Jersey's original townships, incorporated in 1798, and it was mostly farmland through the 1700s and 1800s. Its villages grew up at crossroads, mill ponds and rail junctions, and they still shape how people describe where they live.
- Kendall Park: Off Route 27, begun in 1957 as a development of about 1,500 homes, with its own 08824 ZIP code.
- Monmouth Junction: Named for the old junction of three rail lines in the middle of the township.
- Dayton: First called The Cross Roads, where a tavern stood around 1750. It was renamed in 1866 for William L. Dayton.
- Kingston: A historic village where the old Assunpink Trail crossed the Millstone River, at the Franklin Township and Princeton lines. A village advisory committee appointed by South Brunswick and Franklin looks after it.
- Deans: Grew up where Georges Road meets Lawrence Brook, where dams created Deans Pond.
- Other named areas: Heathcote, Cottageville, Fresh Ponds, Little Rocky Hill, Sand Hills, South Brunswick Terrace and Ten Mile Run.
Homes
What you will find
- Suburban subdivisions: Kendall Park, begun in 1957 with about 1,500 homes, was the first large development, and suburban neighborhoods have since grown up around the other villages.
- Historic Kingston: Older buildings in the village of Kingston along the Millstone River, including the Kingston Mill Historic District.
- Open land nearby: Much of the township is still undeveloped woods, wetlands and open space, including county preserves and Pigeon Swamp State Park.
- Warehouses and industry: Much of the land between Route 130 and the Turnpike, near Exit 8A, is warehouses, so it pays to know what is nearby before you buy.
Worth knowing: Because South Brunswick homes carry so many different mailing addresses, the address alone never tells you the town. We confirm the municipality on every listing. Near Kingston, we also check whether a home falls within the historic district, and near the warehouse areas along Route 130 we look at truck traffic and what is planned on nearby land.
Property taxes
What taxes look like in South Brunswick
- 1.938%2025 effective tax rate, as a share of market value
- $10,9512025 average residential tax bill
A home worth $550,000 on today's market would pay roughly $10,659 a year at South Brunswick's 2025 effective rate. Your actual bill depends on your assessment, so we pull the real tax record for any home you are considering.
Source: New Jersey Division of Taxation, 2025 general and effective tax rates. Rates are set each year.
Getting around
Roads and commuting
U.S. Route 1, Route 27, Route 130, Route 32 and County Road 522 all run through the township, and Kendall Park sits just off Route 27. About 3.5 miles of the New Jersey Turnpike pass through the township, with Exit 8A on the Monroe Township line. There is no train station in South Brunswick, although the Northeast Corridor passes through. The nearest stations are Princeton Junction and New Brunswick. A park and ride near Routes 32 and 130 has Suburban Transit buses to Port Authority, Grand Central and Wall Street, and the county MCAT shuttle connects to NJ Transit.
Places worth knowing
Parks, landmarks and open space
- Davidson Mill Pond Park: A 499 acre Middlesex County park around a mill pond on Lawrence Brook, at the site of an old grist mill.
- Pigeon Swamp State Park: A 1,078 acre state park of undeveloped land on Deans Rhode Hall Road.
- Kingston Mill Historic District: A 49 acre historic district on the Millstone River, listed on the National Register in 1986. The mill there dates to 1888, on a site first milled in 1755.
- County preserves: Middlesex County also protects Heathcote Meadows Preserve (88 acres), Scotts Corner Conservation Area (159 acres), Van Dyke Farm (196 acres) and part of the 520 acre Ireland Brook Conservation Area in the township.
Common questions
Questions people ask us about South Brunswick
What are property taxes in South Brunswick, NJ?
South Brunswick Township's 2025 effective tax rate is 1.938 percent of market value, and the average residential tax bill is $10,951, according to the New Jersey Division of Taxation. Actual bills depend on each home's assessment.
Is Kendall Park its own town?
No. Kendall Park is a community within South Brunswick Township, with its own 08824 ZIP code. Homes there are in South Brunswick and pay South Brunswick property taxes.
If my address says Princeton, am I in South Brunswick?
You may be. Part of South Brunswick uses the Princeton 08540 ZIP code, and other parts use Kingston, Cranbury, Dayton, Monmouth Junction or Kendall Park addresses. The tax bill or the deed will show the actual municipality, and we confirm it on every home.
Is there a train station in South Brunswick?
No. The Northeast Corridor passes through the township, but the nearest stations are Princeton Junction and New Brunswick. Monmouth Junction and Herrod Boulevard have been named as possible stops on the proposed Monmouth Ocean Middlesex line, which has not been built.
Which Turnpike exit serves South Brunswick?
Exit 8A, at Route 32 on the line between South Brunswick and Monroe Township. Most of the interchange sits in Monroe. The Turnpike itself crosses about 3.5 miles of eastern South Brunswick.
Nearby towns
Towns that border South Brunswick
Buying or selling in South Brunswick?
Kendall Park, Dayton, Kingston and more
Kendall Park, Dayton and Kingston each sell a little differently, and a nearby warehouse or a historic district can change the picture. We look at what surrounds the home and explain every way to sell.
Call or text either of us directly.