Greenbrae 94904 · Kentfield · APN 070-011-11 · Unincorporated Marin
Since October 2024 within ½ mile: 1 homes completed, 9 permitted, 1 proposed or in review.
11 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.
300 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.
$2,395,000
Benchmark range: $2,108,000 – $2,682,000
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 31, 2026
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 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 R1-B2 as single-family 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 5.6 yr (first record Apr 5, 2021), with no completion or new permit record in 4.3 yr. · 1 unit · $37,000 declared valuation
Permit issued and active for 10.7 yr (first record Mar 3, 2016), with no completion or new permit record in 10.6 yr. · $2,500 declared valuation
In "Entitled" for 8.4 yr (since Jun 8, 2018), with no new permit record in 8.4 yr. · 1 unit
Permit issued and active for 8.5 yr (first record Apr 23, 2018), with no completion or new permit record in 8.1 yr. · 1 unit · $1,020,000 declared valuation
In "Entitled" for 7.1 yr (since Oct 9, 2019), with no new permit record in 7.1 yr. · 1 unit
Permit issued and active for 5.1 yr (first record Sep 15, 2021), with no completion or new permit record in 5.1 yr. · 1 unit
Nearby addition (adds square footage) (22 Via Cheparro): Declared valuation changed from (blank) to 185000
Record 94589 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby addition (adds square footage) (22 Via Cheparro): Description text was updated
Record 94589 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby windows / doors / siding (160 Tioga Ln): First appeared in published agency feed
Record B48932 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby other (110 Corte Anita): First appeared in published agency feed
Record B48939 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby other (2 Upper Toyon Dr): First appeared in published agency feed
Record B48928 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby roof replacement (2 Upper Toyon Dr): First appeared in published agency feed
Record B48880 · 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 $2,157,052 in September 2025 to $2,308,409 in September 2026.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94904 (not a parcel appraisal)
24 Tamal Vista Ln A D U 24 A · 1 unit · $75,000 valuation
Records span Mar 23, 2026 to Jun 9, 2026 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
435 Los Cerros Dr · 1 unit · $150,000 valuation
Records span Jul 11, 2025 to Jun 5, 2026 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
85 Corte Dorado · 1 unit · $205,000 valuation
Records span Jun 23, 2025 to Oct 9, 2025 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
162 Wolfe Grade · 1 unit · $11,000 valuation
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
Annual ZIP 94904 home-value index checkpoint
Changed from $2,256,428 in September 2024 to $2,157,052 in September 2025.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94904 (not a parcel appraisal)
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
1 unit
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
0 Brushwood Ln (Apn 071-091-36) · 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 5.6 yr (first record Apr 5, 2021) with no new permit activity recorded in 4.3 yr.
Active in "Applied" for 2.8 yr (first record Jan 17, 2024) with no new permit activity recorded in 2.8 yr. High-impact scale (1 housing unit, $750,000 declared valuation across 1 permit).
Active in "Issued" for 8.5 yr (first record Apr 23, 2018) with no new permit activity recorded in 8.1 yr. High-impact scale (1 housing unit, $1,020,000 declared valuation across 2 permits).
Active in "Issued" for 4.6 yr (first record Mar 9, 2022) with no new permit activity recorded in 4.3 yr.
Active in "Issued" for 16 mo (first record Jun 23, 2025) with no new permit activity recorded in 13 mo.
Active in "Issued" for 10.7 yr (first record Mar 3, 2016) with no new permit activity recorded in 10.6 yr.
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 2,520 parcels
−34.9% YoY
City baseline: 16.5 / 1k
104 in trailing 24m
Includes 30 ADUs
HUD Small Area Fair Market Rent · ZIP 94904
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 ($23,950/yr) + local voter-approved bond debt ($3,593/yr) + fixed direct levies/Mello-Roos ($450/yr).
Mapped hazard zone insurance context on this parcel:
−$146,199/yr
Cash needed: $526,900
NOI: -$874/yr
P&I: $12,110/mo
For $0/mo net cash flow
At $3,275/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 | $3,013/mo | −$12,560/mo | -28.6% | $20,545/mo | −$12,645/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,275/mo | −$12,183/mo | -27.7% | $19,016/mo | −$12,083/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.5%/yr rent growth (capped by AB 1482 ceiling of 8.6%/yr) | $3,472/mo | −$11,967/mo | -27.3% | $18,574/mo | −$11,655/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 unitsApr 5, 2021 – Jul 12, 2022
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
Add (2) New Operable Skylight In (E) A D U Entry & Bathroom, (2) New Fixed Skylights In (E) Living Rm *Same Plans As Bp#177059*
Tear off and Re-Roof in kind — ReRoofing
Revise & Replace Exterior Doors & Windows On (E) A D U
Conv Accessory Bldg To A D U K F D K S D
Bath Rmdl T.D. 12/3/18
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel (APN) · Retrieved Oct 31, 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.
| Report year | Project / record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2022 | —(171896) | ADU · Renter | 1 (May 26, 2022) | 1 (Jul 12, 2022) | — | — |
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 31, 2026
0.34 acres
Assessor's classification for assessment purposes. This is not zoning.
30 CORTE PATENCIO; 34 CORTE PATENCIO
Source: County of Marin GIS (MarinMap), Parcels · Geography: parcel · Retrieved Oct 31, 2026
Search by parcel number 070-011-11. Assessed value is not market value.
Search by parcel number 070-011-11 (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.