Sacramento 95820 · Colonial Heights · APN 021-0112-023-0000 · City of Sacramento
Zoned R-1 in City of Sacramento with likely ADU & SB 9 infill eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $431,000 ($379,000–$483,000).
Zoned R-1 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 6,098 sq ft lot. Local precedent is active with 10 ADU permits within ¼ mile over the last 36 months.
Source: City of Sacramento zoning · CA Gov. Code 66314 & 65852.21
On-parcel permit history is indexed through Aug 7, 2025, letting you verify roof, HVAC, electrical, or structural work against seller disclosures.
Source: City of Sacramento CDD, Issued Building Permits (Current Year) (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.
$431,000
Benchmark range: $379,000 – $483,000
Closest lead: Accessory dwelling unit at 4110 52nd St (300 ft NE, issued). Inspect timeline history before assuming near-term completion.
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · HCD APR (½-mile radius)
Sale triggers reassessment to 1.00% base + ~0.14% voter debt (~$447/mo). Confirm exact Mello-Roos / CFD special assessments on the county tax bill.
Source: CA Const. Art. XIIIA (Prop 13) · County Tax Collector
Since November 2024 within ½ mile: 30 homes completed, 10 permitted, 70 proposed or in review (26 of them deed-restricted affordable); 1 demolition; 1 commercial or mixed-use project.
38 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.
551 permits within ½ mile since November 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: City of Sacramento CDD, Issued Building Permits (Current Year) · Geography: permits located by parcel, ½ mile radius · Source updated Nov 1, 2026 · Retrieved Nov 3, 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 City of Sacramento's planning department before relying on it.
Sources: City of Sacramento CDD, Zoning (retrieved Nov 11, 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 R-1 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 "Entitled" for 4.9 yr (since Dec 21, 2021), with no new permit record in 4.9 yr. · 2 units
Permit issued and active for 5.1 yr (first record Oct 18, 2021), with no completion or new permit record in 4.9 yr. · 1 unit · $150,131 declared valuation
Permit issued and active for 5.2 yr (first record Aug 30, 2021), with no completion or new permit record in 4.4 yr. · 1 unit · $140,850 declared valuation
In "Entitled" for 4.2 yr (since Aug 31, 2022), with no new permit record in 4.2 yr. · 2 units
In "Entitled" for 3.9 yr (since Dec 20, 2022), with no new permit record in 3.9 yr. · 1 unit
In "Entitled" for 3.8 yr (since Feb 1, 2023), with no new permit record in 3.8 yr. · 2 units
Nearby permit (a6e4bfdc1489b336a5697e4869e708a4d972d843): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (2210f1db21cbd0547d9fde9e3b69e401daa19f5c): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (f87261a55b76aec111718505e4e191b24a0fd953): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (1d7dc41339d58b94e27f3b27e3d779fac955b1b8): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (888a4b00db4eb7748889e5d0a5b67798ee0909b7): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (2c50b4a6197890064d720511ff4c1a5e4b4745a6): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (f9cac25baa6f11357f6f8ca8c74c730b2fa407c4): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (c359e272edcb5bbdf5f67277d056e8fc88625d0c): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (f7fd095e4345cf3078bb761cf8df5159b964eb6f): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (f64aedc0cf9ad23731e7e20a4ca03ab28b1ab361): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (8110713be617a1b9e8545238fce72abb9b366fc6): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (7cb4fe1ce7ee6d99677f140d1d4cfa32c04360c7): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (7a85816b294be1624b5bf2a27be011df79a1ff53): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (a8cfd1c1af1034d6ec9cc99df1e2722788f44d6e): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff within ½ mile
Nearby permit (e6d261363d04e63791c55077ff04529a896b6b50): First appeared in published agency feed
Detected between snapshots
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Snapshot diff 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 City of Sacramento development graph →Active in "Issued" for 2.6 yr (first record Apr 23, 2024) with no new permit activity recorded in 2.3 yr. current_status changed to "Expired Permit" in snapshot Nov 1, 2026.
In "In review" for 18 mo (since May 14, 2025), exceeding the 210d median and 365d 75th percentile for new multifamily / condos / mixed-use permits in City of Sacramento (n=199). High-impact scale (68 housing units, $12,000,000 declared valuation across 1 permit).
Active in "Issued" for 2.4 yr (first record Jun 7, 2024) with no new permit activity recorded in 12 mo. work_desc changed to "EPC - Shelf Ready ADU with commercial meter setup, 2 bed, 1 bath 747 sq ft 44 sq ft porch, 9 sq ft utility closet, and PV Solar. Carbon monoxide & Smoke alarms required. Reference CRC sections R315 & R314. Water conserving fixtures are required to be installed throughout this residence per SB 407 (Note: Residences built after January 1, 1994 are exempt). “Any new landscaping done on this property is to be in compliance with the City’s Water Efficient Landscape Ordinance 15.92.” revision RES-2623879 revised PV sheets PV-1.0 to PV-6.0 and spec sheets; see change letter." in snapshot Nov 1, 2026.
In "Entitled" for 3.9 yr (since Dec 20, 2022), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657).
In "Entitled" for 2.1 yr (since Oct 8, 2024), exceeding the 45d median and 184d 90th percentile for new single-family home permits in City of Sacramento (n=3,657).
In "Entitled" for 3.8 yr (since Feb 1, 2023), exceeding the 184d median and 575d 90th percentile for new duplex / half-plex permits in City of Sacramento (n=115).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 790 parcels
Small prior baseline
City baseline: 30.4 / 1k
15 in trailing 24m
Includes 16 ADUs
| Builder / contractor | Primary specialty | Here / ½ mi | ½ mi valuation | Citywide 24m trend |
|---|---|---|---|---|
| On Time Air Conditioning And Heating | Electrical / panel | 4 on parcel5 in ½ mi | $39,579 | 1 vs 3 prior |
| Pride In Roofing | Roof replacement | 1 on parcel1 in ½ mi | $10,300 | 0 vs 0 prior |
| Anton Building Recent nearby: 5381 Prickly Pear Ave (Jun 17, 2022) | New multifamily / condos / mixed-use | 25 in ½ mi | $37,500,000 |
| Permit category | Sample (n) | 25th pct | Median (50th) | 75th pct | 90th pct | Recent 24m median |
|---|---|---|---|---|---|---|
| New single-family home | 3,657 | 28d | 45d | 85d | 184d | 41d(vs 51d prior) |
| New duplex / half-plex | 115 | 82d | 184d | 416d | 575d | 144d(vs 361d prior) |
| New multifamily / condos / mixed-use | 199 | 125d | 210d | 365d | 627d | 199d(vs 289d prior) |
| Accessory dwelling unit (new or conversion) |
HUD Small Area Fair Market Rent · ZIP 95820
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 ($4,300/yr) + local voter-approved bond debt ($602/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
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.
−$15,080/yr
Cash needed: $94,600
NOI: $11,012/yr
P&I: $2,174/mo
For $0/mo net cash flow
At $1,975/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 | $1,817/mo | −$1,484/mo | -18.8% | $3,888/mo | −$1,455/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $1,975/mo | −$1,257/mo | -15.9% | $3,599/mo | −$1,116/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.5%/yr rent growth (capped by local ordinance ceiling of 8.6%/yr) | $2,094/mo | −$1,126/mo | -14.3% | $3,515/mo | −$857/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 City of Sacramento: Sacramento Tenant Protection Program (City Code Ch. 5.156) — 5% + CPI (8.6% cap effective July 1, 2026) for covered pre-1995 multifamily units. Official program rules ↗
4201 51ST ST-INSULATION BLOW-IN
"Loose fill fiberglass insulation blow over existing with addition of 750sqft of R19 insulation." All work subject to field inspection. Carbon monoxide & Smoke alarms required. Reference CRC sections R315 & R314.
Change-out installation of Gas - 040 gallon to Gas - 040 gallon, located outside building, within Existing Exterior Enclosure.
E-Permit: existing panel 200 Amps - Underground service, new main panel 200 Amps, N/A weather head/masthead work.
ROOF MOUNT HVAC
2-TON 16 SEER HEAT PUMP PACKAGE UNIT REPLACEMENT ON ROOF -GAS TO ELECTRIC. No Duct Work Permitted. Change-out Roof Mount to Roof Mount. The existing unit shall be removed. The new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. CF-1R-ALT-HVAC on file: Carbon monoxide & Smoke alarms required. Reference CRC sections R315 & R314.
E-Permit: Tear Off - Yes, Resheet - No, 1 layer(s), 12 squares of 30yr Laminated Dimensional Composition. CRRC: 8090-0013
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Geography: parcel (APN) · Source updated Nov 1, 2026 · Retrieved Nov 3, 2026 · Applied and issued dates come from the city's Applied and Issued permit datasets. The city publishes current status without a date, so status changes are dated by the window between our snapshots.
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 City of Sacramento's Housing Element Annual Progress Reports. A project can appear in several report years as it moves from entitlement to permit to completion.
Source: City of Sacramento CDD, Zoning · Geography: zoning district polygon at parcel point · Source updated Nov 11, 2026 · Retrieved Nov 11, 2026
0.14 acres
Assessor's classification for assessment purposes. This is not zoning.
4201 51ST ST
Source: Sacramento County GIS, Parcels · Geography: parcel · Source updated Nov 8, 2026 · Retrieved Nov 8, 2026
Assessed values and limited building characteristics (Sacramento County Assessor)
Current roll value. This is assessed value, not market value.
Search by parcel number 021-0112-023-0000. Shows direct levies and special assessments.
Search the city's permit system by address or record number
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.
| 0 vs 0 prior |
| Lg General Contractors Recent nearby: 3515 52nd St (Jun 3, 2026) | Demolition | 12 in ½ mi | $1,038,301 | 3 vs 2 prior |
| Northwest Exteriors Recent nearby: 4125 53rd St (Jan 15, 2025) | Remodel / interior alteration | 4 in ½ mi | $59,000 | 22 vs 46 prior−52% |
| Southgate Glass And Screen Recent nearby: 4833 11th Ave (Dec 6, 2024) | Remodel / interior alteration | 4 in ½ mi | $24,228 | 30 vs 112 prior−73% |
| Connected Technology Recent nearby: 5800 Brandon Way (Oct 7, 2025) | Remodel / interior alteration | 4 in ½ mi | $13,689 | 117 vs 248 prior−53% |
| Rg Snyder Group Recent nearby: 5050 Stockton Blvd (Feb 22, 2021) | Commercial tenant improvement | 3 in ½ mi | $1,495,000 | 0 vs 0 prior |
| Serrano Construction Recent nearby: 4927 15th Ave (Oct 9, 2024) | Addition (adds square footage) | 3 in ½ mi | $771,365 | 1 vs 4 prior |
| Anchored Tiny Homes Merged: ANCHORED TINY HOMES INCORPORATED · ANCHORED TINY HOMES LLC Recent nearby: 4123 52nd St (Apr 2, 2024) | Accessory dwelling unit (new or conversion) | 3 in ½ mi | $567,150 | 1 vs 52 prior−98% |
| 1,693 |
| 57d |
| 97d |
| 172d |
| 284d |
| 97d(vs 103d prior) |
| Addition (adds square footage) | 1,948 | 6d | 42d | 83d | 162d | 49d(vs 43d prior) |
| Remodel / interior alteration | 8,151 | 1d | 4d | 21d | 55d | 5d |
| Commercial tenant improvement | 2,366 | 30d | 63d | 119d | 201d | 61d(vs 64d prior) |
| Roof replacementOn this parcel | 19,072 | 0d | 0d | 0d | 2d | 0d |
Source: City of Sacramento CDD, Issued Building Permits (Current Year) · Computed from issued permits with recorded application and issuance dates over the trailing 60 months. Categories with fewer than 20 permits are excluded.