# 381 Congress Lofts > 381 Congress Lofts, Boston, MA: 5 units from $2,999/mo. See this building's full price history, tracked daily for every unit. 1BR from $3,999, 2BR from $3,199. Canonical: https://average-rent.com/city/boston-ma/381-congress-lofts-boston-ma/ ![381 Congress Lofts apartments in Boston, MA](https://average-rent.com/api/photo/p/2809?w=1200) Prices last verified October 9, 2026 4.5 (8 reviews) [Official Website](https://www.381congress.com/?switch_cls[id]=64174&utm_source=google%20-%20entrataseo&utm_medium=organic&utm_campaign=gmb&utm_content=website%20click) [(617) 390-7316](tel:%28617%29 390-7316) Prices last verified October 9, 2026; availability may have changed since 5 Units Listed $2,999 Starting at $3,399 Average $3,999 Highest $3.40 Per Sq Ft [PRO](https://whop.com/work4coins-llc/average-rent-pro/): Avg Days Listed How does this compare? [View D Street / West Broadway rent trends](https://average-rent.com/city/boston-ma/trends/02210/) Beds ## Pricing by Bedroom 1 Bed $3,999 from $3,999 · 1 units ~1,000 sqft avg 2 Bed $3,199 from $3,199 · 1 units ~1,000 sqft avg 3 Bed $2,999 from $2,999 · 1 units ~1,000 sqft avg 4 Bed $3,699 from $3,699 · 1 units ~1,000 sqft avg 5 Bed $3,099 from $3,099 · 1 units ~1,000 sqft avg ### Rent Distribution The final bar groups units at that price or more when the range is wide. ### Price by Bedroom ## Price Breakdown ### Rent by Unit ### Price vs. Square Footage ## Price History Lines hold the last known price between updates. Diamond markers show changes in quote terms. Timeframe ### Property Price Trend ### Recorded building rent history | Date or category | Average monthly rent (USD) | | --- | --- | | 2026-07-10 | 3,598 | | 2026-07-13 | 3,598 | | 2026-07-15 | 3,598 | | 2026-07-16 | 3,598 | | 2026-07-17 | 3,598 | | 2026-07-18 | 3,598 | | 2026-07-19 | 3,399 | | 2026-07-20 | 3,399 | | 2026-07-21 | 3,399 | | 2026-07-22 | 3,399 | | 2026-07-23 | 3,399 | | 2026-07-24 | 3,399 | | 2026-07-25 | 3,399 | | 2026-07-26 | 3,399 | | 2026-07-27 | 3,399 | | 2026-07-28 | 3,399 | | 2026-07-29 | 3,399 | | 2026-07-30 | 3,399 | | 2026-07-31 | 3,399 | | 2026-08-01 | 3,399 | | 2026-08-02 | 3,399 | | 2026-08-03 | 3,399 | | 2026-08-04 | 3,399 | | 2026-08-05 | 3,598 | | 2026-08-08 | 3,598 | | 2026-08-09 | 3,399 | | 2026-08-10 | 3,399 | | 2026-08-11 | 3,399 | | 2026-08-12 | 3,399 | | 2026-08-13 | 3,399 | | 2026-08-14 | 3,399 | | 2026-08-15 | 3,399 | | 2026-08-16 | 3,399 | | 2026-08-17 | 3,399 | | 2026-08-18 | 3,399 | | 2026-08-21 | 3,399 | | 2026-08-22 | 3,399 | | 2026-08-25 | 3,399 | | 2026-08-26 | 3,399 | | 2026-08-29 | 3,399 | | 2026-08-30 | 3,399 | | 2026-09-03 | 3,399 | | 2026-09-06 | 3,399 | | 2026-09-09 | 3,399 | | 2026-09-12 | 3,399 | | 2026-09-15 | 3,399 | | 2026-09-18 | 3,399 | | 2026-09-21 | 3,399 | | 2026-09-24 | 3,399 | | 2026-09-27 | 3,399 | | 2026-09-30 | 3,399 | | 2026-10-03 | 3,399 | | 2026-10-05 | 3,399 | | 2026-10-06 | 3,399 | | 2026-10-10 | 3,399 | | 2026-10-13 | 3,399 | | 2026-10-16 | 3,399 | ## Estimated Building Revenue Est. Monthly Revenue $36K $432K annual run rate Modeled estimate Est. Occupancy 67% of about 15 units (modeled from leasing activity) Effective Rent on New Leases $3,599 vs $3,399 current asking ### Recent Lease Activity 15 units tracked; 10 assumed leased, 5 listed now See which units leased, when they left the market, and the rent they leased at. [Unlock with Pro](https://whop.com/work4coins-llc/average-rent-pro/) ## 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 signals come directly from the property's own listings. Occupancy and building size appear only in the Estimated Building Revenue section, and only when the building size is stated by the property or our unit-level observation history is deep enough to model it. Listed Units 5 Moderate availability 5 floor plans Move-in Specials 0 No active promotions Negotiation Leverage Limited leverage The available listings show few signs of room to negotiate. ### Price vs. D Street / West Broadway Neighborhood [VIA Seaport Residences Apartments](https://average-rent.com/city/boston-ma/via-seaport-residences-apartments-boston-ma/): $2,861 381 Congress Lofts $2,999 [Flats on D](https://average-rent.com/city/boston-ma/flats-on-d-boston-ma/): $3,026 [Gables Seaport](https://average-rent.com/city/boston-ma/gables-seaport-boston-ma/): $3,058 [315 on A Apartments](https://average-rent.com/city/boston-ma/315-on-a-apartments-boston-ma/): $3,080 [The Metlo](https://average-rent.com/city/boston-ma/the-metlo-boston-ma/): $3,106 [Ora Seaport Apartments](https://average-rent.com/city/boston-ma/ora-seaport-apartments-boston-ma/): $3,119 [Watermark Seaport Apartments](https://average-rent.com/city/boston-ma/watermark-seaport-apartments-boston-ma/): $3,247 [100 Pier 4](https://average-rent.com/city/boston-ma/100-pier-4-boston-ma/): $3,258 [The Alyx](https://average-rent.com/city/boston-ma/the-alyx-boston-ma/): $3,264 [The Benjamin Seaport Residences Apartments](https://average-rent.com/city/boston-ma/the-benjamin-seaport-residences-apartments-boston-ma/): $3,290 Comparing 11 apartments in D Street / West Broadway. Click any bar to view that building. [See D Street / West Broadway rent trends on the Boston, MA map](https://average-rent.com/city/boston-ma/rent-map/) [Explore Boston, MA on the interactive map](https://average-rent.com/search/#city=boston-ma) ## Available Units Sort 5 units Select a unit to see its price history and link to the rental site. These prices were last verified on October 9, 2026. We have not been able to confirm current availability since, so some units may no longer be listed. 3 Bed / 1 Bath Unit 1 $2,999/mo 1,000 ft² · $3.00/ft² Available: Contact for availability 5 Bed / 1 Bath Unit 3 $3,099/mo 1,000 ft² · $3.10/ft² Available: Contact for availability 2 Bed / 1 Bath Unit 6 $3,199/mo 1,000 ft² · $3.20/ft² Available: Contact for availability 4 Bed / 1 Bath Unit 7 $3,699/mo 1,000 ft² · $3.70/ft² Available: Contact for availability 1 Bed / 1 Bath Unit 4 $3,999/mo 1,000 ft² · $4.00/ft² Available: Contact for availability | Unit | Floor Plan | Bed/Bath | Sqft | Price | $/Sqft | Available | Listed | Details | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | | 3bd / 1ba | 1,000 | $2,999 | $3.00 | -- | [Pro](https://whop.com/work4coins-llc/average-rent-pro/) | | | 3 | | 5bd / 1ba | 1,000 | $3,099 | $3.10 | -- | [Pro](https://whop.com/work4coins-llc/average-rent-pro/) | | | 6 | | 2bd / 1ba | 1,000 | $3,199 | $3.20 | -- | [Pro](https://whop.com/work4coins-llc/average-rent-pro/) | | | 7 | | 4bd / 1ba | 1,000 | $3,699 | $3.70 | -- | [Pro](https://whop.com/work4coins-llc/average-rent-pro/) | | | 4 | | 1bd / 1ba | 1,000 | $3,999 | $4.00 | -- | [Pro](https://whop.com/work4coins-llc/average-rent-pro/) | | ## Train activity ### Train activity nearby Freight line 2,779 ft away - Trains pass infrequently - No road crossing within earshot. Horns unlikely. - Operator: ATK [Why this matters →](https://average-rent.com/how-it-works/#train-noise) City Club ## Resident Notes & Access Codes Real tips from people who lived at this property: what leasing and daily living are actually like, plus the gate, parking, and entry codes you only learn once you move in. [See all Boston, MA notes](https://average-rent.com/city/boston-ma/resident-access/) No resident notes for this property yet. ## Similar Apartments in Boston, MA [Park Lane Seaport](https://average-rent.com/city/boston-ma/park-lane-seaport-boston-ma/): ![Park Lane Seaport apartments](https://average-rent.com/api/photo/p/2800?w=640) From $3,430/mo 4.7 rating 5 units 0.5 mi away · 14% above [315 on A Apartments](https://average-rent.com/city/boston-ma/315-on-a-apartments-boston-ma/): ![315 on A Apartments apartments](https://average-rent.com/api/photo/p/2804?w=640) From $3,080/mo 4.4 rating 11 units Next door · 3% above [Ink Block](https://average-rent.com/city/boston-ma/ink-block-boston-ma/): ![Ink Block apartments](https://average-rent.com/api/photo/p/2810?w=640) From $2,800/mo 4.5 rating 17 units 0.8 mi away · 7% below [Ora Seaport Apartments](https://average-rent.com/city/boston-ma/ora-seaport-apartments-boston-ma/): ![Ora Seaport Apartments apartments](https://average-rent.com/api/photo/p/2806?w=640) From $3,119/mo 4.7 rating 20 units 0.6 mi away · 4% above [West Square Apartments](https://average-rent.com/city/boston-ma/west-square-apartments-boston-ma/): ![West Square Apartments apartments](https://average-rent.com/api/photo/p/2802?w=640) From $2,960/mo 3.4 rating 1 unit 0.6 mi away · 1% below [Flats on D](https://average-rent.com/city/boston-ma/flats-on-d-boston-ma/): ![Flats on D apartments](https://average-rent.com/api/photo/p/2801?w=640) From $3,026/mo 4.4 rating 10 units 0.4 mi away · 1% above ### D Street / West Broadway Rent Trends See how rent prices are changing in D Street / West Broadway and across Boston, MA. [View Trends](https://average-rent.com/city/boston-ma/trends/02210/)