Boston's most luxurious penthouse offering is a seamless combination of 2 of 1 Dalton's premiere units wrapping 2 corners of the building on the 58th floor with expansive views from every room. An exquisite full renovation was completed by the Lagasse Group in 2022 and is ready for immediate occupancy. A total renovation of the space includes a spectacular white Onyx primary kitchen with top-of-the-line appliances, breakfast bar with captivating views and easy access to the homes informal dining & family room. A jaw dropping formal living room offers an Art Deco inspired wall of glass that opens to a formal dining room, temperature controlled wine room, and access to a fully equipped catering kitchen. Solid white oak flooring throughout, stately moldings, custom millwork throughout, 6 full marble clad baths with radiant heat, fully integrated A/V system with surround sound, comprehensive Lutron lighting system, automatic shades and blackouts and 24 Hour Four Seasons Hotel Services!
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| Year | Land | Building | Total | Change |
|---|---|---|---|---|
| FY2023 | $0 | $5,468,000 | $5,468,000 | — |
| Date | Price | Book/Page |
|---|---|---|
| Sep 30, 2022 | $5,855,000 | 68267/156 |
| Jul 11, 2022 | $2,225,000 | 67927/342 |
| Jun 30, 2022 | $3,800,000 | 67879/144 |
| Jun 17, 2022 | $3,200,000 | 67817/206 |
| Jun 7, 2022 | $7,850,000 | 67761/127 |
| Jun 2, 2022 | $6,250,000 | 67740/84 |
| May 25, 2022 | $8,150,000 | 67696/56 |
| May 20, 2022 | $1 | 67677/159 |
| May 11, 2022 | $11,530,000 | 67629/309 |
| May 4, 2022 | $7,100,000 | 67591/141 |
| Issued | Type / Work | Status | Value |
|---|---|---|---|
| May 15, 2026 |
Electrical Low Voltage
LVOLT
Low Voltage
Permit #ELV1844434
|
Open | $31,000 |
| May 11, 2026 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1847594
|
Open | $500 |
| May 7, 2026 |
Long Form/Alteration Permit
CHGOCC
Change Occupancy
Permit #ALT1829657
|
Open | $200,510 |
| May 7, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1846816
|
Open | $1,500 |
| Apr 24, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1842386
|
Open | $2,500 |
| Apr 16, 2026 |
Short Form Bldg Permit
SPRINK
Fire Protection/Sprinkler
Permit #SF1837370
|
Open | $4,089 |
| Apr 2, 2026 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1829665
|
Open | $10,000 |
| Mar 26, 2026 |
Electrical Low Voltage
LVOLT
Low Voltage
Permit #ELV1833503
|
Open | $10,000 |
| Mar 16, 2026 |
Gas Permit
GAS
Gas
Permit #G1828015
|
Open | $146,724 |
| Mar 16, 2026 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1828011
|
Open | $146,725 |
| Mar 13, 2026 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1827610
|
Open | $545,370 |
| Mar 12, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1826837
|
Open | $30,844 |
| Mar 11, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1824851
|
Open | $140,000 |
| Mar 5, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1825028
|
Open | $150,000 |
| Feb 27, 2026 |
Short Form Bldg Permit
EXTREN
Renovations - Exterior
Permit #SF1817278
|
Open | $4,493,000 |
| Feb 24, 2026 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1823094
|
Open | $13,000 |
| Feb 24, 2026 |
Gas Permit
GAS
Gas
Permit #G1823095
|
Open | $600 |
| Feb 12, 2026 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1818864
|
Open | $700,000 |
| Feb 10, 2026 |
Electrical Low Voltage
LVOLT
Low Voltage
Permit #ELV1819994
|
Open | $39,000 |
| Jan 13, 2026 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1810792
|
Open | $3,500 |
| Dec 19, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1807343
|
Open | $20,000 |
| Dec 8, 2025 |
Electrical Fire Alarms
FA
Fire Alarm
Permit #EFA1804355
|
Open | $50,000 |
| Nov 21, 2025 |
Electrical Fire Alarms
FA
Fire Alarm
Permit #EFA1800072
|
Closed | $8,000 |
| Nov 13, 2025 |
Gas Permit
GAS
Gas
Permit #G1798075
|
Closed | $2,500 |
| Nov 11, 2025 |
Electrical Low Voltage
LVOLT
Low Voltage
Permit #ELV1783842
|
Open | $35,000 |
| Nov 6, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1796202
|
Open | $1,000 |
| Oct 24, 2025 |
Gas Permit
GAS
Gas
Permit #G1790119
|
Open | $10,000 |
| Oct 21, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1788659
|
Closed | $90,000 |
| Oct 21, 2025 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1790111
|
Open | $10,000 |
| Oct 14, 2025 |
Long Form/Alteration Permit
FSTTRK
Fast Track Application
Permit #ALT1762429
|
Open | $2,000,000 |
| Oct 8, 2025 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1784154
|
Open | $26,842 |
| Oct 7, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1784663
|
Open | $15,000 |
| Sep 22, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1710058
|
Open | $4,000 |
| Sep 4, 2025 |
Long Form/Alteration Permit
FSTTRK
Fast Track Application
Permit #ALT1767059
|
Closed | $500,000 |
| Aug 28, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1770374
|
Open | $3,500 |
| Aug 20, 2025 |
Electrical Permit
COB
City of Boston
Permit #E1761050
|
Closed | $10,000 |
| Jun 26, 2025 |
Short Form Bldg Permit
SPRINK
Fire Protection/Sprinkler
Permit #SF1735616
|
Open | $5,500 |
| Jun 24, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1732863
|
Open | $3,000 |
| Jun 24, 2025 |
Electrical Fire Alarms
FA
Fire Alarm
Permit #EFA1735730
|
Open | $20,000 |
| Jun 24, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1735725
|
Open | $500,000 |
| May 28, 2025 |
Long Form/Alteration Permit
SPRINK
Fire Protection/Sprinkler
Permit #ALT1721140
|
Closed | $2,500 |
| May 23, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1722015
|
Closed | $3,000 |
| May 23, 2025 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1723007
|
Open | $20,000 |
| May 23, 2025 |
Gas Permit
GAS
Gas
Permit #G1723010
|
Open | $5,000 |
| Apr 9, 2025 |
Gas Permit
GAS
Gas
Permit #G1705896
|
Closed | $1,500 |
| Apr 7, 2025 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1705900
|
Closed | $1,500 |
| Mar 27, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1701117
|
Closed | $54,000 |
| Mar 25, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1698078
|
Closed | $57,000 |
| Mar 12, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1696621
|
Closed | $5,200 |
| Mar 7, 2025 |
Electrical Low Voltage
LVOLT
Low Voltage
Permit #ELV1695642
|
Closed | $30,000 |
| Mar 6, 2025 |
Gas Permit
GAS
Gas
Permit #G1696810
|
Closed | $1,000 |
| Mar 6, 2025 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1696809
|
Closed | $15,000 |
| Feb 26, 2025 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1694718
|
Closed | $60,000 |
| Feb 24, 2025 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1691696
|
Open | $1,262,410 |
| Feb 12, 2025 |
Long Form/Alteration Permit
INTEXT
Interior/Exterior Work
Permit #ALT1662356
|
Open | $988,425 |
| Feb 6, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1689117
|
Closed | $25,000 |
| Feb 5, 2025 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1688453
|
Closed | $25,000 |
| Dec 30, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1678957
|
Open | $40,000 |
| Dec 30, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1679669
|
Closed | $135,797 |
| Dec 30, 2024 |
Gas Permit
GAS
Gas
Permit #G1677126
|
Open | $10,000 |
| Dec 12, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1677117
|
Closed | $57,583 |
| Dec 3, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1675662
|
Open | $700 |
| Dec 2, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1674803
|
Open | $8,000 |
| Nov 22, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1672102
|
Closed | $4,000 |
| Nov 13, 2024 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1670728
|
Open | $362,310 |
| Oct 31, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1667481
|
Closed | $2,400 |
| Oct 16, 2024 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1659366
|
Open | $1,050,000 |
| Oct 8, 2024 |
Long Form/Alteration Permit
INTREN
Renovations - Interior NSC
Permit #ALT1643620
|
Open | $2,122,600 |
| Sep 26, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1649616
|
Open | $2,000 |
| Sep 9, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1643530
|
Closed | $2,500 |
| May 22, 2024 |
Certificate of Occupancy
INTREN
Renovations - Interior NSC
Permit #COO1591325
|
Closed | $1,456,000 |
| May 10, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1588291
|
Closed | $850 |
| Apr 17, 2024 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1591115
|
Open | $2,000 |
| Apr 15, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1590048
|
Closed | $10,000 |
| Apr 9, 2024 |
Amendment to a Long Form
INTEXT
Interior/Exterior Work
Permit #A1540542
|
Closed | $522,042 |
| Apr 9, 2024 |
Amendment to a Long Form
INTEXT
Interior/Exterior Work
Permit #A1540552
|
Closed | $522,041 |
| Apr 9, 2024 |
Amendment to a Long Form
INTEXT
Interior/Exterior Work
Permit #A1540560
|
Closed | $522,041 |
| Apr 9, 2024 |
Amendment to a Long Form
INTEXT
Interior/Exterior Work
Permit #A1540570
|
Closed | $522,041 |
| Apr 9, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1588467
|
Closed | $8,000 |
| Mar 29, 2024 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1585756
|
Open | $270,000 |
| Feb 16, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1572542
|
Closed | $60,000 |
| Feb 5, 2024 |
Electrical Fire Alarms
FA
Fire Alarm
Permit #EFA1567704
|
Closed | $20,000 |
| Feb 2, 2024 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1566955
|
Closed | $90,000 |
| Feb 2, 2024 |
Gas Permit
GAS
Gas
Permit #G1566957
|
Closed | $90,000 |
| Jan 26, 2024 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1559827
|
Open | $760,516 |
| Jan 10, 2024 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1561601
|
Closed | $8,500 |
| Dec 27, 2023 |
Gas Permit
GAS
Gas
Permit #G1555937
|
Closed | $5,000 |
| Dec 27, 2023 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1555936
|
Closed | $50,000 |
| Dec 19, 2023 |
Certificate of Occupancy
NEWCON
New construction
Permit #COO1543924
|
Closed | $262,178,211 |
| Dec 19, 2023 |
Short Form Bldg Permit
INTREN
Renovations - Interior NSC
Permit #SF1548436
|
Closed | $110,988 |
| Nov 15, 2023 |
Certificate of Occupancy
NEWCON
New construction
Permit #COO940430
|
Closed | $261,167,900 |
| Oct 26, 2023 |
Short Form Bldg Permit
INTEXT
Interior/Exterior Work
Permit #SF1539079
|
Open | $75,807 |
| Oct 24, 2023 |
Long Form/Alteration Permit
CHGOCC
Change Occupancy
Permit #ALT1525742
|
Open | $0 |
| Oct 24, 2023 |
Certificate of Occupancy
NEWCON
New construction
Permit #COO978671
|
Closed | $261,167,900 |
| Aug 8, 2023 |
Certificate of Occupancy
INTEXT
Interior/Exterior Work
Permit #COO948633
|
Closed | $4,094,000 |
| Aug 7, 2023 |
Certificate of Occupancy
INTREN
Renovations - Interior NSC
Permit #COO1319276
|
Closed | $2,651,836 |
| Jul 20, 2023 |
Plumbing Permit
PLUMBING
Plumbing
Permit #PL1497482
|
Closed | $200,000 |
| Jul 19, 2023 |
Gas Permit
GAS
Gas
Permit #G1497490
|
Closed | $25,000 |
| Jul 5, 2023 |
Electrical Permit
ELECTRICAL
Electrical
Permit #E1492335
|
Open | $7,697 |
| Jun 7, 2023 |
Amendment to a Long Form
FA
Fire Alarm
Permit #A1477507
|
Closed | $12,000 |
Discrepancies found between MLS and assessor records.
| Field | Assessor | MLS | Match |
|---|---|---|---|
| Year built | 2,015 | 2,020 | ✗ |
Back Bay
1 Dalton St, Boston MA 02199
Boston, MA 02199
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 07/31/2025 | 🏠 Listed for Sale | $33,000,000 | - | - | Original listing |
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