Sonoma County property record for 305 Sejong Ln, Santa Rosa, CA 95403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,374 sqft · built 2017 |
| Lot Size | 0.084 acres (3,672 sqft) |
| Owner | Individual Name on File |
| Last Sale | $668,000 (May 2022) |
| Tax Bill | $12,880 (2025) |
| Deeds & Mortgages | May 2022 Sale & Mortgage Jun 2019 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 058-171-056-000 |
| Primary APN | 058-171-056-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Building Area | 1,374 sqft Living Area |
| Gross Area | 1,624 sqft |
| Year Built | Built 2017 |
|---|---|
| Effective Year Built | Effective 2018 |
| Lot Area | 3,672 sqft (0.084 acres) |
| Garage Type | Attached |
| Garage Area | 250 sqft |
| Parking Spaces | 1 Parking Space |
| Old Parcel Number | 058-171-056 |
|---|---|
| Street Address | 305 SEJONG LN |
| City | SANTA ROSA |
| State | CA |
| Zip | 95403-1674 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 2017 MARK WEST VILLAGE LOT 5 |
| Legal Subdivision | MARK WEST VILLAGE |
| Legal Block | 2 |
| Legal Lot Number | 5 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SANTA ROSA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 152702 |
305 Sejong Ln is owned and occupied by an individual who bought it in May 2022.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 305 SEJONG LN, SANTA ROSA, CA 95403-1674 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| May 9, 2022 | Grant Deed, Transfer · Conventional Mortgage PENNYMAC LOAN SERVICES LLC |
| Jun 25, 2019 | Grant Deed, Transfer · Conventional Mortgage SAVINGS BANK OF MENDOCINO COUNTY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 9, 2022 · Amount on File |
| Deed Sale | May 9, 2022 · Amount on File |
| Prior Sale | Jun 25, 2019 · Amount on File |
| Deed Document Number | 202233144 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | May 9, 2022 |
| Property Address | 305 SEJONG LN, SANTA ROSA, CA 95403-1674 |
| Document Number | 0000033144 |
| Map Reference | MB 783 PG 8-14 |
| Instrument Date | May 2, 2022 |
| Instrument | 2022033144 |
| Transaction Type | Transfer |
| Record Updated | Aug 17, 2023 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $734.80 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 305 SEJONG LN, SANTA ROSA, CA 95403-1674 |
| Document Number | 0000033145 |
|---|---|
| Date | May 9, 2022 |
| Instrument | 2022033145 |
| Name | PENNYMAC LOAN SERVICES LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jun 1, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jun 25, 2019 |
| Property Address | 305 SEJONG LN, SANTA ROSA, CA 95403-1674 |
| Document Number | 0000042717 |
| Map Reference | MB 783 PG 8-14 |
| Instrument Date | Jun 13, 2019 |
| Instrument | 2019042717 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | NORTH AMERICAN TITLE CO INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 305 SEJONG LN, SANTA ROSA, CA 95403-1674 |
| Document Number | 0000042718 |
|---|---|
| Date | Jun 25, 2019 |
| Instrument | 2019042718 |
| Name | SAVINGS BANK OF MENDOCINO COUNTY |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | Jul 1, 2039 |
The 2025 property tax bill for 305 Sejong Ln was $12,880.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Elementary School District | Mark West Union Elementary School District (KG - 06) |
| Secondary School District | Santa Rosa High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $723,063 (+2%) Land $290,091 Building $432,972 | |
| 2025 | $12,880.00 | $708,886 Land $284,403 Building $424,483 |
| 2023 | $11,925.00 (+21.66%) | $681,360 Land $273,360 Building $408,000 |
| 2022 | $9,802.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 305 Sejong Ln in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective February 15, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 305 Sejong Ln is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CALIFORNIA-AMERICAN LARKFIELD (PUC) private · serves 7,911 people · EPA ID CA4910023 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 6 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 460 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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