Boulder County property record for 154 S 35th St, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,370 sqft · built 1955 |
| Lot Size | 0.176 acres (7,685 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $650,000 (Dec 2017) |
| Tax Bill | $4,884 (2025) |
| Deeds & Mortgages | Sep 2021 Mortgage Dec 2017 Sale & Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 1577-05-3-07-006 |
| Primary APN | 1577-05-3-07-006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,370 sqft Living Area |
| Gross Area | 1,656 sqft |
| 1st Floor Area | 1,370 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 2002 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 7,685 sqft (0.176 acres) |
| Garage Type | Attached |
| Garage Area | 286 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 640 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0014521 |
|---|---|
| Street Address | 154 S 35TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80305-5435 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 6 BLK 7 MARTIN ACRES 1 |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 05 |
| Legal Subdivision | MARTIN ACRES 1 - BO |
| Legal Block | 7 |
| Legal Lot Number | 6 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2019 |
| Census Tract | 12507 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 154 S 35TH ST, BOULDER, CO 80305-5435 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Sep 30, 2021 | Deed of Trust, Mortgage · Conventional Mortgage T2 FINANCIAL LLC |
| Dec 5, 2017 | Warranty Deed, Transfer · Conventional Mortgage SECURITY NATIONAL MORTGAGE CO |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 5, 2017 · Amount on Record |
| Deed Sale | Dec 5, 2017 · Amount on Record |
| Prior Sale | Dec 26, 2013 · Amount on Record |
| Deed Document Number | 20173629325 |
| Prior Transfer Date | Sep 3, 2016 |
| Prior Transfer Doc | 0003543950 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 154 S 35TH ST, BOULDER, CO 80305-5435 |
| Transaction Type | Mortgage |
| Record Updated | Oct 20, 2021 |
| Title Company | LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 154 S 35TH ST, BOULDER, CO 80305-5435 |
| Document Number | 0003917446 |
|---|---|
| Date | Sep 30, 2021 |
| Instrument | 3917446 |
| Name | T2 FINANCIAL LLC |
|---|---|
| Address | WESTERVILLE, OH 43082 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2051 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Dec 5, 2017 |
| Property Address | 154 S 35TH ST, BOULDER, CO 80305-5435 |
| Document Number | 0003629325 |
| Instrument Date | Dec 4, 2017 |
| Instrument | 3629325 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Title Company | LAND TITLE GUARANTEE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $65.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 154 S 35TH ST, BOULDER, CO 80305-5435 |
| Document Number | 0003629326 |
|---|---|
| Date | Dec 5, 2017 |
| Instrument | 3629326 |
| Name | SECURITY NATIONAL MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 337 Months |
| Due | Jan 1, 2046 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $61,309 (+19.67%) Land $34,571 Building $26,738 | $971,600 (+18.53%) Land $578,400 Building $393,200 | |
| 2025 | $4,884.00 (+3.21%) | $51,231 (-12.4%) Land $36,150 Building $15,081 | $819,700 (-6.09%) Land $578,400 Building $241,300 |
| 2023 | $4,732.00 (+12.32%) | $58,484 (+28.9%) Land $42,357 Building $16,127 | $872,900 (+33.72%) Land $632,200 Building $240,700 |
| 2022 | $4,213.00 | $45,370 Land $31,421 Building $13,949 | $652,800 Land $452,100 Building $200,700 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 1 (2013) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| 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 | CITY OF BOULDER serves 166,080 people · EPA ID CO0107152 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jul 2017 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 451 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| CenturyLink Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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