Boulder County property record for 338 Sumner St, Longmont, CO 80501 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1.5 Baths |
| Year Built | Built 1937 |
| Square Footage | 1,460 sqft Living Area |
| Lot Size | 6,171 sqft (0.142 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $60,000 (1980) |
| Tax Bill | $2,933.00 (2025) |
| Primary APN | 1315-04-1-27-003 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,460 sqft Living Area |
| Gross Area | 1,824 sqft Gross Area |
| 1st Floor | 912 sqft 1st Floor |
| Basement Area | 912 sqft Basement |
| Finished Basement | 548 sqft Finished |
| Unfinished Basement | 364 sqft Unfinished |
| Stories | 1 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1937 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 6,171 sqft (0.142 acres) |
| Porch | Porch |
| Porch Area | 84 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0040377 |
|---|---|
| Street Address | 338 SUMNER ST |
| City | LONGMONT |
| State | CO |
| Zip | 80501-4831 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 3-4 BLK 3 CAPITOL HILL |
| Legal Range | 69 |
| Legal Township | 2N |
| Legal Section | 04 |
| Legal Subdivision | CAPITOL HILL - LG |
| Legal Block | 3 |
| Legal Lot Number | 3 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 4 |
| Census Block | 4008 |
| Census Tract | 13302 |
Source: Boulder County records · APN 1315-04-1-27-003
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 | 338 SUMNER ST, LONGMONT, CO 80501-4831 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 1980423860 |
| Last Transfer Date | Feb 03, 1999 |
| Transfer Doc | 0001905000 |
| Record Refreshed | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Longmont City |
| 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 | $37,203 (+8.8%) Land $10,057 Building $27,146 | $547,100 (-) Land $147,900 Building $399,200 | |
| 2025 | $2,933.00 (+17.65%) | $34,194 (-7.12%) Land $9,244 Building $24,950 | $547,100 (-0.44%) Land $147,900 Building $399,200 |
| 2023 | $2,493.00 (+14.25%) | $36,816 (+26.91%) Land $10,338 Building $26,478 | $549,500 (+31.65%) Land $154,300 Building $395,200 |
| 2022 | $2,182.00 | $29,009 Land $7,610 Building $21,399 | $417,400 Land $109,500 Building $307,900 |
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