S 1st Ave, Superior, CO Property Records

Boulder County property records for 13 addresses on S 1st Ave, Superior, CO · Last verified August 2026

S 1st Ave Highlights

Properties 13
Median Sale Price $894,185
Deeds and Mortgages on File 21
Median Price per Sqft $318
Owner Occupied 92%
Median Annual Tax Bill $8,214
Median Year Built 2020
Median Ownership Tenure 6 years

Properties on S 1st Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

215 S 1st Ave

3 bd · 4 ba · 2,878 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,440,000Jan 2025 $8,4512025 4 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Feb 2026

217 S 1st Ave

3 bd · 3 ba · 2,582 sqft · built 2020 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$822,841Feb 2021 $7,2652025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

219 S 1st Ave

3 bd · 3.25 ba · 2,846 sqft · built 2021 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,141,801Nov 2021 $10,2742025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

301 S 1st Ave

4 bd · 3.25 ba · 2,864 sqft · built 2021 · 0.159 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Jan 2025 $7,9682025 Amount on Record Mar 2023 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jun 2026

303 S 1st Ave

3 bd · 3 ba · 2,582 sqft · built 2020 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$896,934Dec 2020 $7,9592025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

305 S 1st Ave

3 bd · 3.25 ba · 2,954 sqft · built 2020 · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$731,414Aug 2020 $7,2882025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

307 S 1st Ave

3 bd · 3.25 ba · 2,946 sqft · built 2020 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$784,072Sep 2020 $8,2752025 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

309 S 1st Ave

3 bd · 3.25 ba · 2,582 sqft · built 2020 · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$755,819Sep 2020 $7,9872025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

311 S 1st Ave

3 bd · 3 ba · 2,946 sqft · built 2019 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$894,185May 2020 $8,2142025 —May 2020 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

401 S 1st Ave

3 bd · 3 ba · 2,582 sqft · built 2019 · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$932,502Jun 2020 $7,9272025 —Jun 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

403 S 1st Ave

3 bd · 3.25 ba · 2,954 sqft · built 2019 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$791,853Jun 2020 $8,2792025 —Jun 2020 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

405 S 1st Ave

3 bd · 3.25 ba · 2,954 sqft · built 2019 · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$980,579May 2020 $8,2792025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

407 S 1st Ave

3 bd · 3.25 ba · 2,954 sqft · built 2020 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$800,000May 2025 $9,9072025 Amount on Record Apr 2021 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on S 1st Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskHigh
this street's cells rank above 76% of the US · above 75% of Colorado
Wildfire LikelihoodAbout 1 in 230 per year
ExposureDirect
2 of 2 cells directly exposed · 2 adjoin burnable vegetation

Property Records in Nearby Streets