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01Search in Mercer County, NJ

Mercer County homes for sale & real estate.

Browse homes for sale in Mercer County, NJ, the capital county of New Jersey, stretching from Princeton University and the northern suburbs down to the state capital in Trenton on the Delaware River. Mercer County offers single-family homes, historic city houses, townhomes and condos, active-adult communities, and university-town properties across 12 municipalities, from affordable capital-city homes to premier Princeton neighborhoods.

Mercer County is reached by Interstate 95, Interstate 295, US-1, US-206, Interstate 195, and the New Jersey Turnpike, and the NJ Transit Northeast Corridor line (Princeton Junction, Hamilton, and Trenton), plus Amtrak and SEPTA at the Trenton Transit Center, carry commuters to New York and Philadelphia. Prices reflect local demand: homes and condos in Trenton and Ewing start in the $200s to $400s, single-family homes in Hamilton, Lawrence, Robbinsville, and Hightstown run in the $400s to $700s, and Princeton homes climb well past $1M.

$450KMedian sale price
$279Median $ / sq ft
55Average DOM
246Homes for sale

Updated Spring 2026

Search Mercer County listings, updated in real time.

Explore the latest homes for sale in Mercer County, NJ, updated in real time so you see accurate availability and pricing. Inventory spans historic colonials and campus-area homes in Princeton, rowhouses and two- and three-family homes in Trenton, mid-century capes and ranches in Ewing and Hamilton, Town Center townhomes and condos in Robbinsville, and new construction across the eastern townships.

The county is anchored by Princeton University in Princeton, The College of New Jersey in Ewing, Rider University in Lawrenceville, and Mercer County Community College in West Windsor, served by major hospitals including Capital Health Regional Medical Center in Trenton, Penn Medicine Princeton Medical Center in Plainsboro, and RWJUH Hamilton, and home to top-rated districts in Princeton, West Windsor-Plainsboro, Robbinsville, and Hopewell Valley.

02Explore Communities & Market

Explore Mercer County communities.

Mercer County is large and lifestyle-driven, and where you buy shapes your commute, taxes, schools, and price. Luxury and estate buyers gravitate to Princeton, Hopewell, and Lawrence; families focused on schools and space look at West Windsor, Robbinsville, Hamilton, and Hopewell Valley; buyers who want walkable downtowns choose Princeton, Hightstown, and downtown Trenton; and value-minded buyers find more attainable entry points in Trenton, Ewing, and Hamilton.

Search Mercer County homes by price.

Jump to a price range or property type that fits your search, browse the Mercer County area guide, or check current open houses. Every link below is a live page.

Browse Mercer County towns & neighborhoods.

Explore our town-by-town guides near Mercer County and across Mercer County. Each guide covers local neighborhoods, schools, commute options, and current listings.

Mercer County open houses.

Browse upcoming open houses in Mercer County, or register for weekly alerts. Call 888-327-6555 to schedule a private showing any day of the week.

Homes for sale by property type.

Explore every type of home in and around Mercer County through our Mercer County property pages: single-family homes, historic and university-town homes, townhomes and condos, new construction, 55+ active-adult communities, and multi-family investment properties.

Market trends, Early 2026

The Mercer County market, by the numbers.

Demand is steady from state-government and pharmaceutical workers, Princeton University and hospital employees, and commuters who want the Northeast Corridor's two-way access to New York and Philadelphia. Inventory has loosened modestly, but well-located homes near the train, the universities, and strong schools still move quickly. Figures below reflect county-wide data across all property types.

$450KMedian sale price
$279Median $ / sq ft
55Average DOM
246Homes for sale

Updated Spring 2026

Within the county, the highest prices cluster in Princeton and the estate areas of Hopewell and Lawrence, where homes routinely transact above $1 million, while Trenton, Ewing, and parts of Hamilton offer the most attainable entry points. Call 888-327-6555 for a town-by-town breakdown. Call 888-327-6555 for a street-by-street breakdown.

Why buy a home in Mercer County.

  1. Two-way access to New York and PhiladelphiaMercer County sits on the Northeast Corridor, with NJ Transit rail at Princeton Junction, Hamilton, and Trenton, Amtrak and SEPTA at the Trenton Transit Center, and I-95, I-295, US-1, and the NJ Turnpike giving rare two-way access to both New York and Philadelphia.
  2. Universities and strong schoolsHigher education at Princeton University, The College of New Jersey, Rider University, and Mercer County Community College, alongside top-rated districts in Princeton, West Windsor-Plainsboro, Robbinsville, and Hopewell Valley, makes the county a magnet for families.
  3. The state capital and a deep job baseAs New Jersey's capital, Trenton anchors state-government employment, while the US-1 corridor's pharmaceutical and testing employers such as Bristol Myers Squibb and ETS, plus Princeton University, keep housing demand steady.
  4. Top-tier healthcareCapital Health Regional Medical Center in Trenton is a Level II trauma center, joined by Penn Medicine Princeton Medical Center in Plainsboro and RWJUH Hamilton, giving the county strong hospital coverage.
  5. Parks, history, and cultureThe Mercer County Park Commission runs thousands of acres anchored by the 2,500-acre Mercer County Park, and the county is home to Washington Crossing State Park, the New Jersey State House, and Grounds For Sculpture.

Amenities & community overview.

  • Browse all homes for sale or explore rentals across Mercer County.
  • Compare capital-city, suburban, downtown, and college-town lifestyles before choosing a town.
  • Weigh commute options - the Northeast Corridor rail, Amtrak and SEPTA at the Trenton Transit Center, the NJ Turnpike, US-1, and I-95 - against each area.
  • Explore Princeton University, Mercer County Park, and the Princeton and Hightstown downtowns for recreation.
  • Call 888-327-6555 for a live, town-specific market update in Mercer County.

Resources for buyers & sellers.

Local and state government, schools, healthcare, transportation, parks, and financial assistance relevant to Mercer County, NJ buyers and sellers.

πŸ›οΈGovernment & Local
πŸŽ“Schools & Education
πŸ₯Healthcare & Hospitals
πŸš†Transportation
🌳Parks & Recreation
🏦Mortgage & Financial
β˜… First-time buyers, NJHMFA

First-time home buyer programs in Mercer County.

First-time buyer in Mercer County or Mercer County, NJ? The New Jersey Dream Homeownership Program from NJHMFA helps eligible buyers with affordable financing, down payment and closing-cost assistance, and homebuyer education. Special options are available for military members, public safety professionals, educators, and healthcare workers.

03Connect for Answers

Frequently asked questions.

What is the average home price in Mercer County, NJ?

Mercer County's overall median sale price has been around $450K, but the range is very wide. Homes and condos in Trenton and Ewing start in the $200s to $400s, single-family homes in Hamilton, Lawrence, Robbinsville, and Hightstown run in the $400s to $700s, and Princeton homes climb well past $1M. Call 888-327-6555 for a town-by-town breakdown.

What towns are in Mercer County, NJ?

Mercer County has 12 municipalities: Trenton (the county seat and state capital), Princeton, Hamilton, Ewing, Lawrence, West Windsor, East Windsor, Robbinsville, Hopewell Township, Hopewell Borough, Pennington, and Hightstown.

Is Mercer County a good place to live?

Many buyers choose Mercer County for its Northeast Corridor rail to both New York and Philadelphia, Princeton University and its schools, the state government and pharmaceutical jobs, Mercer County Park, and a wide mix of housing from affordable city homes to top-tier suburbs. The right fit depends on your budget, commute, and schools; we can help you compare towns.

How is the commute from Mercer County to New York City and Philadelphia?

Mercer County sits on the Northeast Corridor, giving it rare two-way access. The NJ Transit Northeast Corridor line serves Princeton Junction, Hamilton, and Trenton toward Newark and New York Penn Station, while Amtrak and SEPTA at the Trenton Transit Center run south to Philadelphia. Drivers use I-95, I-295, US-1, and the NJ Turnpike. Call 888-327-6555 to weigh location against price.

Which Mercer County towns have the best schools?

Mercer County includes several highly regarded districts, among them Princeton, West Windsor-Plainsboro, Robbinsville, Hopewell Valley, and Lawrence. Review the NJ Department of Education report cards linked on this page, and call us to match a town to your school priorities.

What is the Mercer County real estate market like?

The market splits sharply by town. Trenton and Ewing are relatively affordable and popular with investors and first-time buyers, the suburbs of Hamilton, Lawrence, Robbinsville, and Hightstown are steady mid-market towns, and Princeton is a competitive, high-priced college town where homes reach well past a million dollars. Call 888-327-6555 for current numbers in a specific town.

Are there condos and townhomes for sale in Mercer County?

Yes. Mercer County has condos and townhomes in Robbinsville Town Center, in the Princeton and West Windsor developments near the rail, and throughout Hamilton, Ewing, and Lawrence. See the Mercer County condos and townhomes pages on this site or call 888-327-6555.

Are there 55+ and active-adult communities in Mercer County?

Yes. Age-restricted and 55+ options appear in Hamilton, Lawrence, Robbinsville, Hightstown, and East Windsor, often as condo or townhome communities. See the Mercer County 55+ page or call 888-327-6555 and we will help you compare them.

Is there new construction in Mercer County, NJ?

Yes. New construction ranges from townhomes and single-family neighborhoods in Robbinsville, Hamilton, and West Windsor to transit-oriented and redevelopment projects in Trenton and Princeton. Inventory varies, so register for alerts or call 888-327-6555 to hear about new builds first.

How are property taxes in Mercer County, NJ?

Property taxes vary widely by municipality and reflect local, school, and county levies; Mercer's average residential bill runs near the state average, with lower bills in Trenton and higher ones in the suburbs. The exact bill depends on a home's assessed value. Review the NJ Division of Taxation resource on this page and confirm the current rate for any specific property.

What parks and recreation are in Mercer County?

The Mercer County Park Commission operates thousands of acres of parkland, anchored by the 2,500-acre Mercer County Park in West Windsor and Hamilton with its lake, marina, skating center, and tennis center, plus Howell Living History Farm, Mercer Meadows, county golf courses, and the Lawrence Hopewell Trail. Washington Crossing State Park and Grounds For Sculpture are also nearby.

Is Mercer County a good place to invest in real estate?

Mercer County draws steady demand from state-government, university, and pharmaceutical employment, plus strong rental demand in Trenton, Ewing, and the college towns, which supports long-term values and cash flow. Returns depend on price, taxes, property type, and condition, so review the numbers carefully; we can help you weigh options for your goals.

Can Four Point Realty help me buy or sell a home in Mercer County?

Yes. Four Point Realty, led by Naveen Sharma, helps buyers and sellers throughout Mercer County with full-service representation and a listing fee starting at 1%*. Whether you are buying, relocating, or selling, call 888-327-6555 or request a free home value estimate.

Why choose Four Point Realty for your search.

Buying or selling a home is one of the biggest financial decisions you will make. Four Point Realty is a trusted NJ real estate resource led by Naveen Sharma, offering current listings, strong local market knowledge, and honest insights from the first showing to the closing table. Call 888-327-6555 today.

Naveen Sharma, Broker/Owner, Four Point Realty

Naveen Sharma

Broker / Owner, 20+ years

Ready to buy? Work directly with Naveen, whether you're buying your first home, relocating, investing, or moving up to a larger house, we guide you every step of the way.

Thinking about selling? Our listing fee starts at 1%*, giving homeowners full-service representation while saving thousands in commission.

Listing fee starting at 1%*. Buyer agent compensation is separate and negotiated per transaction. Naveen Sharma is licensed in NJ & GA. Four Point Realty LLC is licensed in NJ, NY & GA.

Connect with our team β†’

Gaurav Sharma

Broker Associate & Team Lead

Broker of Record (NY). Licensed in NJ, NY & GA. Gaurav leads the Four Point Realty agent team and guides clients through pricing, negotiation, and closing, keeping every transaction smooth, transparent, and on schedule. My goal is always to help you make smart decisions by providing market insights, expert negotiation, and personalized guidance.

Gaurav Sharma, Broker Associate and Team Lead at Four Point Realty

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*Listing commission starting at 1% of the sale price; terms and conditions apply. Contact Four Point Realty for full details. Four Point Realty is licensed in New Jersey, New York and Georgia. Equal Housing Opportunity. Β© Four Point Realty LLC.

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