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21 Courtside LnSouth Brunswick Twp., NJ 08540

Single Family · 4 Beds · 2 Full Baths · 1 Half Bath
$1,249,000 Active

21 Courtside Ln Overview

Time on Site:
17 days
Visits:
0

Signature Brick Front Colonial in Princeton Courtside Estates, South Brunswick, with Princeton mailing address and top-rated schools. Set on quiet cul-de-sac, 4BR, 2.1BA, approx. 3,345 sq ft.Two-story foyer with chandelier, primary and secondary staircases. Refinished hardwood floors, freshly painted interior walls, first-floor office, formal living/dining rooms. Kitchen with new tile flooring, range, microwave (2026). Roof replaced 2025; One furnace replaced 2014; One AC replaced 2019

Listing provided courtesy of RE/MAX DIAMOND REALTORS- MLS# 4034130MLS ProviderContact Information: 732-297-1100
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21 Courtside Ln Facts & Features

  • Type Single Family

Details

General

Association/HOA

  • Association Fee: $400.00
  • Association Fee Frequency: Annually

School Information

  • Elementary School: S.BRUNSWIK
  • High School: S.BRUNSWIK

Building Information

  • Year Built: 2002

Location/Region

  • County Or Parish: Middlesex
  • Subdivision Name: Princeton Courtside Estates

Building Exterior/Construction

  • Construction Date/Year Built Des: Approximate

Community/Development

  • Community Living: Yes

Tax Information

  • City Tax: *
  • County Tax: *
  • Tax Amount Tax: *
  • Tax Annual Amount: $19,761.00
  • Tax Assessed Value: *
  • Tax Rate Amount: 5.578
  • Tax Rate Year: 2025
  • Tax Year: 2025

General Information

  • Pets Allowed: Yes
  • Primary Style: Colonial
  • Property Sub Type: Single Family
  • Property Type: Residential
  • Senior Community: No

Interior

Building Information

  • Basement Level Rooms: Inside Entrance

Parking Information

  • Garage Spaces: 2

Beds/Baths

  • Bathrooms Full: 2
  • Bathrooms Half: 1
  • Bathrooms Total: 2.10
  • Bedrooms Total: 4
  • Bedroom 1 Level: Second
  • Bedroom 2 Level: Second
  • Bedroom 3 Level: Second
  • Bedroom 4 Level: Second

Building Interior

  • Appliances: Dishwasher, Dryer, Microwave Oven, Range/Oven-Gas, Refrigerator, Washer
  • Garage Description: Attached,Built-In,InEntrnc
  • Water Heater: Gas

General Information

  • Accessibility Features: No
  • Cooling: 2 Units, Ceiling Fan, Central Air
  • Fireplace Features: Family Room
  • Fireplaces Total: 1
  • Flooring: Carpeting, Tile, Wood
  • Heating: 2 Units, Forced Hot Air, Multi-Zone
  • Rooms Total: 12

Room Information

  • Dining Area: Formal Dining Room
  • Dining Room Level: First
  • Family Room Level: First
  • Kitchen Area: Eat-In Kitchen, Pantry
  • Kitchen Level: First
  • Level 1 Rooms: DiningRm,FamilyRm,Foyer,GarEnter,Kitchen,Laundry,LivingRm,Office,PowderRm
  • Level 2 Rooms: 4 Or More Bedrooms, Bath Main, Bath(s) Other
  • Living Room Level: First
  • Primary Bath Features: Stall Shower And Tub
  • Primary Bedroom Desc: Full Bath, Walk-In Closet
  • Other Room 1: Office
  • Other Room 1 Level: First
  • Other Room 2: PowderRm
  • Other Room 2 Level: First
  • Other Room 3: Laundry Room
  • Other Room 3 Level: First

Exterior

Parking Information

  • Parking Features: 1 Car Width
  • Parking Total: 4

Lot Information

  • Lot Features: Cul-De-Sac, Possible Subdivision
  • Lot Size Area: 31935 SF
  • Water Source: Public Water

Building Exterior/Construction

  • Architectural Style: Colonial
  • Construction Materials: Brick, Vinyl Siding
  • Roof: Asphalt Shingle

General Information

  • Exterior Features: Patio
  • Pool Private: No
  • Sewer: Public Sewer
  • Utilities: All Underground

21 Courtside Ln Neighborhood

Community

08540 (Plainsboro) Demographics

38
Median Age
979
Population Density (per sq. mile)
85%
College Educated
$154,859
Estimated Median Income
11,795
Estimated Total Home Owners
6,348
Estimated Total Renters
65% / 35%
Estimated Owner / Renter Divide
3
Estimated Average Household Size
Community data courtesy of LiveBy, Inc.

21 Courtside Ln Monthly Cost

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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

21 Courtside Ln Market Data

Based on the last 30 days in this zip code

$1,353,834
Average List Price
$529
Average Price per Square Foot
58
Properties Sold
103
Average Days on Market
260
Properties for Sale
Calculations provided by Reliance Network

21 Courtside Ln History

Date Event Value Agent
6/12/2026Source: Garden State MLS Added to Database
June 12, 2026