Keystone Avni — Residential Plots in Thirumazhisai

Thirumazhisai, Chennai
₹19 L–90.38 L
● Ready to Occupy
● Ready to Occupy RERA VerifiedPLOT Updated 27 Sep 2026

Keystone Avni — Residential Plots in Thirumazhisai

K
by Keystone Spaces
ThirumazhisaiChennai
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Thiruvallur - Poonamalle Road, Thirumazhisai, Chennai, Tamil Nadu 600124, India
Price Range
₹ 19 L – 90.38 L*
ⓘ*Base price · +Stamp duty, GST & other charges
₹3,525/sqft · 539 sqft
RERA: TN/2/Layout/1786/2025 dated 21-05-2025

Key Details

Key details for Keystone Avni
Plot Area11.5 Acres
Total Plots239 Plots
PossessionImmediate
Plot TypeInterior Plot

Unit Configurations

539 Sq.Ft. Residential PlotAvailable
Plot Area
539 sqft
Starts from
₹19 L
2564 Sq.Ft. Residential PlotAvailable
Plot Area
2,564 sqft
Starts from
₹90.38 L
Site / Layout Plan
Overall project layout — plot positions, roads & amenities
100%
Keystone Avni — site layout plan
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About This Residence

Keystone Avni, developed by Keystone Spaces, is a thoughtfully planned residential plot development located in Thirumazhisai. Spread across a spacious 11.5-acre land parcel, the project offers 239 residential plots in a range of sizes from 539 sq.ft to 2,564 sq.ft, giving homebuyers flexibility to select a plot that…

Amenities & Features

Avenue Tress
Black Top Road
Childrens Play Area
Compound Wall
Gated Community
Rain Water Harvesting
Solar Street Lights

Developer Profile

K

Keystone Spaces specializes in developing DTCP, CMDA, and RERA-approved plotted communities across some of Chennai’s rapidly developing growth corridors. So far, the company has developed more than 6 lakh square feet of residential land and is progressing toward the 1 million square foot milestone.

Each development is planned around core commitments such as clear property titles, essential infrastructure, transparent transactions, and strategically selected locations with long-term growth potential. With several completed communities across Chennai and two prominent ongoing projects, AVNI in Thirumazhisai and GRANDEUR in Irungattukottai, Keystone Spaces continues to expand alongside Chennai’s growing western corridor.

The company’s developments are focused on combining legal clarity, planned infrastructure, and well-connected locations to create residential communities suited to evolving lifestyle and investment needs.

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Projects
★ 3.0
Rating
View all projects by Keystone Spaces →

How This Listing Was Verified

  • RERA registration (TN/2/Layout/1786/2025 dated 21-05-2025) checked against the official state RERA portal before this listing was approved.
  • Property descriptions on Propspedia may be drafted with AI assistance based on verified project data, and are reviewed by our team before publishing.

Neighbourhood Intelligence

Real places near Thirumazhisai · within 5 km

50
Good
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🏫Schools
Panimalar Engineering CollegeCurated
Holy Crescent SchoolCurated
🏥Hospitals
Ramdas HospitalCurated
Vasan Eye Care Hospital, TiruvallurCurated
📍Landmarks
Bagavathy TheatreCurated
NilgirisCurated

Live Connect

Real-time updates from Thirumazhisai

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Description Detail
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Common Questions

Frequently Asked Questions about Keystone Avni

6 questions answered below. Send an enquiry for anything not covered.

Keystone Avni starts at ₹19 L in Thirumazhisai, Chennai. Available in Studio configurations:

  • Studio — ₹19 L – ₹90.38 L(539–2,564 sqft)

Send an enquiry on Propspedia for the latest payment plan, available floors, and unit inventory.

Possession date for Keystone Avni is yet to be finalised by the builder. Please send an enquiry or call the builder directly for the most current handover timeline.

Yes — Keystone Avni is RERA registered under number TN/2/Layout/1786/2025 dated 21-05-2025. You can verify this at any time on the official Chennai RERA portal. RERA registration legally requires the builder to maintain a dedicated project escrow account, deliver on schedule, and make full disclosures — giving homebuyers complete statutory protection.

How Keystone Avni compares on price, price per sqft, and configuration to the nearest listed projects in Thirumazhisai and neighbouring areas:

ProjectLocalityPrice₹/sqftBHK
Keystone Avni (this project)Thirumazhisai₹19 L₹3,525—
Sameera New BlossomThirumazhisai₹33.59 L₹5,598—
Urbanrise City Of JoyThirumazhisai₹62.99 L₹8,6292
Purva RaagamThirumazhisai₹20.06 L₹4,917—
Jains Aura ResidencesThirumazhisai₹20 L₹3,333—

Keystone Avni includes 7 amenities for residents:

Avenue TressBlack Top RoadChildrens Play AreaCompound WallGated CommunityRain Water HarvestingSolar Street Lights

All listed amenities are part of the gated community and accessible to residents as per the builder's approved amenity schedule.

Keystone Avni is developed by Keystone Spaces. Keystone Spaces specializes in developing DTCP, CMDA, and RERA-approved plotted communities across some of Chennai’s rapidly developing growth corridors. So… You can view the full builder profile and their other projects on Propspedia.

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Keystone Avni Price

Plots at Keystone Avni in Thirumazhisai, Chennai are priced from ₹19 L – ₹90.4 L, depending on the configuration and floor. Every listed price on Propspedia is set directly by the builder — Propspedia charges buyers zero brokerage.

Keystone Avni Registration Status

Registration for Keystone Avni is Immediate. This is the registration timeline as listed by the builder at the time of publishing.

Keystone Avni Location & Connectivity

Keystone Avni is located at Thiruvallur - Poonamalle Road, Thirumazhisai, Chennai, Tamil Nadu 600124, India, in Thirumazhisai, Chennai.

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Keystone Avni RERA Status & Legal Check

RERA Registered — TN/2/Layout/1786/2025 dated 21-05-2025

Verified against the state RERA portal at listing time. Learn how to verify RERA status yourself →