1627 Old Mill Rd is a 4,664 square foot house on a 2.98 acre lot with 6 bedrooms and 7 bathrooms. Based on Redfin's Block Island data, we estimate the home's value is $3,926,866.
Single-familyProperty Type
1991Year Built
2.98 acresLot Size
$842Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$3,926,866
$763K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0% higher than the average sale price ($3.92M) of 6 comparable homes.
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Earn from this home
Rent
$4,247/mo
Redfin rental estimate
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Market trends in 02807, RI
Last updated October 2026
Buyer's Market
Seller's Market
Buyer's market
Sale-to-list price
95.4%
+1.8% MoM
Median sale price
$1.8M
$386K MoM
Avg. days on market
66d
79 days MoM
Recently sold homes
5
0 MoM
Provided by Redfin
Sale history for 1627 Old Mill Rd
Date
Event
Price
RIS #1411841
Jun 11, 2026
Listing Removed
—
May 13, 2026
Price Changed
$2,445,000
$524/sq ft
May 6, 2026
Listed
$2,550,000
$547/sq ft
RIS #1410334
May 6, 2026
Listing Removed
—
Apr 17, 2026
Listed
$2,575,000
$552/sq ft
RIS #1403156
Apr 6, 2026
Listing Removed
—
Apr 6, 2026
Price Changed
$2,575,000
$552/sq ft
Jan 13, 2026
Listed
$2,450,000
$525/sq ft
RIS #1375470
Oct 15, 2025
Listing Removed
—
Aug 23, 2025
Price Changed
$2,925,000
$627/sq ft
Jun 5, 2025
Price Changed
$3,070,000
$658/sq ft
Jun 3, 2025
Listing Removed
—
Jan 3, 2025
Listed
$3,220,000
$690/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$9,750 (−17.0%)
$909,400 + $1,384,800
$2,294,200
2025
$11,744 (+3.3%)
$573,800 + $1,465,100
$2,038,900
2024
$11,367 (−8.3%)
$573,800 + $1,485,400
$2,059,200
2023
$12,396 (+53.7%)
$573,800 + $1,485,400
$2,059,200
2022
$8,066 (+5.7%)
$508,560 + $630,640
$1,139,200
2021
$7,633 (+5.4%)
$508,560 + $630,640
$1,139,200
2020
$7,245 (+3.2%)
$508,560 + $630,640
$1,139,200
2019
$7,017 (−0.7%)
$508,560 + $630,640
$1,139,200
2018
$7,065 (+1.5%)
$507,040 + $680,320
$1,187,360
2017
$6,958 (+2.4%)
$507,040 + $680,320
$1,187,360
2016
$6,792 (−14.8%)
$507,040 + $680,320
$1,187,360
2015
$7,970 (−17.5%)
$707,360 + $739,040
$1,446,400
2014
$9,655 (−35.2%)
$884,200 + $923,800
$1,808,000
2013
$14,906 (+57.6%)
$884,200 + $1,976,800
$2,861,000
2012
$9,459
$929,300 + $1,025,100
$1,954,400
Tax history for 1627 Old Mill Rd
Year
Property tax
Land + Additions
Assessment*
2026
$9,750 (−17.0%)
$909,400 + $1,384,800
$2,294,200
2025
$11,744 (+3.3%)
$573,800 + $1,465,100
$2,038,900
2024
$11,367 (−8.3%)
$573,800 + $1,485,400
$2,059,200
2023
$12,396 (+53.7%)
$573,800 + $1,485,400
$2,059,200
2022
$8,066 (+5.7%)
$508,560 + $630,640
$1,139,200
2021
$7,633 (+5.4%)
$508,560 + $630,640
$1,139,200
2020
$7,245 (+3.2%)
$508,560 + $630,640
$1,139,200
2019
$7,017 (−0.7%)
$508,560 + $630,640
$1,139,200
2018
$7,065 (+1.5%)
$507,040 + $680,320
$1,187,360
2017
$6,958 (+2.4%)
$507,040 + $680,320
$1,187,360
2016
$6,792 (−14.8%)
$507,040 + $680,320
$1,187,360
2015
$7,970 (−17.5%)
$707,360 + $739,040
$1,446,400
2014
$9,655 (−35.2%)
$884,200 + $923,800
$1,808,000
2013
$14,906 (+57.6%)
$884,200 + $1,976,800
$2,861,000
2012
$9,459
$929,300 + $1,025,100
$1,954,400
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Basement Information
Basement Sq. Ft: 2,368
Bathroom Information
# of Full Baths: 6
# of 1/2 Baths: 2
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 15
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Contemporary
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 4,664
Gross Sq. Ft: 8,928
Ground Floor Sq. Ft: 3,104
# of Units: 1
# of Stories: 2
Parking & Garage Information
Parking Type: Basement Garage
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 129,809
Municipality Name: BLOCK ISLAND
Acres: 2.98
Zoning Code: RA
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 6
Baths: 7.0
Sq. Ft.: 4,664
Stories: 2.0
Lot Size: 2.98 acres
Style: Single Family Residential
Year Built: 1991
Year Renovated: —
County: Washington County
APN: 9046308S
Home facts updated by county records on Oct 19, 2026
Around this home
Schools
K - 12
Preschool & daycare
Block Island School
Public K-12 • Assigned • 1.6mi
5/10
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
4/10 Heat Factor
5 days above 85° expected this year, 16 days in 30 years
8/10 Wind Factor
80% chance of strong winds in next 30 years
5/10 Air Factor
7 unhealthy days expected this year, 7 days in 30 years
Provided by First Street
Historical weather
Block Island, RI • 02807
Average low and high temperatures (°F)
35
26
36
26
45
35
52
42
61
51
71
60
77
67
75
63
71
62
62
53
54
43
41
31
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
91/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 27% for direct sun exposure in Block Island. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.3 hrs
6.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.73M – $4.52M
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