21 Day Spring Ave is a 977 square foot house on a 0.26 acre lot with 2 bedrooms and 1 bathroom. Based on Redfin's Hamden data, we estimate the home's value is $290,355.
Single-familyProperty Type
1950Year Built
0.26 acresLot Size
$297Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$290,355
$2,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 24% lower than the average sale price ($382K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2023
$6,697 (+1.6%)
$44,310 + $74,480
$118,790
2022
$6,590 (+5.8%)
$44,310 + $74,480
$118,790
2021
$6,229 (+2.6%)
$44,310 + $74,480
$118,790
2020
$6,069 (+6.4%)
$68,180 + $48,580
$116,760
2019
$5,705 (+1.9%)
$68,180 + $48,580
$116,760
2018
$5,600 (+6.0%)
$68,180 + $48,580
$116,760
2017
$5,285 (−0.2%)
$68,180 + $48,580
$116,760
2016
$5,296 (+4.3%)
$68,180 + $48,580
$116,760
2014
$5,076 (+2.5%)
$69,440 + $57,680
$127,120
2011
$4,950
$69,440 + $57,680
$127,120
Tax history for 21 Day Spring Ave
Year
Property tax
Land + Additions
Assessment*
2023
$6,697 (+1.6%)
$44,310 + $74,480
$118,790
2022
$6,590 (+5.8%)
$44,310 + $74,480
$118,790
2021
$6,229 (+2.6%)
$44,310 + $74,480
$118,790
2020
$6,069 (+6.4%)
$68,180 + $48,580
$116,760
2019
$5,705 (+1.9%)
$68,180 + $48,580
$116,760
2018
$5,600 (+6.0%)
$68,180 + $48,580
$116,760
2017
$5,285 (−0.2%)
$68,180 + $48,580
$116,760
2016
$5,296 (+4.3%)
$68,180 + $48,580
$116,760
2014
$5,076 (+2.5%)
$69,440 + $57,680
$127,120
2011
$4,950
$69,440 + $57,680
$127,120
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Oct 21, 2025 • Final
Bldg-pz
Demolish the existing roof and install an ice and water shield with seam tape. Perform a full roof replacement using asphalt shingles.
Roofing
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 960
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Forced Hot Water
Room Information
# of Rooms: 4
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Exterior Wall: Vinyl
Roof Shape Type: Hip
Property Information
Living Sq. Ft: 977
Gross Sq. Ft: 2,191
Ground Floor Sq. Ft: 977
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,326
Municipality Name: HAMDEN
Acres: 0.26
Zoning Code: T3
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2023
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 977
Stories: 1.0
Lot Size: 0.26 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: —
County: New Haven County
APN: 1141803
Home facts updated by county records on Jul 13, 2023
Around this home
Schools
Shepherd Glen School
Public K-6 • Assigned • 1.3mi
4/10
Hamden Middle School
Public 7-8 • Assigned • 0.8mi
5/10
Hamden High School
Public 9-12 • Assigned • 1.7mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
6/10 Heat Factor
7 days above 98° expected this year, 17 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 6 days in 30 years
Provided by First Street
Historical weather
Hamden, CT • 06518
Average low and high temperatures (°F)
35
20
37
21
52
33
61
42
69
51
81
61
84
67
80
59
76
56
66
45
54
36
39
25
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.9 hours in
June and 4.4 hours in December, placing it below the
U.S. average for solar exposure.
8.9 hrs
4.4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$276,000 – $334,000
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