🏢

Upcoming

SansiriCondominium🚉 MRT Rama 9 🚆 MRT Blue Line

The Base Urban Rama 9

เดอะ เบส เออร์เบิน พระราม 9

Near Rama IX intersection, Huai Khwang, Bangkok · Rama 9

Starting from

฿3.49M

26.75-58.00 sqm

2025

✦ 800m to MRT Rama 9 (existing Blue Line); also near the future MRT Orange Line
✦ 1.1km to Si Rat Expressway
✦ 311 units on a single 29-floor tower, 1 rai site
✦ Multi-level amenity floors: Sky Lawn (22F), infinity pool (27F), work/life hub (28F)

Unit types

1BR2BR

Facilities

Statement lobbySky Lawn (22F)Infinity-edge pool (27F, Half-Olympic)Co-working / social clubLife loungeGymPocket green gardenFully furnished units

Documents & downloads

📄E-Brochure (TH)Brochure

Starting from

฿3.49M

Est. rent: ฿14K–฿18K/month

Unit sizes

26.75-58.00 sqm

Price / sqm

฿130K

Total units

311

Floors

Completion

2025

District

Rama 9

Status

Upcoming

ⓘ Some details sourced from s3.ap-southeast-1.amazonaws.com.

🔥 Value analysis

20% below area median

This project (per sqm)฿130K

Area median (per sqm)฿162K

Based on 40 comparable Condominium projects within 5 km.

Official land value here

฿90K per sq.wah

≈ ฿23K per m² of land

District median (Rama 9)฿100K

Pricier land than 85% of tracked locations

Official zone appraisal by the Treasury Department (2023-2026 cycle) — median of 80 land parcels within 150 m of the project pin. Land value, not unit price; government appraisals typically sit below open-market prices.

View on Sansiri website ↗

🤖 AI investment score & projected yield

71See the full analysis below ↓

AI Investment Insights

/100

Investment score

Location7/10

Value7/10

Developer8/10

Transit7/10

Est. gross rental yield: 4.8–6.2% per yearGrowth outlook: HighSuits: Rental investor · Own-stay buyer

The Base Urban Rama 9 offers solid exposure to Bangkok's fast-growing new CBD at a reasonable price point, backed by Sansiri's strong delivery track record and proximity to MRT Rama 9. However, its upcoming status and the district's heavy new supply pipeline mean investors should weigh completion timing and rental competition carefully.

Strengths

800m from MRT Rama 9 (Blue Line) with future Orange Line proximity adding long-term connectivity
Located in the fast-growing Grand Rama 9 CBD corridor, benefiting from major office/retail expansion
Sansiri brand offers strong delivery track record and resale liquidity
Efficient small-format 1BR/2BR units (26.75-58 sqm) suit rental demand and keep entry price accessible

Watch out for

Project is still upcoming with no construction progress or completion date published, adding delivery-timeline risk
800m to MRT is a moderate walk, not immediate station-front convenience
Rama 9 has a high volume of new condo supply, which could pressure rental yields and resale pricing over time

AI analysis · claude-sonnet-5 · August 19, 2026 · AI-generated analysis based on public data. Not investment advice — verify with the developer before deciding.

🧮 True-cost & yield calculator

For foreign buyers paying cash. Adjust any assumption — estimates only.

✨ Prefilled from this project's AI analysis

Purchase price (฿)Unit size (sqm)Furniture budget (฿)FX transfer cost (%)Sinking fund (฿/sqm)Common fee (฿/sqm/mo)Common fee prepaid (months)Gross rental yield (%)Occupancy (%)Management fee (%)Effective rental tax (%)Annual price growth (%)

Developer splits the 2% transfer fee 50/50

Tax is simplified — confirm with a tax adviser.

Total acquisition cost

฿3.59M

Purchase price฿3.49M

Transfer fee฿35K

Sinking fund฿16K

Common fee prepay฿19K

Furniture฿0

FX transfer cost฿26K

Net annual rental income

฿123K