Seattle · permit 7050089-CN

3021 20TH AVE S

Construct addition and substantial alterations to west one-family dwelling for a two-family dwelling per plan. (Allow (2) attached accessory dwelling units - one for a new-single family residence and one for an existing single-family residence per the land use code. Construct addition and substantial alterations to (1) existing one-family dwelling for a two-family dwelling and construct (1) new two-family dwelling per plans. Reviews and processing for (2) CN's under 7050089)

Permit

Permit type
Building
Class
Residential
Trade
General/Building
Nature of work
Alteration
Work
Addition/Alteration
Status
Issued

Location

City
SEATTLE
State
WA
ZIP
98144

Dates

Applied
2025-04-25
Issued
2025-12-01
Expires
2027-06-01
Time to issue
220 days

Value and contractor

Declared value
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Total fee
N/A. Total fee is a premium field which requires a paid plan. However, this permit has no fee on record.

Seattle details

Housing category
Single-Family Add/Alt
Review cycles
5
Days out for corrections
87
Permit class (Seattle detail)
Single Family/Duplex

Data as of 2026-09-20. View the city's record

Other permits issued in Seattle, December 2025