| House Type | Detached House |
| Tenure | 999 yrs from 21/09/1885 |
| Area | 5,484 sqft |
| Submission | PROPOSED NEW ERECTION OF 2-STOREY DETACHED DWELLING HOUSE WITH AN ATTIC, BASEMENT AND SWIMMING POOL |
| Decision Date | 22-Mar-2010 |
| Decision Type | Written Permission |
| Apply Type | New Erection |
| Decision No | P230909-24I2-Z000 |
| Submission | PROPOSED NEW ERECTION OF 2-STOREY DETACHED DWELLING HOUSE WITH AN ATTIC, BASEMENT AND SWIMMING POOL |
| Decision Date | 13-May-2010 |
| Decision Type | Corrigendum |
| Apply Type | New Erection |
| Decision No | P230909-24I2-Z000 |
| Date | 01-Sep-2010 |
| Description | ERECTN OF A 2 STY DETACHED HSE WT AN ATTIC BASEMT & A S/POOL ON LOT 4077N MK4 @ 21 MT SINAI LANE |
| Cost | Less than S$10m |
| Builder | BESTEC CONSTRUCTION PTE LTD |
| Architect | MOZAAC ARCHITECTS |
| Date | 01-Aug-2025 |
| Description | PROPOSED ADDITIONS & ALTERATIONS TO THE EXISTING 2-STOREY DETACHED DWELLING HOUSE WITH AN ATTIC AND BASEMENT ON LOT 04077N MUKIM 04 AT NO. 21 MOUNT SINAI LANE, SINGAPORE 277012 (BUKIT TIMAH PLANNING AREA) ON LOT 04077N MK04 AT 21 MOUNT SINAI LANE |
| Cost | $740,000 3MONTH(S) |
| Builder | RENOCHAMPS PTE LTD |
| Architect | LAM KAH HON |
| Description | Price | PSF |
|---|---|---|
|
Type: Detached House Tenure: 999 yrs from 21/09/1885 Latest Contract Date: No Transaction Since 1995 Area: 5,484 Sqft |
$3,783,960 | $690 |
| Price Index | $2,451 | $2,451 |
| House Adjustment | 0 | |
| BCA Cost | $740,000 | |
| ML Indicative Valuation | $14,181,300 | |
| Gross Indicative Capital Gain Today | $10,397,340 | |
| Predictive Vacancy for 2026 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| # | School Name | Area | Address | Distance | 2C | 2C (%) | Registration(2C) | 2CS | 2CS (%) | Registration(2CS) | Phase 3 |
| 1 | Henry Park Primary School | Bukit Timah | 1 Holland Grove Road, S278790 | 179m | 51 | 67.0% | 76 | Not Applicable | Not Applicable | Not Applicable | 0 |
| 2 | Methodist Girls' School (Primary) | Bukit Timah | 11 Blackmore Drive, S599986 | 1.9km | Not Applicable | Not Applicable | Not Applicable | 0 | 0% | 0 | 0 |
| 3 | Pei Tong Primary School | Clementi | 15 Clementi Avenue 5, S129857 | 2.0km | Not Applicable | Not Applicable | Not Applicable | 182 | 100.0% | 34 | 135 |
| Address | Sqft | Purchased Price | Transaction Date | Valuation Price | Planning Decisions/BCA | BCA Cost | View |
|---|---|---|---|---|---|---|---|
| 7A MOUNT SINAI LANE | 2,520 | $8,000,000 ($3,175 Psf) | 24-Apr-2025 | $8,699,040 ($3,452 Psf) | Yes / Modification Before Sale | 0 | View |
| 19 MOUNT SINAI LANE | 5,632 | $13,516,888 ($2,400 Psf) | 15-Mar-2025 | $16,149,520 ($2,610 Psf) | Yes / Modification After Sale | 1,450,000 | View |
| 12 MOUNT SINAI LANE | 6,327 | $8,900,000 ($1,407 Psf) | 09-Jul-2017 | $15,115,104 ($2,352 Psf) | Yes / Modification Before Sale | 234,000 | View |
| 16 MOUNT SINAI LANE | 5,498 | $6,900,000 ($1,255 Psf) | 24-Jan-2017 | $15,109,336 ($2,332 Psf) | Yes / Modification After Sale | 2,288,000 | View |
| 1 MOUNT SINAI LANE | 7,210 | $15,700,000 ($2,178 Psf) | 29-Jun-2015 | $18,926,280 ($2,468 Psf) | Yes / Modification Before Sale | 1,132,000 | View |
| 22 MOUNT SINAI LANE | 7,171 | $8,380,000 ($1,169 Psf) | 10-Aug-2012 | $18,027,798 ($2,338 Psf) | Yes / Modification After Sale | 1,262,000 | View |
| 8 MOUNT SINAI LANE | 5,679 | $6,700,000 ($1,180 Psf) | 23-Feb-2010 | $14,186,564 ($2,316 Psf) | Yes / Modification After Sale | 1,034,000 | View |
| 3 MOUNT SINAI LANE | 5,749 | $5,600,000 ($974 Psf) | 11-Aug-2009 | $14,429,815 ($2,435 Psf) | Yes / Modification After Sale | 431,000 | View |
| 7 MOUNT SINAI LANE | 2,333 | $3,600,000 ($1,543 Psf) | 03-Jul-2009 | $8,060,515 ($3,455 Psf) | Yes / Modification After Sale | 0 | View |
| 4 MOUNT SINAI LANE | 4,137 | $1,920,000 ($464 Psf) | 29-Mar-2006 | $11,322,707 ($2,611 Psf) | Yes / Modification After Sale | 521,000 | View |