Boulder County property record for 3725 Spring Valley Rd, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,764 sqft · built 1977 |
| Lot Size | 0.538 acres (23,431 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,125,000 (Nov 2021) |
| Tax Bill | $16,084 (2025) |
| Deeds & Mortgages | Mar 2022 Transfer Nov 2021 Sale & Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 1461-24-2-06-009 |
| Primary APN | 1461-24-2-06-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 3 Half Baths |
| Total Rooms | 8 Rooms |
| Building Area | 3,764 sqft Living Area |
| Gross Area | 4,248 sqft |
| 1st Floor Area | 2,105 sqft |
| Basement Area | 1,659 sqft |
| Finished Basement | 1,659 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1993 |
| Architectural Style | Split Level |
| Exterior Material | Combination |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 23,431 sqft (0.538 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 240 sqft |
| Deck Area | 543 sqft |
| Heating System | Hot Water |
|---|
| Account Number | R0033367 |
|---|---|
| Street Address | 3725 SPRING VALLEY RD |
| City | BOULDER |
| State | CO |
| Zip | 80304-1006 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 25 LESS TRI ON N SIDE SPRING VALLEY ESTATES |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 24 |
| Legal Subdivision | SPRING VALLEY ESTATES - BOV |
| Legal Block | 2 |
| Legal Lot Number | 25 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 12104 |
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 | 145 SANDY HOOK RD N, SARASOTA, FL 34242-1684 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 3, 2022 | Intrafamily Transfer, Transfer |
| Nov 1, 2021 | Special Warranty Deed, Transfer · Conventional Mortgage ARC HOME LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 1, 2021 · Amount on Record |
| Deed Sale | Nov 1, 2021 · Amount on Record |
| Prior Sale | Aug 20, 2012 · Amount on Record |
| Deed Document Number | 20213925071 |
| Prior Transfer Date | Jul 21, 2011 |
| Prior Transfer Doc | 0003162505 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Mar 3, 2022 |
| Property Address | 3725 SPRING VALLEY RD, BOULDER, CO 80304-1006 |
| Document Number | 0003948466 |
| Instrument Date | Feb 16, 2022 |
| Instrument | 3948466 |
| Transaction Type | Transfer |
| Record Updated | Feb 27, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 1074 PEGASUS DR, SPRING BRANCH, TX 78070-5453 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 1, 2021 |
| Property Address | 3725 SPRING VALLEY RD, BOULDER, CO 80304-1006 |
| Document Number | 0003925071 |
| Instrument Date | Oct 29, 2021 |
| Instrument | 3925071 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2022 |
| Title Company | HERITAGE TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $212.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 3725 SPRING VALLEY RD, BOULDER, CO 80304-1006 |
| Document Number | 0003925072 |
|---|---|
| Date | Nov 1, 2021 |
| Instrument | 3925072 |
| Name | ARC HOME LLC |
|---|---|
| Type | Mortgage Company |
| Address | MOUNT LAUREL, NJ 08054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 1, 2051 |
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 | $181,655 (+7.68%) Land $131,294 Building $50,361 | $2,741,400 (+1.57%) Land $2,000,800 Building $740,600 | |
| 2025 | $16,084.00 (+4.47%) | $168,694 (-7.3%) Land $125,050 Building $43,644 | $2,699,100 (-0.62%) Land $2,000,800 Building $698,300 |
| 2023 | $15,396.00 (+7.78%) | $181,972 (+18.3%) Land $135,126 Building $46,846 | $2,716,000 (+22.71%) Land $2,016,800 Building $699,200 |
| 2022 | $14,284.00 | $153,825 Land $105,279 Building $48,546 | $2,213,300 Land $1,514,800 Building $698,500 |
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 AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 20 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 8 (1991–2025) |
| Claims Outside the SFHA | 7 of 8 |
| Most Recent Claim | May 2025 · other causes |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 85% of Colorado |
|---|---|
| Wildfire Likelihood | 0.8% annual chance |
| Exposure | Direct burnable vegetation |
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 132 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| LiveWireNet Fixed Wireless | 250 / 100 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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