Boulder County property record for 8478 Haystack Ct, Niwot, CO 80503 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 4.5 Baths |
| Year Built | Built 1998 |
| Square Footage | 5,967 sqft Living Area |
| Lot Size | 1.2 acres |
| Occupancy | Owner Occupied |
| Last Sale | $2,440,000 (2026) |
| Tax Bill | $14,129.00 (2025) |
| Primary APN | 1315-31-1-06-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 11 Rooms |
| Building Area | 5,967 sqft Living Area |
| Gross Area | 7,233 sqft Gross Area |
| 1st Floor | 3,244 sqft 1st Floor |
| Upper Floors | 1,147 sqft Upper Floors |
| Basement Area | 1,840 sqft Basement |
| Finished Basement | 1,576 sqft Finished |
| Unfinished Basement | 264 sqft Unfinished |
| Stories | 2 Stories |
| Interior Structure | Plywood Interior Structure |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1998 |
| Exterior Material | Brick Veneer Exterior |
| Construction Type | Frame Construction |
| Lot Area | 52,686 sqft |
| Parking Spaces | 4 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 1,002 sqft Garage |
| Patio Area | 292 sqft Patio |
| Porch | Porch |
| Porch Area | 607 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0098610 |
|---|---|
| Street Address | 8478 HAYSTACK CT |
| City | NIWOT |
| State | CO |
| Zip | 80503-7292 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 1 BLK 4 COTTONWOOD HILLS |
| Legal Range | 69 |
| Legal Township | 2N |
| Legal Section | 31 |
| Legal Subdivision | COTTONWOOD HILLS - NIV |
| Legal Block | 4 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 4 |
| Census Block | 4012 |
| Census Tract | 13205 |
Source: Boulder County records · APN 1315-31-1-06-001
Assessment roll updated June 15, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Owner on File |
|---|---|
| Mailing Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Jun 02, 2026 | Warranty Deed, Transfer · Conventional Mortgage ELEVATIONS CREDIT UNION |
| Sep 14, 2022 | Intrafamily Transfer, Transfer |
| Dec 28, 2018 | Deed of Trust, Mortgage · Conventional Mortgage FIRSTBANK |
| Apr 14, 2017 | Deed of Trust, Mortgage · Line of Credit FIRSTBANK |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20264134420 |
| Prior Transfer Date | Sep 07, 2004 |
| Prior Transfer Doc | 0002637733 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 02, 2026 |
| Property Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Number | 0004134420 |
| Instrument Date | May 29, 2026 |
| Instrument | 20264134420 |
| Transaction Type | Transfer |
| Record Updated | Jun 10, 2026 |
| Title Company | FIRST PRIORITY TITLE COMPANY, FIRST INTEGRITY TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $24,644.00 |
| Amount Accuracy | Calculated from Tax (Full/Partial Unknown) |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Number | 0004134421, |
|---|---|
| Date | Jun 02, 2026 |
| Instrument | 20264134421 |
| Name | ELEVATIONS CREDIT UNION |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 01, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.75% |
| Initial Type | Adjustable Rate |
| Adjustable | Document includes a rider for adjustable-rate mortgage with a specific rate change date. |
| Max Rate | -1% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Sep 14, 2022 |
| Property Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Number | 0003981053 |
| Instrument Date | Sep 07, 2022 |
| Instrument | 3981053 |
| Transaction Type | Transfer |
| Record Updated | Sep 27, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Zero or No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Number | 0003692830 |
| Instrument Date | Dec 28, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 15, 2019 |
| Title Company | LAND TITLE GUARANTEE |
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 8478 HAYSTACK CT NIWOT CO 805037292, NIWOT, CO 80503-7292 |
| Document Number | 0003692830 |
|---|---|
| Date | Jan 04, 2019 |
| Instrument | 3692830 |
| Name | FIRSTBANK |
|---|---|
| Type | Bank |
| Address | LAKEWOOD, CO 80215 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 03, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.37% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 8478 HAYSTACK CT, NIWOT, CO 80503-7292 |
| Document Number | 0003588445 |
| Instrument Date | Apr 14, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 18, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 8478 HAYSTACK CT NIWOT CO 805037292, NIWOT, CO 80503-7292 |
| Document Number | 0003588445 |
|---|---|
| Date | Apr 25, 2017 |
| Instrument | 3588445 |
| Name | FIRSTBANK |
|---|---|
| Type | Bank |
| Address | LAKEWOOD, CO 80215 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Apr 24, 2027 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4% |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | St. Vrain Valley School District RE 1J (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $141,998 (+8.8%) Land $49,042 Building $92,956 | $2,088,200 (-) Land $721,200 Building $1,367,000 | |
| 2025 | $14,129.00 (+3.9%) | $130,513 (-7.73%) Land $45,075 Building $85,438 | $2,088,200 (-1.08%) Land $721,200 Building $1,367,000 |
| 2024 | $13,599.00 (+1.33%) | ||
| 2023 | $13,420.00 (+27.94%) | $141,444 (+37.68%) Land $41,681 Building $99,763 | $2,111,100 (+42.82%) Land $622,100 Building $1,489,000 |
| 2022 | $10,489.00 | $102,735 Land $37,419 Building $65,316 | $1,478,200 Land $538,400 Building $939,800 |
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