Alteration Residential
9 Sullivan St, Boston, MA 02129
ClassificationLong Form/Alteration Permit - ADDITIONResidential Alteration
Reliable value$52,000
ContractorNot in source
Permit record
Parties
- Contractor
- Not in source
- Applicant
- Evan Walsh
- Owner
- Not in source
- Architect
- Not in source
- Engineer
- Not in source
- Contractor license
- Not in source
Building & lot · PLUTO
- Building class
- Not in source
- Zoning district
- Not in source
- Lot area
- Not in source
- Year built
- Not in source
- Units (total)
- Not in source
- Units (residential)
- Not in source
- Units (commercial)
- Not in source
- Floor area
- Not in source
Parcel & enrichment
- Parcel APN
- 200545000
- Climate zone (IECC)
- 5A
- Roof area (est.)
- Not derivable — no building-size signal for this permit
- HVAC tonnage (est.)
- Not derivable — no building-size signal for this permit
- Building type
- Not in source
- Building subtype
- 1-4FAM
Geocode & dates
- Coordinates
- 42.3778, -71.0669
- Geocode confidence
- 100%
- Geocode source
- Not in source
- Issued
- Aug 5, 2026
- Applied
- Not in source
- Work class
- Residential
Description
Source description
Excavate 12X14 addition in rear of building .Install concrete foundation as per plan.Install conctere walls and footings Install concrete plan as per plans.waterproof foundation where required , concrete work at addition is the only thing included in this estimate all others tobe discussed if needed
Status
- Current status
- issued
- Source status
- Open
- Expired
- Feb 5, 2027
Provenance
- First seen (no changes since)
- Aug 8, 2026 · 09:52 UTC
Data-quality checks0 of 12 flagged
0 of 12 data-quality rules flagged anything on this permit.
Checks not flagged
- Geocode out of bounds
- Geocode is sentinel
- Issued date in the future
- Issued date parse bug
- Issued date is placeholder
- Commercial units is placeholder
- Residential units out of bounds
- Residential units is placeholder
- Total units out of bounds
- Total units is placeholder
- Valuation out of bounds
- Valuation is placeholder
Project timeline at this parcel
- Aug 5, 2026This permitAlteration Residential · Issued$52,000
- Aug 28, 2015COO514102Other · Finaled$385,000
- Aug 27, 2015A448063Alteration Residential · Finaled$10,000
- Jul 13, 2015COO490328Other · Finaled$75,000
- Feb 5, 2015E432728MEP Electrical · Finaled$17,000
- Jan 30, 2015ALT371679Alteration Residential · Finaled$75,000
- Nov 19, 2014PL428045MEP Plumbing · Issued$1,000
- Nov 19, 2014G428046MEP Plumbing · Issued$1,000
- Apr 23, 2014SF355528Demolition · Issued$300,000
- Dec 6, 2012PL205926MEP Plumbing · Finaled
Full permit history at this parcel · as of Aug 9, 2026.
Developer details
- Permit #
- ALT1839073
- Canonical ID
- 69:ALT1839073
- Source permit ID
- ALT1839073