Castle Green: 29 Units for Sale

There are 29 properties for sale at Castle Green. You can use our elegant Property Search Tool to find the right HDB Flat, Condominium, Apartment, Executive Condominium, Terraced House, Detached House, Semi-Detached House and Bungalow House that is currently for sale. The options in our database are limitless. Our Property Evaluation Tool makes the market transparent for you, so that you can make a confident decision to buy your Property in Singapore. Start your Property Search above, or refine your search using these most popular searches on Property for sale.

Castle Green – PropertyGuru Market Pulse Insights

PropertyGuru search trends over the past month show that the development remains one of the more visible names in recent search data, capturing 3.37% of district queries within the Mandai / Upper Thomson market. This level of activity reflects a consistent interest from buyers looking at established condominium options in this part of Singapore.

Most-searched Units: 3-Bedroom

Popular preferences: Gym, Tennis Court

Pricing by Unit Types:

• 2-Bedroom Units:
  • Avg Asking Price: S$ 1.39M
  • Avg PSF: S$ 1,427 psf (34.64% lower compared to Mandai / Upper Thomson average of S$ 2,183 psf)
  • Available Units: 10
• 3-Bedroom Units:
  • Avg Asking Price: S$ 1.77M
  • Avg PSF: S$ 1,527 psf (28.8% lower compared to Mandai / Upper Thomson average of S$ 2,144 psf)
  • Available Units: 8
• 4-Bedroom Units:
  • Avg Asking Price: S$ 2.24M
  • Avg PSF: S$ 1,586 psf (27.34% lower compared to Mandai / Upper Thomson average of S$ 2,182 psf)
  • Available Units: 8

Key Takeaway: Market demand indicators point strongly towards the 3-Bedroom configurations as the preferred choice for buyers exploring this development. While these mid-sized units lead in interest, the 4-bedroom layouts command the highest price per square foot despite having a similar inventory level to the 3-bedroom units. Overall, the property is positioned at a significant discount relative to the Mandai / Upper Thomson district average, offering a competitive entry point for those seeking extensive facilities like tennis courts. This pricing gap suggests the project remains a high-value proposition for buyers prioritizing space and established amenities over newer, premium-priced launches in the area.

Location & Lifestyle Highlights — Castle Green

640m (8 mins) to LENTOR MRT STATION — This station links you directly to the Thomson-East Coast Line, making it very easy to reach the city center and Orchard Road in a short ride.

Castle Green offers a balanced lifestyle in a well-established residential area, combining the space of a medium-scale development with excellent transport links. It is a practical choice for those who want a quiet home environment without sacrificing quick access to major expressways and the MRT network.

Nearby hotspots:

MRT Stations:

• YIO CHU KANG MRT STATION (802m, 9-10 mins) — A great alternative on the North-South Line for a direct commute to Ang Mo Kio, Bishan, and the Central Business District.

Bus Stops (53 within 1 km):

• CASTLE GREEN (162m, 1-2 mins) — Right at your doorstep, providing immediate access to several bus routes for easy travel around the neighborhood.
• OPP CASTLE GREEN (252m, 3-4 mins) — Conveniently located across the road for quick trips towards Yio Chu Kang and beyond.

Education & Early Learning:

• ANDERSON PRIMARY SCHOOL (709m, 8-9 mins) — A reputable primary school within walking distance, making the morning school run much simpler for parents.
• PRESBYTERIAN HIGH SCHOOL (728m, 8-9 mins) — Nearby secondary education option that allows students to commute easily on foot.
• LEARNING VISION @ WORK PTE. LTD. (967m, 11-12 mins) — A handy childcare and preschool option for working parents in the area.

Healthcare & Wellness:

• ANG MO KIO COMMUNITY HOSPITAL (726m, 8-9 mins) — Close proximity to medical care and rehabilitation services for peace of mind and family wellness.

Dining & Food:

• JAPANESE (874m, 10-11 mins) — A local spot for a quick meal or weekend dinner without having to travel far from home.
• SUBWAY (1240m, 14-15 mins) — Easy option for a healthy, quick sandwich when you are out and about in the vicinity.

Highly attractive for: Young Families, Urban Professionals, Investors

Market & Rental Insights

Castle Green demonstrates a profile of significant capital growth and steady rental interest within the residential market.

• PSF Appreciation:S$1,200 psf → S$1,375 psf over recent years (+14.58%) from 2023 - 2026.
• Expected Rental Yield: At 2.82%, this reflects a moderate return for investors.
• Transactions:17 rental transactions in the last 6 months and 3 sale transactions in the last 12 months, showing steady rental activity and limited sale activity.
• PG Pulse Insight: With a strong PSF appreciation of +14.58% and steady rental activity, Castle Green remains a notable project for capital growth despite moderate rental yields of 2.82%.

Published date: November 4, 2026