San Francisco · Sunset/Parkside · Block/lot 1832/001C · San Francisco
Since October 2024 within ½ mile: 12 homes completed, 11 permitted, 3 proposed or in review.
23 projects with a record in this window, grouped by us from permits and State housing reports. Units are as proposed on each project's latest record and counted at its current stage.
773 permits within ½ mile since October 2024
The map shows new construction, ADUs, demolitions, additions, and renovations. Routine systems work (roofs, HVAC, water heaters) is counted but not mapped. Unit counts are as stated on permits.
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 31, 2026
$1,796,000
Benchmark range: $1,527,000 – $2,065,000
Public-records benchmark estimate combining Zillow Home Value Index (Data provided by Zillow), Census ACS 5-year estimates, parcel land-use/lot characteristics, and issued building permits. Not an official appraisal.
Permit counts, by the date issued (or applied, if not yet issued). Lot splits are planning cases, which we don't have.
We read public zoning and hazard maps against state law (ADUs: Gov. Code 66314; SB 9: Gov. Code 65852.21 and 66411.7). Local rules, title, tenancy history and site conditions can change the answer. Check with San Francisco's planning department before relying on it.
Sources: San Francisco Planning, Zoning Map – Zoning Districts (retrieved Oct 31, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the State Responsibility Area (effective 2024-04-01) (retrieved Oct 26, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the Local Responsibility Area (map dated 2025-03-24) (retrieved Oct 26, 2026) · FEMA, National Flood Hazard Layer — flood hazard zones (retrieved Oct 26, 2026) · FEMA, National Flood Hazard Layer — FIRM panels (retrieved Oct 26, 2026) · California Geological Survey, Alquist-Priolo Earthquake Fault Zones (retrieved Oct 26, 2026) · Zoning classes: our classification of RTO-C as multifamily residential, checked against the zone description on Oct 24, 2026
Chronological history of building permit applications and issuances, snapshot-dated status changes, State housing entitlements, surrounding development within ½ mile, and area home-value trends.
Permit issued and active for 7.2 yr (first record Aug 29, 2019), with no completion or new permit record in 4.7 yr. · 1 unit · $20,000 declared valuation
Permit issued and active for 7.6 yr (first record Apr 8, 2019), with no completion or new permit record in 4.6 yr. · 1 unit · $60,000 declared valuation
In "Applied" for 4.6 yr (since Mar 18, 2022), with no new permit record in 4.6 yr. · 1 unit · $40,000 declared valuation
In "Applied" for 4.7 yr (since Mar 2, 2022), with no new permit record in 4.6 yr. · 1 unit · $30,000 declared valuation
In "Applied" for 4.5 yr (since Apr 26, 2022), with no new permit record in 4.5 yr. · 1 unit · $14,400 declared valuation
In "Applied" for 3.7 yr (since Feb 7, 2023), with no new permit record in 3.7 yr. · 1 unit · $65,000 declared valuation
Nearby plumbing / water heater / sewer (1527 Moraga St): First appeared in published agency feed
Record 202610290082 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (1243 15th Av): First appeared in published agency feed
Record 202610290101 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby general repair (1478 29th Av): First appeared in published agency feed
Record 202610290116 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (1742 25th Av): First appeared in published agency feed
Record 202610279958 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (1433 17th Av): First appeared in published agency feed
Record 202610269910 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby fire alarm / sprinkler (1653 16th Av): Status changed from filed to issued
Record 202603187792 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby fire alarm / sprinkler (1653 16th Av): Issued date changed from (blank) to 2026-10-23
Record 202603187792 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (2015 Judah St): Status changed from issued to complete
Record 202607074652 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby repair tied to a housing/code case (1607 15th Av): Declared valuation changed from 0 to 15000
Record 202609118006 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby plan revision / deferred submittal (2015 Judah St): Status changed from issued to complete
Record 202610099272 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby plan revision / deferred submittal (2315 Irving St): No longer present in latest agency feed
Record 202610219740 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
1342a 21st Ave · 1 unit · $66,859 valuation
Records span Jun 3, 2026 to Sep 10, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1519 28th Ave · 1 unit · $182,850 valuation
Records span Jul 8, 2025 to Jul 29, 2026 (2 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1419 24th Ave · 1 unit · $1,500 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1251 19th Ave · 1 unit · $153,064 valuation
Records span Oct 22, 2025 to Jun 29, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
Cross-referenced intelligence from our historical development graph—connecting parcels, permits, entity-resolved builders, empirical review-time distributions, and neighborhood renovation trends.
Explore full San Francisco development graph →Active in "Issued" for 4.5 yr (first record May 5, 2022) with no new permit activity recorded in 2.4 yr. High-impact scale (90 housing units, 89 deed-restricted affordable, $50,000,000 declared valuation across 3 permits).
Active in "Issued" for 17 mo (first record May 27, 2025) with no new permit activity recorded in 10 mo.
Active in "Issued" for 7.6 yr (first record Apr 2, 2019) with no new permit activity recorded in 2.1 yr. High-impact scale (2 housing units, $1,456,560 declared valuation across 3 permits).
Active in "Applied" for 3.7 yr (first record Feb 7, 2023) with no new permit activity recorded in 3.7 yr.
Active in "Applied" for 3.6 yr (first record Mar 23, 2023) with no new permit activity recorded in 3.6 yr.
Active in "Applied" for 4.7 yr (first record Mar 2, 2022) with no new permit activity recorded in 4.6 yr.
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 22,315 parcels
+12.3% YoY
City baseline: 91.1 / 1k
860 in trailing 24m
Includes 50 ADUs
HUD Metro Fair Market Rent · San Francisco, CA HUD Metro FMR Area
HUD FY 2026 · 40th-percentile gross rentCensus ACS 5-year median gross rent (all bedroom counts combined):
Area home-value benchmarks (not an appraisal)
ZIP & neighborhood mediansUnder California Proposition 13, the seller's historical assessed value does not carry over to a buyer. On sale, the parcel is reassessed at the purchase price: 1.00% base rate ($17,950/yr) + local voter-approved bond debt ($3,231/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
−$99,092/yr
Cash needed: $394,900
NOI: $9,826/yr
P&I: $9,076/mo
For $0/mo net cash flow
At $3,600/mo rent
| Scenario | Assumptions | Year 1 Rent | Year 1 Cash Flow | Cash-on-Cash | Break-Even Rent | Year 5 Cash Flow |
|---|---|---|---|---|---|---|
| Conservative | −8% starting rent, +3% vacancy, +3% combined maintenance/CapEx, 1.5%/yr rent growth | $3,312/mo | −$8,671/mo | -26.4% | $15,416/mo | −$8,688/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$8,258/mo | -25.1% | $14,269/mo | −$8,071/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.2%/yr rent growth (capped by local ordinance ceiling of 4.2%/yr) | $3,816/mo | −$8,020/mo | -24.4% | $13,938/mo | −$7,642/mo |
Rental regulatory context (informational only — not legal advice):
California AB 1482 (Tenant Protection Act, Civ. Code § 1947.12) caps annual rent increases at 5% + local CPI (max 10%) on covered properties. In San Francisco: San Francisco Rent Ordinance (Admin. Code Ch. 37) — annual allowable increase is 60% of Bay Area CPI (capped at 7%) for covered pre-June 1979 buildings. Official program rules ↗
Issued1 unitsMay 27, 2025 – Dec 22, 2025
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
to obtain final inspection for work approved under pa 202410173179, 202502049616. all work is complete.
to comply with cc-8609 physical inspection report
conversion of (e) garage level rooms into a separate adu. install (n) kithen in (e) living room.
revision 202410173179 to inlcude adding a wall to create (n) hallway at 1st floor and to replace (e) wood column for a steel column located at living room.
convert 551 sq ft of (e) garage into (n) living room, (n)study not for sleeping (n) bath as additional rooms for 1417 21st ave. create communal launry room.
remodel kithcen, replace cabinets, fixtures,couner top. remodel bath at second floor,new tile, new toilet and vanity.
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel (APN) · Retrieved Oct 31, 2026 · Filed, issued, and status dates come from the Department of Building Inspection, which dates each status change.
| Report year | Project / record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2025 | ADU - 1417 21ST AVE(2024-010290PRJ) | ADU · Renter | 1 (May 27, 2025) | — | — | — |
| 2025 | —(202506057990) | ADU · Renter | — | 1 (Dec 22, 2025) | — | — |
Source: California HCD, Housing Element Annual Progress Report — Table A2 · Geography: project (parcel) · Retrieved Oct 26, 2026 · From San Francisco's Housing Element Annual Progress Reports. A project can appear in several report years as it moves from entitlement to permit to completion.
Source: San Francisco Planning, Zoning Map – Zoning Districts · Geography: zoning district polygon at parcel point · Retrieved Oct 31, 2026
1415 21ST AVE; 1417 21ST AVE; 1417A 21ST AVE
Source: San Francisco Planning / DataSF, Parcels – Active and Retired · Geography: parcel · Retrieved Oct 31, 2026
Zoning, permits, planning cases, and assessor data for this lot (SF Planning)
Look up block/lot 1832/001C. Assessed value is not market value.
Search by block/lot 1832/001C (SF Treasurer & Tax Collector)
Search building permits, complaints, and inspections by address or block/lot
The official flood hazard map for this location. Our reading of it is under What could be built here.
This site does not show owner names.