Block 121B Rivervale Dr
121B Rivervale Dr, Singapore 542121
Block 121B Rivervale Dr is an HDB block in Sengkang, completed in 1999, with 96 dwelling units. Across 53 resales on record, 5-Room flats have recently resold around S$403k (S$365 psf, 109 sqm). The lease has approximately 74 years remaining.
What are the key facts about Block 121B Rivervale Dr?
Block 121B Rivervale Dr is an HDB block in Sengkang, completed in 1999, with 96 dwelling units.
- Town
- Sengkang
- Planning area
- Sengkang
- Completed
- 1999
- Storeys
- 17
- Total units
- 96
- Flat model
- Improved · Model A
- Market segment
- OCR
- Median resale
- S$403k
- Last transacted
- Jun 2025
- Remaining lease
- ≈ 74 years
What are resale prices at Block 121B Rivervale Dr?
5-Room flats have recently resold around S$403k (S$365 psf), from 53 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 17 | S$350,000recent | 91 sqm | S$361 psf |
| 5-Room | 36 | S$403,000recent | 110 sqm | S$340 psf |
Live now: 4 flats listed for sale at this block (median asking S$625k) and 6 for rent (median S$3,000/mo) — search all listings.
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Jun 2025.
What rent and yield does Block 121B Rivervale Dr get?
Flats at Block 121B Rivervale Dr have recently sublet for a median of S$3,200/mo, an indicative gross rental yield of about 9.5% (from 20 recent rental contracts).
Median rent
S$3,200/mo
20 recent contracts
Gross rental yield
9.5%
indicative, gross
Annual rent
S$38,400
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 5-Room | 17 | S$3,200/mo |
| 4-Room | 3 | S$2,150/mo |
HDB subletting requires the flat owner to have met the 5-year Minimum Occupation Period (MOP), so the rental sample per block is small — treat the yield as indicative. Latest contract Jun 2026. Source: HDB rental (subletting) data.
What has recently sold at Block 121B Rivervale Dr?
Block 121B Rivervale Dr has 53 recorded resales; the most recent transacted at S$650,000 in Jun 2025 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Jun 2025 | 5-Room | 16 TO 18 | 110 sqm | S$650,000 |
| Mar 2025 | 5-Room | 01 TO 03 | 109 sqm | S$590,000 |
| Jan 2024 | 4-Room | 01 TO 03 | 89 sqm | S$455,000 |
| Sept 2021 | 4-Room | 13 TO 15 | 91 sqm | S$455,000 |
| Jun 2021 | 5-Room | 07 TO 09 | 110 sqm | S$448,000 |
| Aug 2020 | 5-Room | 16 TO 18 | 110 sqm | S$394,000 |
| Mar 2020 | 4-Room | 07 TO 09 | 91 sqm | S$331,000 |
| Nov 2019 | 5-Room | 01 TO 03 | 109 sqm | S$390,000 |
| May 2019 | 5-Room | 04 TO 06 | 110 sqm | S$395,000 |
| Jan 2019 | 4-Room | 01 TO 03 | 89 sqm | S$350,000 |
| Jan 2019 | 5-Room | 07 TO 09 | 110 sqm | S$403,000 |
| Jul 2018 | 5-Room | 13 TO 15 | 110 sqm | S$435,000 |
What flat types are in Block 121B Rivervale Dr?
Block 121B Rivervale Dr has 96 units, mostly 5-Room flats of the Improved / Model A model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 121B Rivervale Dr?
Block 121B Rivervale Dr is an HDB block in Sengkang.
Block 121B Rivervale Dr is an HDB block located along Rivervale Dr. The block is recorded as completed around 1999, with up to 17 storeys. It has an estimated 96 residential units based on the HDB property information dataset. Flat types in the block include 4-room and 5-room units.
The address is Block 121B Rivervale Dr, Singapore 542121. It is part of District 19, Serangoon Garden / Hougang / Punggol, the Sengkang planning area. The block falls within the North-East Region and the OCR market segment.
The nearest rail connection is Bakau LRT, approximately 194m away, around 3 minutes on foot. Nearby amenities include Rivervale Mall for shopping, NTUC Fairprice Co-operative Ltd for groceries, St Anne'S Wood Pg for greenery and recreation, and Rivervale Community Centre for community facilities.
How far is Block 121B Rivervale Dr from MRT and schools?
The nearest MRT/LRT to Block 121B Rivervale Dr is Bakau LRT, about 194 m away (~3 min walk). 6 schools are within 1 km, including 3 primary schools.
Getting around
- Bakau LRT194 m · ~3 min
- Kangkar LRT394 m · ~6 min
- Rumbia LRT583 m · ~9 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- North Spring Primary SchoolPrimary schoolwithin 1 km · P1 priority198 m
- Chij St. Joseph's ConventSecondary schoolwithin 1 km656 m
- Seng Kang Primary SchoolPrimary schoolwithin 1 km · P1 priority663 m
- Seng Kang Secondary SchoolSecondary schoolwithin 1 km720 m
- Rivervale Primary SchoolPrimary schoolwithin 1 km · P1 priority785 m
- North Vista Secondary SchoolSecondary schoolwithin 1 km855 m
- Mee Toh SchoolPrimary school1.0 km
- North Vista Primary SchoolPrimary school1.1 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 121B Rivervale Dr?
Buying a flat at Block 121B Rivervale Dr (~S$403k) needs about S$3,213/mo in income and S$1,513/mo in repayments, after S$6,690 stamp duty and a S$101k downpayment.
Illustrative, for a buyer at the recent median resale price (S$403k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$6,690
BSD, tiered
Downpayment (25%)
S$101k
cash + CPF
Monthly instalment
S$1,513/mo
25y @ 3.5%
Income required
S$3,213/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Wondering whether it will hold its value? See do HDB flats actually make money? →
Eyeing Block 121B Rivervale Dr? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 121B Rivervale Dr land close to the town median — fair value, no big premium.
Frequently asked questions about Block 121B Rivervale Dr
How much does a 5-Room flat at Block 121B Rivervale Dr cost?⌄
5-Room flats at Block 121B Rivervale Dr have recently resold for a median of about S$403k (S$365 psf), from 53 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 121B Rivervale Dr by flat type?⌄
4-Room ≈ S$350k; 5-Room ≈ S$403k (median resale, HDB caveats).
Is Block 121B Rivervale Dr worth buying given its remaining lease?⌄
Block 121B Rivervale Dr has about 74 years left on its 99-year lease (completed 1999). That's a long runway, so CPF usage and bank financing are generally unrestricted. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 121B Rivervale Dr?⌄
Gross rental yield at Block 121B Rivervale Dr is about 9.5%, based on a median subletting rent of about S$3,200/mo against a resale price of about S$403k. HDB subletting requires the owner to have met the 5-year MOP, so the per-block sample is small — treat this as indicative.
How much do I need to earn to buy a flat at Block 121B Rivervale Dr?⌄
For a flat at about S$403k on a 25-year HDB-style loan, you'd need roughly S$3,213/mo in household income, with repayments around S$1,513/mo after a S$101k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 121B Rivervale Dr?⌄
The nearest MRT/LRT station to Block 121B Rivervale Dr is Bakau LRT, about 194 m away (~3 min walk).
Which primary schools are within 1 km of Block 121B Rivervale Dr?⌄
North Spring Primary School, Seng Kang Primary School, Rivervale Primary School are within 1 km of Block 121B Rivervale Dr — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.