Si Phraya
Si Phraya is a subdistrict in Bang Rak, Bangkok, offering everyday convenience with four nearby convenience stores and a gym and fitness center close at hand. Residents can enjoy green space at Wat Hua Lamphong Rukkhaniwet Park and Nakhon Khet Borirak Garden, while Montien Mall provides shopping in the area. The neighborhood has property inventory records available for those exploring homes here.
Last updated: October 2026
138
Active Listings
100
For rent
38
For sale
฿7.9M
Median Sale Price
—
Median Monthly Rent
฿245K
Price per sqm
Properties in Si Phraya
100 homes available
Get notified when new properties are listed in Si Phraya.
Area profile: Si Phraya
Everything we know about this area, from official Thai government and open sources.
Medians and yields appear only when each required price sample has at least 30 active listings. Prices are asking prices.
Market Overview
Price per sqm
| Property Type | Listings | Median Sale Price | Price per sqm | Median Monthly Rent | Yield |
|---|---|---|---|---|---|
| Condo | 138 | ฿7.9M | ฿245K | — | — |
Listings — Si Phraya
Prices by Bedroom Count
Condo
Official land appraisal (municipal area)
Construction cost (province median)
Minimum appraisal฿400 / m²
Median appraisal฿7,950 / m²
Maximum appraisal฿12,000 / m²
Construction cost ranges from ฿400 / m² to ฿12,000 / m² per m²
Official appraisal vs. asking price
Official appraisal (Treasury)฿136,000 / m²
Market asking price (condo)฿245,465 / m²
Asking prices are 1.8× the official appraisal.
Based on 251 appraised condo units
People
10,200+0.2% since 2021
Gender split
Registered population (male)45%
Registered population (female)55%
Registered houses
8,929
Population density
13,342.9 people / km²
People per house
1.1
Environment
Air quality
Province-level reading (Bangkok)
PM2.5 annual mean
21.4 µg/m³
WHO guideline: 5 µg/m³ PM2.5 / 15 µg/m³ PM10. Thai standard: 15 µg/m³ PM2.5 / 50 µg/m³ PM10.
Terrain & climate
Minimum elevation5.3 m
Median elevation8.3 m
Maximum elevation10.9 m
Elevation ranges from 5.3 m to 10.9 m
Elevation range
5.7 m
Flood exposure
Check a specific address on the flood history map
Flash-flood terrain susceptibility
MinimalLowModerateHigh
Flash-flood terrain susceptibility band: LowSinkhole susceptibility (DMR)
Not assessed by DMR — this area has not been surveyed for sinkhole susceptibility.
Height above nearest drainage (10th percentile)
0.1 m
Distance to nearest stream (10th percentile)
1,013.5 m
Terrain slope (90th percentile)
2.1%
Drought
Rainfall deficit vs 1981–2010+ normal (CHIRPS) — a meteorological reading, not soil moisture, and not a forecast.
Latest 3-month rainfall vs normal
108.4%
Share of 10-day periods in deficit (10y)
20.8%
Worst 3-month deficit (10y)
26.8%
Air quality
PM2.5 — OpenAQ
Reference-grade station
21.4 µg/m³
Amenities in Si Phraya
What's within reach — shops, schools, transit and more.
8
Shopping
3
Education
8
Health
1
Leisure
18
Services
2
Nature
70
food
5
nightlife
Shopping centers(1)Show
- Montien Mall1.0 km
Schools(3)Show
- Yumin Phattana School310 m
- Hua Lum Pong School772 m
- Buddhajakwittaya821 m
Parks(2)Show
Gyms(1)Show
- YRC Yoga706 m
Amenity data © OpenStreetMap contributors
Projects in Si Phraya
Condos and developments in this area
Ashton Chula - Silom
Ashton Chula - Silom is a condominium located in Si Phraya, Bang Rak, Bangkok. The project offers a wide range of amenities, including a swimming pool, gym, co-working space, and additional facilities such as a Finnish sauna, onsen, jacuzzi, steam room, garden, library, lounge, kids area, laundry and laundry service, parking, shuttle bus, concierge, and 24-hour security with CCTV. Nearby points of interest include The Royal Monument of Her Majesty Queen Sri Bajarindra, The Queen Mother, about 3 minutes away, and Kamphaeng Saen Airport, about 85 minutes away. Wat Hua Lamphong Rukkhaniwet Park is about 57 meters away, Nakhon Khet Borirak Garden about 93 meters away, and Montien Mall about 139 meters away. There is also one nearby beach. Recent price data as of 2026-01-01 shows a median sale price of THB 8,500,000, or approximately THB 250,000 per square meter, based on 35 recent transactions.
IDEO Chula - Samyan
IDEO Chula - Samyan is a condominium project developed by Ananda, located in Si Phraya, Bang Rak, Bangkok. The project offers a range of amenities including 24-hour security with CCTV, a co-working space, a garden, a gym, a lounge, parking, a pool, a receptionist, a restaurant, and 24-hour security. Nearby points of interest include The Royal Monument Her Majesty Queen Sri Bajarindra, The Queen Mother, about 2 minutes away, and Sky Garden park, approximately 421 meters away. Kamphaeng Saen Airport is about 84 minutes from the project. The area also features 1 nearby tourist attraction, 1 nearby beach, and 1 nearby park. Based on 5 recent transactions as of 2026-01-01, the median sale price is THB 6,990,000, or approximately THB 188,406 per square meter.
Siamese Surawong
Siamese Surawong is a condominium located in Si Phraya, Bang Rak, Bangkok. The project offers a Finnish sauna among its amenities. Residents are within about 2 minutes of The Royal Monument Her Majesty Queen Sri Bajarindra, The Queen Mother, while Nakhon Khet Borirak Garden is about 281m away. Kamphaeng Saen Airport can be reached in about 85 minutes. The surrounding area also includes 1 nearby beach and 2 nearby parks. Recent price data as of 2026-01-01, based on 7 transactions, shows a median sale price of THB 5,600,000, or approximately THB 125,714 per square meter.
D 25 Thonglor
D 25 Thonglor is a condominium located in Si Phraya, Bang Rak, Bangkok. The developer and completion date have not been disclosed. The project is situated about 2 minutes from The Royal Monument Her Majesty Queen Sri Bajarindra, The Queen Mother, and roughly 83 minutes from Kamphaeng Saen Airport. The surrounding area also includes 1 nearby tourist attraction, 1 nearby beach, and 2 nearby parks.
Altitude Sam Yan - Si Lom
3 active listings · rent from ฿22,000/month · sale from ฿4.9M · completed 2019
Supalai Elite Surawong
Supalai Elite Surawong is a condominium located in Si Phraya, Bang Rak, Bangkok. The developer is not specified. Nearby points of interest include Captain Bush Lane (House No. 1), an attraction about 4 minutes away, and Chong Nonsi Canal Park (Phase 2), a park about 640 meters away. The area also offers 1 nearby beach, 2 nearby parks, and Kamphaeng Saen Airport is about 85 minutes away.
Show 15 more projects
| Project | Active listings | Rent from | Sale from |
|---|---|---|---|
| The Surawong | 3 | ฿20,000/month | ฿6.9M |
| Surawong City Resort | 1 | ฿49,900/month | — |
| The Bangkok Thanon Sub | 1 | — | ฿8.9M |
| Alisha View | — | — | — |
| Altitude Define | — | — | — |
| Baan Sansuk bang rak | — | — | — |
| Culture Chula | — | — | — |
| Jewellery Centre Building | — | — | — |
| K.T.T. Surawong Suite | — | — | — |
| Nawarat Mansion | — | — | — |
| Supalai Elite Siphaya | — | — | — |
| The Rose Residence | — | — | — |
| Voravit Building | — | — | — |
| Wall Street Tower | — | — | — |
| YOLK Residences | — | — | — |
Map of Si Phraya
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Nearby Areas
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Frequently asked about Si Phraya
How many properties are for sale and rent in Si Phraya?
There are 138 active property listings in Si Phraya on the BaanMe network — 38 listed for sale and 100 available for rent (a property listed on both sides counts once in each figure).
What is the median condo asking price in Si Phraya?
The median asking price for a condo in Si Phraya is THB 7,925,000, or THB 245,465 per square meter. By bedroom count: 1 Bedroom: THB 7,725,000, 2 Bedrooms: THB 8,795,000.
What's the typical condo size in Si Phraya?
The average condo in Si Phraya is around 41 m².
What's the nearest BTS or MRT station to Si Phraya?
The closest transit stations to Si Phraya are Sam Yan Station (931 m), Chong Nonsi Station (966 m), and Saint Louis Station (1.0 km).
What's near Si Phraya?
Si Phraya has 1 shopping center, 2 parks, and 64 restaurants and cafés nearby, based on OpenStreetMap data. Nearby options include Montien Mall.
What's the air quality like in Si Phraya?
Si Phraya's annual mean PM2.5 is 21.4 µg/m³, against a WHO guideline of 5 µg/m³ and a Thai standard of 15 µg/m³. This is a Province-level-level reading, not a station within the area itself.
Is Si Phraya at risk of flooding?
Si Phraya's flash-flood terrain susceptibility is Low.
What's the population of Si Phraya?
Si Phraya has a registered population of 10,200 (+0.2% since 2021).
How does the official land appraisal in Si Phraya compare to asking prices?
The official Treasury Department appraisal for condos in Si Phraya is THB 136,000 per m², while asking prices average THB 245,465 per m² — asking prices are 1.8× the official appraisal.
How bad is air pollution in Si Phraya?
According to OpenAQ reference-grade monitoring stations, the annual mean PM2.5 level in Si Phraya is 21.4 µg/m³.