Property Record
870 Post Rd, Darien, CT 06820
Property Detail
870 Post Rd
Officebuilding
FAIRFIELD
CBD
Connecticut
C and X Area of minimal flood hazard, usually depicted on FIRMs as above the 500-year flood level.
0.22 AC
2025
Darien
2025
Westchester/So Connecticut
030200
Bridgeport-Stamford-Danbury, CT
3,782 SF
DARI-000071-000000-000007
NEARBY LISTINGS FOR SALE OR LEASE
DEMOGRAPHICS near 870 Post Rd
1 mile
3 mile
5 mile
2025 Total Population
6,191
75,657
224,701
2030 Population
6,451
77,250
229,839
Pop Growth 2025-2030
+ 4.20%
+ 2.11%
+ 2.29%
Average Age
40
40
40
2025 Total Households
2,039
27,163
87,496
HH Growth 2025-2030
+ 4.17%
+ 2.03%
+ 2.46%
Median Household Inc
$250,949
$118,690
$112,033
Avg Household Size
3.00
2.70
2.50
2025 Avg HH Vehicles
2.00
2.00
2.00
Median Home Value
$1,111,425
$835,118
$717,625
Median Year Built
1958
1962
1968
Nearby Places
Map Layers
Map Styles
Street
Aerial
Transit
Transit
Traffic
Biking
Places
Listings with unknown addresses are not visible on the map
- Restaurants
- Banks
- Shops
- Fitness
- Groceries
SALE & LEASE HISTORY
LISTING DATE
SALE/LEASE
Sep 12, 2025
For Lease
Oct 04, 2023
For Lease
Oct 04, 2023
For Sale
Nov 30, 2022
For Lease
Mar 16, 2022
For Sale
Jun 20, 2023
For Sale
Feb 24, 2025
For Lease
Nearby Properties
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
8.91 AC
DC
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
336,000 SF
40 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
32.06 AC
DMR
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
42.18 AC
P
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
124,373 SF
13.87 AC
A2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
17 AC
A2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
107,227 SF
12.89 AC
MD
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
45.90 AC
R-1
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
130,394 SF
28.72 AC
B
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
171,335 SF
25.94 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
58,269 SF
9.86 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
9.76 AC
B1
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
132,185 SF
3.99 AC
DO
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
141,174 SF
10.75 AC
B2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
119,531 SF
17.92 AC
D
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
40.41 AC
P
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
12.71 AC
B2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
10.53 AC
B2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
4,378 SF
1.46 AC
NB
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
9.60 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
9.75 AC
B2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
96,563 SF
9.49 AC
DC
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
24,704 SF
1.52 AC
I1
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
133,560 SF
2.30 AC
I1
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
84,515 SF
16.31 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
72,796 SF
8.30 AC
MU
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
16.96 AC
R20
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
11.84 AC
B2
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
166,834 SF
9.47 AC
ML
Address
Land Use
TOTAL SIZE
Lot Size
Zoning
3.96 AC
DC
The World's #1 Commercial Real Estate Marketplace
Connect with us
© 2026 CoStar Group
The information above has been obtained from sources believed reliable. While we do not doubt its accuracy we have not verified it and make no guarantee, warranty or representation about it. It is your responsibility to independently confirm its accuracy and completeness. Any projections, opinions, assumptions, or estimates used are for example only and do not represent the current or future performance of the property. The value of this transaction to you depends on tax and other factors which should be evaluated by your tax, financial, and legal advisors. You and your advisors should conduct a careful, independent investigation of the property to determine to your satisfaction the suitability of the property for your needs.