21 Square

Borivali, Mumbai, Maharashtra

RATANSINGH AND BROS

Description & FAQs

Project Overview

21 SQUARE is a premier residential project located in the heart of Mumbai, specifically in the bustling locality of Andheri. This project is designed to offer a blend of modern living and comfort, featuring a variety of apartment types including 1 BHK, 2 BHK, 3 BHK, and 4 BHK units. With a total of 306 units spread across 3 towers, residents can enjoy a vibrant community atmosphere while having access to essential amenities.

The project spans over 2.5 acres, providing ample space for recreational areas and green landscapes. Residents can relax in beautifully designed gardens, engage in fitness activities at the on-site gym, or spend quality time with family in the community spaces. The strategic location of 21 SQUARE ensures that residents are well-connected to major highways, educational institutions, and healthcare facilities, making it an ideal choice for families.

In terms of infrastructure, 21 SQUARE is equipped with modern facilities that enhance the living experience. The project includes a centralized drainage system, ensuring efficient water management. Residents can also benefit from a solid waste management system that promotes eco-friendly practices. The project emphasizes energy efficiency with LED lighting and smart energy management systems, contributing to a sustainable lifestyle. Comprehensive fire safety measures are in place to ensure the safety of all residents.

Investing in 21 SQUARE not only offers a luxurious living experience but also promises excellent potential for appreciation in property value. With its prime location and modern amenities, this project is poised to become a sought-after address in Mumbai.

Frequently Asked Questions

Explore common inquiries about this project.

What is 21 SQUARE?

21 SQUARE is a residential project located in Andheri, Mumbai, offering a variety of apartment types including 1 BHK, 2 BHK, 3 BHK, and 4 BHK units.

What is the total number of units in the project?

The project comprises a total of 306 residential units.

What infrastructure is included in the project?

The project includes a centralized drainage system, solid waste management, energy-efficient lighting, and comprehensive fire safety measures.

What amenities are available at 21 SQUARE?

Residents can enjoy amenities such as landscaped gardens, a gym, and community spaces.

How is the location of 21 SQUARE?

The project is strategically located in Andheri, providing easy access to major highways, educational institutions, and healthcare facilities.

Is 21 SQUARE a good investment?

Yes, investing in 21 SQUARE offers excellent potential for appreciation in property value due to its prime location and modern amenities.

Project Details

Basic Information

  • Price Range:
  • Property Type: Apartment
  • Flat Type: 1 BHK, 2 BHK, 3 BHK, 4 BHK
  • Status: New Launch

Project Scale

  • Possession: Quarter 2 2026
  • Span: 2.5 Acres
  • Towers: 3
  • Units: 306
  • Floors: G+20
  • Density:

Location & Builder

  • Project: 21 Square
  • Address: Andheri, Borivali, Mumbai, Maharashtra
  • Sector: Others
  • Locality: Borivali
  • City: Mumbai, Maharashtra
  • Builder: RATANSINGH AND BROS
RERA Authority

Maharashtra Real Estate Regulatory Authority

RERA Reg. No

P51800028790

Videos

Neighborhood Video

Project Reviews

No reviews for this project yet. Be the first one to share your thoughts!

Submit Your Review

Buyer's Due-Diligence Guide

Serious about 21 Square? Check the Facts First.

Glossy brochures and portal listings show only the shiny surface. My deep-dive report gathers the hard-to-find data scattered across dozens of websites and filings, so you can decide with confidence.

Before you commit your savings, see the full picture.

What My Reports Uncover:

  • Builder Strength: past delivery record, financial health, open court cases.
  • Legal & Title: RERA filings, land title chain, critical NOCs and clearances.
  • Construction Reality: on-site progress versus promised timeline, independent quality checks.
  • Total Cost Clarity: launch-to-date price trend, hidden charges, payment-plan cash flow.
  • Location & Liveability: travel times, upcoming infrastructure, environmental risks.
  • Exit & Rental Liquidity: resale registrations, rental yields, bank project approvals.
  • Buyer Sentiment: real customer complaints, maintenance issues, defect logs.
  • Red Flags: a concise list of any critical concerns I uncover.

See the Insight You Get (Sample Report)

Click here to download a sample analysis for a different project (Manor One, Gurugram) (This demonstrates the type of analysis I provide.)


Ready for the Real Story on 21 Square?

Get your personalised, comprehensive Due-Diligence Report prepared specifically for this project.

Subscription required. Project reports included in Premium and Expert plans (starting at ₹2499 lifetime access).

Interested in 21 Square?

Leave your details – our team will call you back within 5 minutes.