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 2023.
Information on the Property Records for the Municipality of New Canaan was last updated on 1/16/2025.
Parcel Information
Location:
99 TURTLE BACK RD-S
Property Use:
Residential
Primary Use:
Residential
Unique ID:
12103
Map Block Lot:
33 32 19
Acres:
2.4500
490 Acres:
0.00
Zone:
4AC
Volume / Page:
1094/ 994
Developers Map / Lot:
1818
Census:
00352
Value Information
Appraised Value
Assessed Value
Land
978,500
684,950
Buildings
4,413,900
3,089,730
Detached Outbuildings
0
0
Total
5,392,400
3,774,680
Owner's Information
Owner's Data
AVERILL HOWARD
AVERILL SHARON
99 TURTLE BACK RD-S
NEW CANAAN, CT 06840
Building 1
Building Use:
Single Family
Style:
Custom Design
Living Area:
8,259
Stories:
3.00
Construction:
Wood Frame
Year Built:
2024
Total Rooms:
13
Bedrooms:
6
Full Baths:
6
Half Baths:
2
Fireplaces:
0
Heating:
Forced Hot Air
Fuel:
Propane Gas
Cooling Percent:
100
Basement Area:
3,354
Basement Finished Area:
0
Basement Garages:
0
Roof Material:
Typical
Siding:
Typical
Units:
Special Features
Elevator
1
Fin bsmt good
2300
Finished Attic LA
950
Fireplace
4
Attached Components
Type:
Year Built:
Area:
Cathedral
2024
184
Frame Garage
2024
783
Flagstone Patio
2024
308
Open Porch
2024
120
Open Porch
2024
80
Unfinished Attic
2024
2,726
Owner History - Sales
Owner Name
Volume
Page
Sale Date
Deed Type
Sale Price
AVERILL HOWARD
1094
0994
11/27/2024
War Surv
$5,795,000
99 TURTLE BACK SOUTH LLC
1091
0126
08/19/2024
Quit Claim
$0
99 TURTLE BACK SOUTH LLC
1074
0376
02/16/2023
Executors Deed
$1,250,000
BETTAUER ARTHUR - ESTATE OF
1070
0171
09/12/2022
Probate
$0
BETTAUER ARTHUR - ESTATE OF
1068
0272
07/28/2022
Probate
$0
BETTAUER ARTHUR
0239
0253
01/28/1977
Quit Claim
$0
BETTAUER ARTHUR
0214
0431
06/15/1972
Warranty Deed
$92,000
Building Permits
Permit Number
Permit Type
Date Opened
Reason
BPR-24-31
Residential
11/06/2024
ELEVATOR
23-00575
New Construction
09/07/2023
NSFD: 7200 SF, 5 BEDS, 4 FULL & 2 HALF BATHS. 4 FP'S, 3 CAR GAR. BSMT: 1500 SF, 1 BED, 1 FULL BATH,
23-00441
Residential Demolition
07/18/2023
DEMO HOUSE
