The Assessor’s office is responsible for the maintenance of records on the ownership of properties. Assessments are computed at 70% of the estimated market value of real property at the time of the last revaluation which was 2021.
Information on the Property Records for the Municipality of Plainville was last updated on 12/17/2025.
Property Summary Information
Parcel Data And Values
Building
Building 1
Outbuildings
Sales
Permits
Parcel Information
Location:
159 UNIONVILLE AVE
Property Use:
Office
Primary Use:
Office Building
Unique ID:
R01343
Map Block Lot:
10-B-01
Acres:
1.2760
490 Acres:
0.00
Zone:
RI
Volume / Page:
0361/0490
Developers Map / Lot:
Census:
4204
Value Information
Appraised Value
Assessed Value
Land
108,200
75,740
Buildings
150,300
105,210
Detached Outbuildings
600
420
Total
259,100
181,370
Owner's Information
Owner's Data
BETTA BLUE MANAGEMENT COMPANY LLC
P O BOX 400
PLAINVILLE, CT 06062
Building 1
Category:
Residential
Use:
Res/Com
GLA:
1,968
Stories:
2.00
Construction:
B-
Year Built:
1843
Heating:
Hot Air No Duct
Fuel:
Cooling Percent:
0%
Siding:
Wood Frame
Roof Material:
Beds/Units:
0
Special Features
Attached Components
Type:
Year Built:
Area:
Open Porch
1843
240
Open Porch
1843
240
Detached Outbuildings
Type:
Year Built:
Length:
Width:
Area:
Frame Shed
1901
1
242
242
Owner History - Sales
Owner Name
Volume
Page
Sale Date
Deed Type
Sale Price
BETTA BLUE MANAGEMENT COMPANY LLC
0361
0490
11/12/1999
$0
MATTEO CAROLE L
0299
0186
03/30/1993
$0
MATTEO CAROLE L & SIMONE CASSANDRA
0291
0351
05/08/1992
$0
COWLES JENNIE T & FRANZMANN LORRAINE D
0287
1112
12/10/1991
$0
COWLES JENNIE T & LORRAINE D
0274
22,3
12/19/1989
$0
COWLES JENNIE T & LEWIS W & LORRAINE D
0259
0111
07/08/1988
$0
COWLES JENNIE T & LEWIS W
0098
0132
12/01/1954
$0
Building Permits
Permit Number
Permit Type
Date Opened
Reason
B13-361
T: Default
11/12/2013
REPLACE DECK
B13-268
T: Default
09/04/2013
FIX CHIMNEY
35374
T: Default
07/18/2005
FENCE
35375
T: Default
07/18/2005
SHED
29311
T: Default
06/29/2000
REPL FURNACE/CE
29314
T: Default
06/29/2000
REMODEL KIT/WIN
GIS Map
Google Map
Unique Id:
Location:
MBL:
Primary Use:
Zone:
Acres:
Appraised Value:
Assessed Value:
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