Boulder County property record for 75 S 36th St, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,368 sqft · built 1962 |
| Lot Size | 0.186 acres (8,081 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $800,000 (Dec 2024) |
| Tax Bill | $4,587 (2025) |
| Deeds & Mortgages | Dec 2024 Sale & Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 1577-05-2-28-008 |
| Primary APN | 1577-05-2-28-008 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,368 sqft Living Area |
| Gross Area | 2,828 sqft |
| 1st Floor Area | 1,204 sqft |
| Basement Area | 1,204 sqft |
| Finished Basement | 1,164 sqft |
| Unfinished Basement | 40 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 8,081 sqft (0.186 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 120 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0014441 |
|---|---|
| Street Address | 75 S 36TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80305-5526 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 13 BLK 4 WILLIAM MARTIN HOMESTEAD |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 05 |
| Legal Subdivision | WILLIAM MARTIN HOMESTEAD - BO |
| Legal Block | 4 |
| Legal Lot Number | 13 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 12507 |
75 S 36th St is owned by two individuals who bought it in December 2024.
Source: Boulder County records, as of October 1, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3917 N HILLS DR, AUSTIN, TX 78731-2918 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 26, 2024 · Amount on File |
| Deed Sale | Dec 26, 2024 · Amount on File |
| Prior Sale | Aug 29, 1973 · Amount on File |
| Deed Document Number | 20244071375 |
| Prior Transfer Date | Feb 23, 1989 |
| Prior Transfer Doc | 0001439770 |
| Record Updated | Oct 29, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Dec 26, 2024 |
| Property Address | 75 S 36TH ST, BOULDER, CO 80305-5526 |
| Document Number | 0004071375 |
| Instrument Date | Dec 18, 2024 |
| Instrument | 4071375 |
| Transaction Type | Transfer |
| Record Updated | Feb 9, 2026 |
| Title Company | FIRST INTEGRITY TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $80.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 3917 N HILLS DR, AUSTIN, TX 78731-2918 |
| Document Number | 0004071376 |
|---|---|
| Date | Dec 26, 2024 |
| Instrument | 4071376 |
| Name | CMG MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2055 |
The 2025 property tax bill for 75 S 36th St was $4,587.
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 | $61,166 (+27.13%) Land $35,571 Building $25,595 | $969,500 (+25.94%) Land $593,100 Building $376,400 | |
| 2025 | $4,587.00 | $48,113 Land $37,069 Building $11,044 | $769,800 Land $593,100 Building $176,700 |
| 2023 | $3,871.00 (+15.66%) | $55,215 (+28.41%) Land $43,436 Building $11,779 | $824,100 (+33.2%) Land $648,300 Building $175,800 |
| 2022 | $3,347.00 | $42,999 Land $32,220 Building $10,779 | $618,700 Land $463,600 Building $155,100 |
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.
FEMA maps place 75 S 36th St in Zone X, an area of moderate flood risk, within 500 ft of a high-risk flood zone.
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 |
| Flood Insurance Cost | Premium on File median of 25 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 16 (1995–2013) |
| Claims Outside the SFHA | 2 of 16 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Wildfire risk around 75 S 36th St 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 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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