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. Clubhouse, Cats allowed, Dogs allowed, Accessible, Elevator, Garage, Parking, 24hr gym, Pet friendly, 24hr concierge, Bbq/grill, Bike storage, Business center, Car charging, Conference room, Courtyard, Dog grooming area, Dog park, Green community, Guest suite, Hot tub, Internet access, Key fob access, Lobby, Nest technology, New construction, Online portal, Package receiving & Smoke-free community.
RentalSource last checked: May 12, 2026 · 6:00 AM ET
Listing data quality - We review listings daily to detect outdated, duplicate, or misleading information.
Property Summary
Property Type:
Apartment
Rental Fee:
$3,050 - $4,955
Bedrooms:
1-2 beds
Bathrooms:
1-2 baths
Size:
Inquire
Pet Friendly:
Yes
Has Garage:
Yes
ID:
63178400
Property Amenities
• Balcony/Patio
• Garage
• Gas Range
• High-Speed Internet
• Pet Friendly
• Wheelchair Access
Community Features
• Bike Paths
• Controlled Access
• Clubhouse
• Courtyard
• Fitness Center
• Spa/Jacuzzi
• Parking
• Storage
Unit Rates
Name
Beds
Baths
Sqft
Rent
1 Bed
1
1
-
$3,050
B10
1
1
-
$3,060
B02
1
1
-
$3,080
B03
1
1
-
$3,080 - $3,195
B09
1
1
-
$3,115
Name
Beds
Baths
Sqft
Rent
1 Bed
1
1
-
$3,050
B10
1
1
-
$3,060
B02
1
1
-
$3,080
B03
1
1
-
$3,080 - $3,195
B09
1
1
-
$3,115
B14
1
1
-
$3,285 - $3,580
B12
1
1
-
$3,344
B13
1
1
-
$3,530 - $3,540
C07
2
2
-
$4,325 - $4,360
C06
2
2
-
$4,540
C05
2
2
-
$4,685
C09
2
2
-
$4,730 - $4,860
C10
2
2
-
$4,765 - $4,955
Leasing Information
Pet deposit: $400. Pet limit: 2.
Additional Details
Apartments for rent in Seattle for $3,050-$4,955 with 1-2 beds, 1-2 baths, pet friendly and located within Ascent South Lake Union at 1145 Republican St in Seattle, WA 98109. The averaged rental price of $4,003 is 138.8% ($2,327) higher than the average rent of $1,676 for apartments in Seattle, WA and 131.5% ($2,274) higher than the average rent of $1,729 for apartments in King County. This apartment is in the Seattle Public School District and the nearest schools are Lowell Elementary School, Meany Middle School and Garfield High School. Ascent South Lake Union was advertised by Ascent South Lake Union 6+ months ago and last updated on May 12, 2026 at 6:00 AM ET.
Affordability Calculator
Can I afford to live at 1145 Republican St?
Bedrooms
1 bedroom
30%
10%Recommended50%
Move the slider to select the percentage of your monthly income you're comfortable spending on rent. Typically, it's advised to spend about 30% or less on housing.
Recommended income
$122,000 /year
With your chosen rent-to-income ratio, an annual income of $122,000 is recommended to comfortably afford this 1-bedroom rental priced at $3,050 per month.
