Novato 94947 · North Novato · APN 125-441-25 · Unincorporated Marin
Zoned RSP-0.33 in Unincorporated Marin with likely ADU & SB 9 infill eligibility and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,284,000 ($1,130,000–$1,438,000).
Zoned RSP-0.33 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 42,166 sq ft lot.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
Public building records show issued construction/renovation work on this parcel (4 total permits, latest Dec 9, 2024).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
all of the lot of the parcel intersects Zone X: minimal flood hazard. Outside mandatory federal SFHA insurance rules, but check local drainage and finished-floor requirements.
Source: FEMA National Flood Hazard Layer (parcel polygon)
Automated synthesis of indexed municipal, county, state, and federal public records — informational context only, not a formal appraisal, survey, or legal/tax determination.
Since November 2024 within ½ mile: 1 permitted, 2 proposed or in review.
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.
80 permits within ½ mile since November 2024
$1,284,000
Benchmark range: $1,130,000 – $1,438,000
Located in a mapped Fire Hazard Severity Zone. Expect Chapter 7A ignition-resistant building standards, defensible-space inspections, and stricter property insurance underwriting.
Source: CAL FIRE FHSZ (map Apr 1, 2024)
Pool / spa (174410): Issued after 2.3 yr (6.1× the 136d median) — slower than 90% of pool / spa permits in Unincorporated Marin (median 136d, 90th pct 393d, n=162).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
Closest lead: Accessory dwelling unit at 27 Stirrup Ln A K A (0.14 mi SE, applied). Inspect timeline history before assuming near-term completion.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · HCD APR (½-mile radius)
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 Nov 13, 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 Nov 13, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the State Responsibility Area (effective 2024-04-01) (retrieved Nov 9, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the Local Responsibility Area (map dated 2025-03-24) (retrieved Nov 9, 2026) · FEMA, National Flood Hazard Layer — flood hazard zones (retrieved Nov 9, 2026) · FEMA, National Flood Hazard Layer — FIRM panels (retrieved Nov 9, 2026) · California Geological Survey, Alquist-Priolo Earthquake Fault Zones (retrieved Nov 9, 2026) · Zoning classes: our classification of RSP-0.33 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.
In "Applied" for 8.8 yr (since Feb 8, 2018), with no new permit record in 8.8 yr. · 1 unit · $100,000 declared valuation
Permit issued and active for 4.5 yr (first record May 16, 2022), with no completion or new permit record in 4.5 yr. · 1 unit
In "Applied" for 4.2 yr (since Aug 23, 2022), with no new permit record in 4.2 yr. · 1 unit · $80,000 declared valuation
Permit issued and active for 3.5 yr (first record May 3, 2023), with no completion or new permit record in 3.5 yr. · 1 unit · $6,450 declared valuation
In "Applied" for 3.3 yr (since Jul 14, 2023), with no new permit record in 2.8 yr. · 1 unit
Permit issued and active for 3.1 yr (first record Sep 22, 2023), with no completion or new permit record in 2.2 yr. · 1 unit · $150,400 declared valuation
Nearby remodel / interior alteration (20 Verissimo Dr): Contractor changed from (blank) to BOLT DOWN THE BAY AREA
Record 182743 · Detected between snapshots
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Snapshot diff within ½ mile
Nearby remodel / interior alteration (40 Verissimo Dr): First appeared in published agency feed
Record 94625 · 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 $983,284 in September 2025 to $1,012,808 in September 2026.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94947 (not a parcel appraisal)
0 Wild Horse Valley Dr · 1 unit · $1,200,000 valuation
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
2551 Vineyard Rd · 1 unit · $216,000 valuation
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
Annual ZIP 94947 home-value index checkpoint
Changed from $1,021,699 in September 2024 to $983,284 in September 2025.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94947 (not a parcel appraisal)
138 Trish Dr (Adu 138 A) · 1 unit · $160,000 valuation
Records span Sep 20, 2024 to Jun 5, 2025 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
Electrical / panel permit application filed (B40483)
Current status: Issued
Like for like replacement of electric service with new 200Amp panel. New panel to be installed in the existing location. — Service Upgrade · Declared valuation: $3,000 · Contractor: Thompson Electric
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Electrical / panel permit issued (B40483)
Recorded status: Issued
Like for like replacement of electric service with new 200Amp panel. New panel to be installed in the existing location. — Service Upgrade · Declared valuation: $3,000 · Contractor: Thompson Electric
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
Annual ZIP 94947 home-value index checkpoint
Changed from $993,500 in September 2023 to $1,021,699 in September 2024.
Source: Zillow Home Value Index (ZHVI) · Data provided by Zillow · Geography: ZIP 94947 (not a parcel appraisal)
138 Trish Dr · 1 unit · $160,000 valuation
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
37 Oak Valley Dr (Adu 37a) · 1 unit · $150,400 valuation
Records span Sep 22, 2023 to Sep 5, 2024 (1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) & HCD APR (grouped project within ½ mile)
New garage / accessory structure permit issued (176775)
Recorded status: Issued
Pergola · Declared valuation: $29,750 · Contractor: Gardens Of The Wine Country Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
General repair permit issued (176776)
Recorded status: Issued
(N) Ret Wall · Declared valuation: $30,000 · Contractor: Gardens Of The Wine Country Inc
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel
2576 Center Rd (Adu 2576a) · 1 unit · $100,000 valuation
Records span Oct 24, 2023 to May 22, 2024 (1 permit).
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 →Issued after 2.3 yr (6.1× the 136d median) — slower than 90% of pool / spa permits in Unincorporated Marin (median 136d, 90th pct 393d, n=162).
In "Applied" for 8.8 yr (since Feb 8, 2018), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
In "Applied" for 4.2 yr (since Aug 23, 2022), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
In "Applied" for 3.3 yr (since Jul 14, 2023), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
Issued after 6 mo (2.4× the 83d median) — above the 75th percentile for general repair permits in Unincorporated Marin (median 83d, 75th pct 181d, n=693).
In "Applied" for 2.1 yr (since Sep 19, 2024), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 732 parcels
Small prior baseline
City baseline: 16.4 / 1k
6 in trailing 24m
Includes 2 ADUs
| Builder / contractor | Primary specialty | Here / ½ mi | ½ mi valuation | Citywide 24m trend |
|---|---|---|---|---|
| Rjdj | Pool / spa | 1 on parcel2 in ½ mi | $235,000 | 1 vs 1 prior |
| Gardens Of The Wine Country | General repair | 2 on parcel2 in ½ mi | $59,750 | 0 vs 0 prior |
| Thompson Electric | Electrical / panel | 1 on parcel1 in ½ mi | $3,000 | 0 |
| Permit category | Sample (n) | 25th pct | Median (50th) | 75th pct | 90th pct | Recent 24m median |
|---|---|---|---|---|---|---|
| New single-family home | 121 | 166d | 253d | 456d | 686d | 211d(vs 273d prior) |
| New multifamily / condos / mixed-use | 21 | 272d | 292d | 293d | 313d | 293d(vs 197d prior) |
| New garage / accessory structureOn this parcel | 356 | 104d | 164d | 294d | 485d | 159d(vs 205d prior) |
HUD Small Area Fair Market Rent · ZIP 94947
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 ($12,850/yr) + local voter-approved bond debt ($1,928/yr) + fixed direct levies/Mello-Roos ($450/yr).
Mapped hazard zone insurance context on this parcel:
Model adding a backyard ADU or garage conversion under California's Prop 13 blended new-construction assessment (existing house & land tax base stays intact; only ADU build cost is assessed) and SB 13 impact-fee rules.
−$66,313/yr
Cash needed: $282,700
NOI: $11,659/yr
P&I: $6,498/mo
For $0/mo net cash flow
At $3,250/mo gross 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 | $2,990/mo | −$5,900/mo | -25.0% | $11,225/mo | −$5,898/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,250/mo | −$5,526/mo | -23.5% | $10,390/mo | −$5,340/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.5%/yr rent growth (capped by AB 1482 ceiling of 8.6%/yr) | $3,445/mo | −$5,312/mo | -22.5% | $10,148/mo | −$4,916/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.
Like for like replacement of electric service with new 200Amp panel. New panel to be installed in the existing location. — Service Upgrade
(N) Ret Wall
Pergola
Pool & Spa W/Auto Cover
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel (APN) · Retrieved Nov 13, 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 Nov 9, 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 Nov 13, 2026
0.97 acres
Assessor's classification for assessment purposes. This is not zoning.
33 OAK VALLEY DR
Source: County of Marin GIS (MarinMap), Parcels · Geography: parcel · Retrieved Nov 13, 2026
Search by parcel number 125-441-25. Assessed value is not market value.
Search by parcel number 125-441-25 (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.
| Owner Recent nearby: 29 Verissimo Dr (Jul 21, 2021) | New garage / accessory structure | 13 in ½ mi | $1,415,640 | 25 vs 15 prior+67% |
| Owner Builder Recent nearby: 138 Trish Dr (Adu 138 A) (Jun 5, 2025) | Addition (adds square footage) | 10 in ½ mi | $2,536,000 | 226 vs 240 prior−6% |
| Marco Design Group Recent nearby: 43 Oak Valley Dr (May 9, 2017) | New garage / accessory structure | 3 in ½ mi | $81,000 | 0 vs 1 prior |
| Barkley Builders Recent nearby: 35 Verissimo Dr (Dec 8, 2020) | Remodel / interior alteration | 2 in ½ mi | $700,000 | 1 vs 0 prior |
| Us Demo And Hauling Recent nearby: 20 Saddle Ln (Nov 8, 2024) | Demolition | 2 in ½ mi | $15,000 | 0 vs 1 prior |
| Abacus Group Builders Recent nearby: 27 Oak Valley Dr (Jul 2, 2026) | New garage / accessory structure | 1 in ½ mi | $937,000 | 0 vs 0 prior |
| Bolt Down The Bay Area Recent nearby: 20 Verissimo Dr (Oct 15, 2026) | Remodel / interior alteration | 1 in ½ mi | $600,000 | 5 vs 0 prior |
| Accessory dwelling unit (new or conversion) | 298 | 120d | 204d | 331d | 549d | 214d(vs 181d prior) |
| Addition (adds square footage) | 316 | 103d | 160d | 249d | 440d | 157d(vs 167d prior) |
| Remodel / interior alteration | 1,054 | 36d | 83d | 148d | 266d | 112d(vs 77d prior) |
| Commercial tenant improvement | 81 | 99d | 148d | 233d | 443d | 152d(vs 150d prior) |
| Pool / spaOn this parcel | 162 | 84d | 136d | 241d | 393d | 128d(vs 155d prior) |
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Computed from issued permits with recorded application and issuance dates over the trailing 60 months. Categories with fewer than 20 permits are excluded.