343 20th Ave Denver, CO 80601 / 2521

Map

Residence for Single Family

(UPDATED: 07/21/2025)
  • 4 Beds
  • 3 Baths
  • 0.27 acres
Property Report

Information about property on 343 20th Ave, Denver CO, 80601-2521. Find out owner contacts, building history, price, neighborhood at Homemetry Address Directory.

Property Details

This is a single-family ranch, which is situated at 343 20th Ave, Denver, CO.

Facts

  • Built in 1965
  • Lot size 0,27 acres
  • Construction Frame
  • Rooms 7
  • Bedrooms 4
  • Bathrooms 3
  • Stories 1 story with basement
  • Style Ranch/Rambler
  • Basement Improved Basement (Finished)
  • Air conditioning Central
  • Exterior Home Features
  • Exterior walls Masonry
  • Roof type Composition Shingle
  • Parking & Garage
  • Parking Attached Garage
  • Parking spaces 2

Misc

  • Units 1

Features

  • Fireplace

Householders and Tenants for 343 20th Ave, Denver CO

Possible residents contact details

Person Name Phone Number Additional Info
Arlen William Siert Age: 66
303-659-****
Christopher Juknalis Age: 67
Residential status:
Homeowner
Email:
[email protected]
Gordon M Siert Age: 95
303-659-****
Gordon Sietmann
303-659-****
Helen L Siert Age: 93
303-659-****
Residential status:
Homeowner
Job:
Retired
Email:
[email protected]
Ryan G Siert Age: 31
303-659-****
Residential status:
Homeowner

Businesses

Organization Phone Number Additional Info
Gordon Siert Farm
Industry:
Field Crop Farm

Cost estimate history

YearTaxAssessmentMarket
2014 N/A $11,170 N/A
2013 $1,064 N/A $140,401

Where is 343 20th Ave, Denver CO located on map?

20th Ave Fire Incident History

To date, we have no information about fire incidents in 2025
01 Jul 2019 Building fires
400 20 Ave, Denver CO
Property Use —
Restaurant or cafeteria
Area of Origin —
Cooking area, kitchen
Heat Source —
Radiated, conducted heat from operating equipment
16 May 2019 Building fires
846 20th Ave, Denver CO
Property Use —
Multifamily dwellings
Area of Origin —
Cooking area, kitchen
First Ignition —
Flammable liquid/gas - uncontained
Heat Source —
Radiated, conducted heat from operating equipment
15 Feb 2019 Outside equipment fire
757 20 Ave, Denver CO
Property Use —
Street or road in commercial area
Area of Origin —
Switchgear area, transformer vault
First Ignition —
Electrical wire, cable insulation
Heat Source —
Arcing
15 Apr 2017 Brush, or brush and grass mixture fire
180 20 Ave, Denver CO
Property Use —
Open land or field
Area of Origin —
Highway, parking lot, street: on or near

View more

20 Ave Incidents registered in FEMA
(Federal Emergency Management Agency)

To date, we have no information about incidents registered in FEMA in 2025
12 Nov 2015 Unauthorized burning
7011 20 Ave, Denver CO
Property Use —
1 or 2 family dwelling
27 Aug 2015 Refrigeration leak
1375 20th Ave, Denver CO
Property Use —
Hospital - medical or psychiatric
27 Aug 2015 Refrigeration leak
1375 20th Ave, Denver CO
Property Use —
Hospital - medical or psychiatric
09 Jul 2015 Unauthorized burning
10130 20 Ave, Denver CO
Property Use —
1 or 2 family dwelling

View more

Properties Nearby

Street AddressResidens/Landlords
381 20 Ave, Denver, CO 80601-2521
Single Family Residential
  • 4 beds
  • 2 baths
  • Lot: 0.31 acres
  • Built in 1971
 Herber J Dent, Herbert J Dent
900 20 Ave, Denver, CO 80205-5103
Row house (Residential)
  • 3 beds
  • 1 bath
  • Lot: 1,090 sqft
  • Built in 1889
 American Digs, Kushnir Holdings LLC
1011 20 Ave, Denver, CO 80205-5201
Single Family Residential
  • 5 beds
  • 2 baths
  • Lot: 3,310 sqft
  • Built in 1892
 Max A Absher, Russell D Absher
1037 20 Ave, Denver, CO 80205-5201
Row house (Residential)
  • 2 beds
  • 1 bath
  • 1,580 sqft
  • Built in 1901
 Asha Broomfield, Christopher Dryden Brumbaugh
2000 20 Ave, Denver, CO 80205-5602
Single Family Residential
  • 3 beds
  • 1 bath
  • Lot: 3,450 sqft
  • Built in 1901
 CPH Mechanical LLC, Urban Garden News
2025 20 Ave, Denver, CO 80205-5601
Row house (Residential)
  • 1 bed
  • 1 bath
  • Lot: 1,212 sqft
  • Built in 1923
 Vergia James, Katherine A Kelley
3124 20 Ave, Denver, CO 80211-4602
Single Family Residential
  • 2 beds
  • 1 bath
  • Lot: 0.28 acres
  • Built in 1954
 Christopher M Miller, Mark J Pfeifer
3127 20 Ave, Denver, CO 80211-4601
Single Family Residential
  • 2 beds
  • 2 baths
  • 1,800 sqft
  • Built in 1980
 Altitude Accounting & Tax LLC, Peyton S Benoit
3311 20 Ave, Denver, CO 80211-5012
Single Family
  • 3 beds
  • 2 baths
  • 1,678 sqft
  • Built in 1938
 Aylah M Coen, Neal N Coen
12927 20 Ave, Denver, CO 80401-2247
Townhouse (Residential)
  • 2 beds
  • 1 bath
  • Lot: 944 sqft
  • Built in 1974
 P A Rothdiener

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Denver, CO

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FAQ about the house at 343 20 Ave, Denver, CO


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