San Anselmo 94960 · Sleepy Hollow · APN 177-150-48 · Unincorporated Marin
Since October 2024 within ½ mile: 3 permitted.
3 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.
68 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: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 30, 2026
$2,302,000
Benchmark range: $2,026,000 – $2,578,000
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 Unincorporated Marin's planning department before relying on it.
Sources: County of Marin GIS (MarinMap), Zoning (11 cities and unincorporated Marin) (retrieved Oct 30, 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 RMP-1 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.
In "Entitled" for 7.9 yr (since Nov 29, 2018), with no new permit record in 7.9 yr. · 1 unit
In "Applied" for 7.5 yr (since Apr 29, 2019), with no new permit record in 7.5 yr. · 1 unit · $1,000,000 declared valuation
In "Entitled" for 7.5 yr (since May 16, 2019), with no new permit record in 7.5 yr. · 1 unit
Permit issued and active for 6.8 yr (first record Jan 16, 2020), with no completion or new permit record in 6.6 yr. · 1 unit · $60,000 declared valuation
Permit issued and active for 6.2 yr (first record Aug 25, 2020), with no completion or new permit record in 5.7 yr. · 1 unit · $80,000 declared valuation
Permit issued and active for 6.2 yr (first record Aug 25, 2020), with no completion or new permit record in 5.7 yr. · $5,000 declared valuation
Nearby remodel / interior alteration (200 Deer Hollow Rd): First appeared in published agency feed
Record 94619 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Latest published Zillow Home Value Index (ZHVI) update
Changed from $1,602,637 in September 2025 to $1,702,818 in September 2026.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94960 (not a parcel appraisal)
Roof replacement permit application filed (B48244)
Current status: Issued
ReRoofing · Declared valuation: $32,000 · Contractor: Apollo Building And Roofing Group Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Roof replacement permit issued (B48244)
Recorded status: Issued
ReRoofing · Declared valuation: $32,000 · Contractor: Apollo Building And Roofing Group Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Remodel / interior alteration permit application filed (94251)
Current status: Applied
Remodel, Including (N) Deck, Interior Layout, And (N) Windows And Doors.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Accessory dwelling unit (new or conversion) permit issued (180890)
Recorded status: Issued
New A D U; Sport Court Fence; Deck; B B Q, Deck Cover, Trellis · Declared valuation: $690,000 · 1 housing unit · Contractor: Achill Beg Construction Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Pool / spa permit issued (180891)
Recorded status: Issued
New Infinity Pool; Pool Deck (On Piers), Retaining Walls · Declared valuation: $285,000 · Contractor: Achill Beg Construction Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
General repair permit issued (180320)
Recorded status: Issued
New Wood Retaining Wall For Driveway Widening · Declared valuation: $40,000
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
General repair permit issued (180321)
Recorded status: Issued
New Concrete Retaining Wall System With Guardrails For Turnaround Area · Declared valuation: $45,000
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Annual ZIP 94960 home-value index checkpoint
Changed from $1,657,204 in September 2024 to $1,602,637 in September 2025.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94960 (not a parcel appraisal)
196 Deer Hollow Rd (Adu 196a) · 1 unit · $150,000 valuation
Records span Sep 6, 2024 to Aug 28, 2025 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
Pool / spa permit application filed (180891)
Current status: Issued
New Infinity Pool; Pool Deck (On Piers), Retaining Walls · Declared valuation: $285,000 · Contractor: Achill Beg Construction Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Accessory dwelling unit (new or conversion) permit application filed (180890)
Current status: Issued
New A D U; Sport Court Fence; Deck; B B Q, Deck Cover, Trellis · Declared valuation: $690,000 · Contractor: Achill Beg Construction Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Windows / doors / siding permit issued (178523)
Recorded status: Issued
Deck; Skylights - B W O P T.D. 6-20-22 · Declared valuation: $15,000 · Contractor: Owner/Builder
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
1 unit
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & 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 Unincorporated Marin development graph →Active in "Issued" for 20 mo (first record Mar 13, 2025) with no new permit activity recorded in 10 mo.
Active in "Applied" for 7.5 yr (first record Apr 29, 2019) with no new permit activity recorded in 7.5 yr. High-impact scale (1 housing unit, $1,000,000 declared valuation across 1 permit).
Active in "Issued" for 6.2 yr (first record Aug 25, 2020) with no new permit activity recorded in 5.7 yr.
Active in "Issued" for 6.2 yr (first record Aug 25, 2020) with no new permit activity recorded in 5.7 yr.
Active in "Applied" for 5.2 yr (first record Aug 15, 2021) with no new permit activity recorded in 5.2 yr.
Active in "Entitled" for 7.9 yr (first record Nov 29, 2018) with no new permit activity recorded in 7.9 yr.
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 980 parcels
+0.0% YoY
City baseline: 16.5 / 1k
32 in trailing 24m
Includes 6 ADUs
HUD Small Area Fair Market Rent · ZIP 94960
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 ($23,000/yr) + local voter-approved bond debt ($3,450/yr) + fixed direct levies/Mello-Roos ($450/yr).
Mapped hazard zone insurance context on this parcel:
−$135,859/yr
Cash needed: $506,000
NOI: $3,701/yr
P&I: $11,630/mo
For $0/mo net cash flow
At $3,650/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 | $3,358/mo | −$11,741/mo | -27.8% | $19,747/mo | −$11,804/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,650/mo | −$11,322/mo | -26.8% | $18,277/mo | −$11,177/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.5%/yr rent growth (capped by AB 1482 ceiling of 8.6%/yr) | $3,869/mo | −$11,081/mo | -26.3% | $17,853/mo | −$10,701/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.
Issued1 unitsMar 13, 2025 – Jan 8, 2026
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
ReRoofing
Remodel, Including (N) Deck, Interior Layout, And (N) Windows And Doors.
New Infinity Pool; Pool Deck (On Piers), Retaining Walls
New A D U; Sport Court Fence; Deck; B B Q, Deck Cover, Trellis
New Concrete Retaining Wall System With Guardrails For Turnaround Area
New Wood Retaining Wall For Driveway Widening
Deck; Skylights - B W O P T.D. 6-20-22
Minor electrical and minor plumbing permit for swapping location of sink and stove in the kitchen. Installation of 28 dual pane tempered glass windows like for like, removal of old single pane cracked and broken windows. Replace five doors with tempered safety, temper glass doors.like for like. — New Circuits / Outlets, Replace Circuits / Outlets; Non-structural Door/Window Replacement
install approx. 15' of new gas line for meter relocation — Replace Plumbing Fixtures(s)
Tear-Off & Re-Roof W/Comp Shingles
Interior Bathrooms Remodel
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel (APN) · Retrieved Oct 30, 2026 · Received and issued dates come from the County of Marin. The county publishes no final or expired status, so an issued permit stays 'Issued' after the work is done.
No housing activity reported to the State for this parcel (2018–2025 reports).
Source: California HCD, Housing Element Annual Progress Report — Table A2 · Geography: project (parcel) · Retrieved Oct 26, 2026 · From Unincorporated Marin's Housing Element Annual Progress Reports. A project can appear in several report years as it moves from entitlement to permit to completion.
Source: County of Marin GIS (MarinMap), Zoning (11 cities and unincorporated Marin) · Geography: zoning district polygon at parcel point · Retrieved Oct 30, 2026
1.02 acres
Assessor's classification for assessment purposes. This is not zoning.
785A FAWN DR; 785 FAWN DR
Source: County of Marin GIS (MarinMap), Parcels · Geography: parcel · Retrieved Oct 30, 2026
Search by parcel number 177-150-48. Assessed value is not market value.
Search by parcel number 177-150-48 (Marin County Tax Collector)
Permits issued in unincorporated Marin in the past 48 months. Each city keeps its own records.
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.