Purchase History
| Date | Event | Price | Source | Agents |
|---|---|---|---|---|
| 07/22/2013 | Sold | $817,500 | Public records | Mark Brigham |
| 07/01/1996 | Sold | $300,000 | Public records |
Cost estimate history
| Year | Tax | Assessment | Market |
|---|---|---|---|
| 2014 | N/A | $55,084 | N/A |
| 2013 | $4,632 | N/A | $692,000 |
Market Activities
Building Permits
To date, we have no information about building permits in 2025
Dec 23, 2013
Description: Flood recovery-owner/contractor-no kitchen facility approved by this permit. scope of work to also include drywall and insulation (per code),reframing closet wall in bedroom and wall separating storage room and living room and associated electrical that was damage by flooding. no sturctural work approved.
- Contractor: Reenergizeco Inc
- Valuation: $1,200,000
- Client: Fran Windsor
- Parcel #: 0004006
- Permit #: PMT2013-07128
Sep 4, 2012
Description: Replacement 40 gallon gas water heater.
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2012-04305
May 24, 2012
Description: New comfort cooling
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2012-20120
Apr 4, 2012
Description: In-property sewer service repair only
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2012-01513
May 6, 2010
Description: Remove existing shingles and re-roof single-family residence with dimensional shingles. 21 squares, roof pitch represented by contractor to be 5:12.
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2010-01706
Aug 23, 2007
Description: Modification of roof line to raise ceiling height of an existing area used as a bedroom & a bathroom, reconfiguration of interior walls (remove one wall & add two walls) and remodel of bathroom (reconfiguration of fixtures (one sink, shower/tub & water closet)) addition of 158 sf.) includes associated electrical, mechanical & plumbing modifications. no new pifs.
- Valuation: $3,510,800
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2007-03669
May 24, 2007
Description: Remodel of existing sfd. 300sf. remove kitchen from basement and replace kitchen sink with bar sink. remove refrigerator and range from downstairs area. change first floor office back in to kitchen. add new 1/2 bath. no structural changes or additional coverage. move window.
- Valuation: $3,400,000
- Client: Katherine Brien
- Parcel #: 0004006
- Permit #: PMT2007-02057
12th St Fire Incident History
To date, we have no information about fire incidents in 2025
28 Dec 2019
Building fires
Property Use —
Multifamily dwellings
Area of Origin —
Bathroom, checkroom, lavatory, locker room
First Ignition —
Electrical wire, cable insulation
Heat Source —
Spark, ember or flame from operating equipment
28 Jun 2018
Special outside fire, other
Property Use —
Multifamily dwellings
Area of Origin —
Outside area, other
First Ignition —
Organic materials, other
Heat Source —
Hot or smoldering object, other
25 Oct 2015
Natural vegetation fire, other
Property Use —
Outside or special property, other
Area of Origin —
Outside area, other
First Ignition —
Decoration
Heat Source —
Flame/torch used for lighting
03 Oct 2008
Building fires
Property Use —
Sorority house, fraternity house
Area of Origin —
Egress/exit, other
First Ignition —
Flammable liquid/gas - in/from final container
Heat Source —
Heat source: other
919 12 St incidents registered in FEMA
(Federal Emergency Management Agency)
To date, we have no information about incidents registered in FEMA in 2025
04 Jun 2008
Gas leak (natural gas or LPG)
Property Use —
1 or 2 family dwelling
12 St Incidents registered in FEMA
(Federal Emergency Management Agency)
To date, we have no information about incidents registered in FEMA in 2025
29 Mar 2015
Unauthorized burning
Property Use —
Multifamily dwellings
11 Oct 2014
Outside rubbish, trash or waste fire
Property Use —
Sorority house, fraternity house
05 Mar 2014
Gas leak (natural gas or LPG)
Property Use —
Sorority house, fraternity house
15 Jan 2014
Gas leak (natural gas or LPG)
Property Use —
Street or road in commercial area
Properties Nearby
| Street Address | Residens/Landlords | |
|---|---|---|
728 12 St, Boulder, CO 80302-7519 Single Family Residential
|
Bear Peak Capital, LLC, Carolyn Young | |
750 12 St, Boulder, CO 80302-7519 Single Family Residential
|
Marie L Campbell, Martha Campbell | |
823 12 St, Boulder, CO 80302-7520 Single Family Residential
|
J. Beach Designs, Brooks A Haney | |
1000 12 St, Boulder, CO 80302-7248 High Rise |
Hannah M Cancino, Brooke Elise Coleman | |
| Michael P Bradbury | ||
| Katie Whitman | ||
| Ashley Michelle Ritt | ||
1020 12 St, Boulder, CO 80302-7246 High Rise |
Yura Adalin, Colin Vollbrecht Constantine | |
1021 12 St, Boulder, CO 80302-7257 Unspecified
|
Jared Averbuch, Nicole Bednarczyk | |
1036 12 St, Boulder, CO 80302-7211 Multi Family
|
Marnie Rae Anderson, Heather Anne Battagliese |





























