B09
Starting at $2,961
1 Bedroom • 1 Bath • 776 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 318 | $2,961 | 776 | Jul 29 |
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$2,961 – $5,039/mo
1145 Republican St, Seattle, WA, 98109Ascent South Lake Union currently lists 9 floor plans across 13 available units, from one-bedroom to two-bedroom, starting at $2,961/mo. 9 one-bedrooms from $2,961 to $3,490/mo (669–776 sq ft), earliest move-in May 13. 4 two-bedrooms from $4,289 to $5,039/mo (1,067–1,177 sq ft), earliest move-in Jul 21. Prices checked September 24, 2026.
Starting at $2,961
1 Bedroom • 1 Bath • 776 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 318 | $2,961 | 776 | Jul 29 |
Starting at $2,990
1 Bedroom • 1 Bath • 765 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 208 | $2,990 | 765 | Aug 12 |
Starting at $3,090
1 Bedroom • 1 Bath • 765 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 408 | $3,090 | 765 | Oct 9 |
Starting at $3,138
1 Bedroom • 1 Bath • 669 Sq Ft
| 2 available units | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 1708 | $3,168 | 669 | May 13 | |
| 1408 | $3,138 | 669 | Aug 12 |
Starting at $3,138
1 Bedroom • 1 Bath • 691 Sq Ft
| 2 available units | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 1805 | $3,308 | 691 | Sep 3 | |
| 1105 | $3,138 | 691 | Sep 22 |
Starting at $3,480
1 Bedroom • 1 Bath • 725 Sq Ft
| 2 available units | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 1510 | $3,490 | 725 | Jun 10 | |
| 1410 | $3,480 | 725 | Jul 18 |
Starting at $4,289
2 Bedrooms • 2 Baths • 1,067 Sq Ft
| 2 available units | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 2206 | $5,039 | 1,067 | Sep 23 | |
| 706 | $4,289 | 1,067 | Oct 16 |
Starting at $4,569
2 Bedrooms • 2 Baths • 1,070 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 1409 | $4,569 | 1,070 | Sep 22 |
Starting at $4,592
2 Bedrooms • 2 Baths • 1,177 Sq Ft
| 1 available unit | Price | Sq ft | Available | Open unit |
|---|---|---|---|---|
| 612 | $4,592 | 1,177 | Jul 21 |
Rent at Ascent South Lake Union is $2,961 – $5,039 per month. Monthly fees include Common Area/Clubhouse Rental, Package Services, and Parking - Garage. Due at signing: Application Fee ($45), Holding Deposit (Refundable) ($600), and Pet Deposit (Refundable) ($400). The earliest listed move-in is May 13. Prices checked September 24, 2026.
Rent
$2,961 – $5,039/moEarliest move-in
May 13Common Area/Clubhouse Rental | $250/mo |
Package Services | $11/mo |
Parking - Garage | $300/mo |
Pet/Animal - Lease Violation | $392.52/mo |
Pet Management - Third Party | $59.95/mo |
Pet Rent | $50/mo |
Storage Space Rental | $15/mo |
Utility - Billing Administrative Fee | $5/mo |
Application Fee | $45 |
Holding Deposit (Refundable) | $600 |
Pet Deposit (Refundable) | $400 |
Security Deposit (Refundable) | $600 |
Utility - Vacant Processing Fee | $50 |
Ascent South Lake Union lists 18 amenities, including a gym, pet-friendly spaces, and parking.
2,600 Sq Ft Fitness Center
Air Conditioning
Business Center & Conference Room
Dishwasher
Dog Run & Pet Wash
Fitness Center
Garage Parking
Indoor Bike Storage
Open-Air Rooftop Deck
Outdoor Fitness Area
Package Reception
Patio/Balcony
Pet Friendly
Rooftop Lounge W/Horizon Views
Rooftop Spa & Outdoor Grills
Smoke Free
Walk-In Closets
Washer/Dryer
Ascent South Lake Union is at 1145 Republican St, Seattle, WA, 98109.
1145 Republican St, Seattle, WA, 98109
Ascent South Lake Union is in the South Lake Union neighborhood of Seattle. From Ascent South Lake Union, the nearest transit stop is Terry & Mercer (4-minute walk) and the nearest park is Cascade Playground (6-minute walk).
Nearest transit stop
Terry & Mercer · 4-minute walkNearest park
Cascade Playground · 6-minute walkResidents give Ascent South Lake Union a B grade (about 4.2 out of 5) from 100+ reviews. Ascent SLU delivers a strong overall resident experience, with consistently praised staff responsiveness, modern amenities, and a well-maintained building in a prime location. Maintenance and leasing teams are frequently highlighted for quick service and genuine care, though some residents report occasional delays in work order resolution and isolated issues with move-out billing and deposit refunds.
Ascent SLU delivers a strong overall resident experience, with consistently praised staff responsiveness, modern amenities, and a well-maintained building in a prime location. Maintenance and leasing teams are frequently highlighted for quick service and genuine care, though some residents report occasional delays in work order resolution and isolated issues with move-out billing and deposit refunds. The property's standout features—rooftop views, soundproofing, and amenities—are widely appreciated, though pricing and some unit design limitations are noted concerns.
Management and leasing staff are consistently praised for responsiveness, professionalism, and genuine care for residents, with maintenance teams typically addressing requests same-day or within hours. However, billing and move-out account issues present a significant concern, with multiple residents reporting unresolved refunds, incorrect charges, and delayed communication from corporate accounting that has persisted for weeks. While on-site staff are described as helpful and kind, backend billing processes and corporate responsiveness appear disconnected from the positive front-line experience.
Maintenance response times are generally quick, with most work orders addressed same-day or within a few days, and staff are consistently described as responsive, professional, and helpful. However, some residents report occasional delays in resolving complex issues like HVAC repairs and instances where work orders were marked complete without actual repairs being completed. Pre-move-in unit conditions and staffing constraints have been noted as contributing factors to maintenance challenges.
Residents consistently praise the building's amenities, particularly the rooftop with 360° views, well-equipped gym, pool, and hot tub. Staff responsiveness and friendliness are frequently highlighted, though some residents report delays in maintenance work orders and occasional issues with common-area upkeep like overflowing trash and locked garbage chutes. Parking is noted as safe and convenient, though garage spots are small, and package delivery has been inconsistent.
The building is well-maintained with strong noise insulation, modern finishes, and responsive maintenance service. Most residents praise the clean common areas, quality appliances, and functional elevators. However, a small number of residents reported appliance defects (AC, refrigerator, outlets) that persisted after move-in, and occasional issues with trash and recycling chute maintenance.
The property benefits from an excellent urban location with convenient walkability to restaurants, grocery stores, Lake Union, and nearby tech offices. Residents consistently praise proximity to transit, parks, and entertainment venues, with particular appreciation for rooftop views of the city and fireworks. Parking is secure and accessible via underground garage, though spot sizes are noted as compact. The location successfully balances urban convenience with a quiet residential atmosphere.
Ascent South Lake Union is very walkable (grade A), transit is excellent (grade B+), and biking is very bikeable (grade B).
A
Very Walkable
B+
Excellent Transit
B
Very Bikeable
Ascent South Lake Union is a new collection of contemporary high-rise city homes inspired by the merging of modernity and nature. Our community offers residents access to an enviable amenity collection, highlighted by a rooftop lounge and open-air deck.
Ascent South Lake Union is a new collection of contemporary high-rise city homes inspired by the merging of modernity and nature. Our community offers residents access to an enviable amenity collection, highlighted by a rooftop lounge and open-air deck. FLEXIBLE TOUR OPTIONS NOW AVAILABLE! We are now accepting virtual tours, and self-guided and touchless tours by appointment only. Please book yours today.
Ascent South Lake Union is a 251-unit high-rise.
Building
Apartment · High-RiseTotal units
251Hutch School is 0.1 miles from Ascent South Lake Union. 10 schools are listed nearby.
| School | Type | Level | Distance |
|---|---|---|---|
Hutch School Public · High | Public | High | 0.1 mi |
Bright Horizons Child Care Center-S Lk Union Private · Preschool | Private | Preschool | 0.2 mi |
Lake Union Child Care Center Private · Preschool | Private | Preschool | 0.2 mi |
Cascade Children's Corner Private · Preschool | Private | Preschool | 0.2 mi |
Rainier Beach Community Child Care Center Private · Preschool | Private | Preschool | 0.5 mi |
Queen Anne Community School Private · Elementary | Private | Elementary | 0.6 mi |
Queen Anne Community School Private · Elementary | Private | Elementary | 0.6 mi |
Queen Anne Co Op Pre-School Private · Preschool | Private | Preschool | 0.7 mi |
Whole Child Learning Center Private · Preschool | Private | Preschool | 0.7 mi |
The Center School Public · High | Public | High | 0.9 mi |
Ascent South Lake Union is managed by Greystar. Call 206-682-6200 to tour or ask about availability.