Updated
Watermark Seaport Apartments
85 Seaport Blvd, Boston, MA 02210
19
Units Listed
$3,231
Starting at
$3,976
Average
$4,566
Highest
$7.39
Per Sq Ft
42d
Avg Days Listed
How does this compare? View Boston, MA rent trends
Beds
Pricing by Bedroom
Studio
$3,420
from $3,231 · 6 units
~427 sqft avg
1 Bed
$4,233
from $3,875 · 13 units
~590 sqft avg
Rent Distribution
Price by Bedroom
Price Breakdown
Rent by Unit
Price vs. Square Footage
Price History
Property Price Trend
Units with Price Changes (20)
Property Intelligence
How is this calculated?
Negotiation Leverage Score (0-100)
Based on 5 observable signals from the property's listing data:
- +30 pts: 15+ units currently listed
- +25 pts: Active move-in specials
- +20 pts: Deep discounts (>$150/mo off)
- +15 pts: 5+ distinct floor plans
- +10 pts: 25+ units listed
All data comes directly from the property's leasing system. We do not estimate occupancy or total unit counts because we have no reliable source for building size.
Listed Units
19
Good availability
9 floor plans
Move-in Specials
0
No active promotions
Negotiation Leverage
Moderate leverage
Some signals suggest room to negotiate, especially if you can be flexible on move-in date.
Price vs. D Street / West Broadway
Neighborhood Flats on D $2,865 Gables Seaport $2,956 The Metlo $3,109 $3,286 VIA Seaport Residences Apartments $3,306 The Benjamin Seaport Residences Apartments $3,442 Waterside Place Apartments by Windsor $3,713 The Alyx $3,787
Watermark Seaport Apartments $3,231
100 Pier 4 Comparing 9 apartments in D Street / West Broadway. Click any bar to view that building.
Available Units
Studio / 1 Bath E1L
$3,231/mo
409 ft² · $7.90/ft\u00B2 · #533
Studio / 1 Bath E22
$3,241/mo
434 ft² · $7.47/ft\u00B2 · #304
Studio / 1 Bath E20
$3,382/mo
427 ft² · $7.92/ft\u00B2 · #1211
Studio / 1 Bath E20
$3,450/mo
427 ft² · $8.08/ft\u00B2 · #1411
Studio / 1 Bath E20
$3,484/mo
427 ft² · $8.16/ft\u00B2 · #PH1511
Studio / 1 Bath E24
$3,733/mo
440 ft² · $8.48/ft\u00B2 · #PH1604
1 Bed / 1 Bath A1
$3,875/mo
553 ft² · $7.01/ft\u00B2 · #1303
1 Bed / 1 Bath A2L
$3,910/mo
579 ft² · $6.75/ft\u00B2 · #326
1 Bed / 1 Bath A2L
$3,978/mo
579 ft² · $6.87/ft\u00B2 · #527
1 Bed / 1 Bath A5
$4,065/mo
612 ft² · $6.64/ft\u00B2 · #1314
| Unit | Floor Plan | Bed/Bath | Sqft | Price | $/Sqft | Available | Listed | Details |
|---|---|---|---|---|---|---|---|---|
| 533 | E1L | Studio / 1ba | 409 | $3,231 | $7.90 | 2026-07-12 | Pro | |
| 304 | E22 | Studio / 1ba | 434 | $3,241 | $7.47 | 2026-07-29 | Pro | |
| 1211 | E20 | Studio / 1ba | 427 | $3,382 | $7.92 | 2025-11-22 | Pro | |
| 1411 | E20 | Studio / 1ba | 427 | $3,450 | $8.08 | 2025-11-19 | Pro | |
| PH1511 | E20 | Studio / 1ba | 427 | $3,484 | $8.16 | 2026-01-23 | Pro | |
| PH1604 | E24 | Studio / 1ba | 440 | $3,733 | $8.48 | 2026-05-02 | Pro | |
| 1303 | A1 | 1bd / 1ba | 553 | $3,875 | $7.01 | 2026-08-05 | Pro | |
| 326 | A2L | 1bd / 1ba | 579 | $3,910 | $6.75 | 2026-05-16 | Pro | |
| 527 | A2L | 1bd / 1ba | 579 | $3,978 | $6.87 | 2026-07-18 | Pro | |
| 1314 | A5 | 1bd / 1ba | 612 | $4,065 | $6.64 | 2026-06-27 | Pro | |
Other Boston, MA Apartments
Boston, MA Rent Trends
See how rent prices are changing across all Boston, MA apartments.