County mix: 8 duplex · 4 triplex · 6 fourplex · 1 apartmentsAll typesMarket report →
— inventory checked October 5, 2026 at 4:02 PM EDT. Count and medians are the FMLS set on this page at that time, not a standing market total.
ACS 2023 · HUD FY2027 · 18 ZCTAs with ACS
Cobb County duplex stock & renter economics
Cobb County duplex pages use ACS 2-unit structure counts and 2BR/3BR Small Area FMRs — not the combined 2–4 + 5–49 hub table. Census counts housing units in 2-unit buildings, not live FMLS duplex listings. Live FMLS set on this page: 8 buildings.
18 ZCTAs · 18 with ACS. Medians across ACS ZIPs; totals for stock. Not a listing feed.
- Population
- 817,901
- Households
- 309,817
- Housing units
- 328,983
- 2-unit stock
- 1,782
- 2-unit share
- 0.5%
- Median renter share
- 25.9%
- ACS median rent
- $1,670
- Contract rent
- $1,461
- 2BR SAFMR
- $1,895
- 3BR SAFMR
- $2,255
- SAFMR / ACS rent
- 1.12×
- Vacancy (ACS)
- 5.3%
- Pop Δ 2018–2023
- +3.9%
- Median HH income
- $100,512
- Rent burden ≥30%
- 51.3%
- Rent burden ≥50%
- 22.3%
1,782 ACS units sit in 2-unit structures across this geography. That is standing stock, not the live duplex list above.
Georgia ZIP housing directory·All Georgia ZCTAs·SAFMR directory·Voucher Spread™·+8 more ZIPs on the housing-market pages
ZCTA ≈ USPS ZIP. ACS 5-year 2023 lags construction. Units-in-structure is Census standing stock (2-unit vs 3–4 vs 5–49 vs 50+), not the live FMLS card. SAFMR is a bedroom-specific HUD voucher benchmark, not asking rent. LIHTC / assisted-MF are inventory of record and belong on apartment pages. 5+ permits are county BPS 2025 allocated by ZCTA housing-unit share. Brokerage is Georgia-only.
8 Duplexes for Sale in Cobb County
Duplexes are usually the largest local group. Two units still finance like a house for many buyers. Compare price per door here against the Georgia duplex median before you stretch on price. Cobb is suburban employment-center demand with a 2–4 unit-heavy live set. Marietta, Smyrna, Kennesaw, west Cobb. Jeff Crowe CRE (Georgia license 355533, Century 21 The Avenues in Calhoun) represents buyers and sellers of this inventory.
Current Market Snapshot
HUD Fair Market Rent · Cobb County (FY2026)
View all duplexes for sale in GeorgiaGeorgia multifamily market report →
Cities in Cobb County
Active duplexes by city.
Showing 8 of 8 duplexes
Frequently Asked Questions — Cobb County Duplexes
Is Cobb County good for residential-financed multifamily?
Yes. A large share of active inventory is 2–4 unit properties that can still qualify for conventional residential financing when the buyer meets occupancy and underwriting guidelines.
What submarkets in Cobb see the most investor activity?
Marietta (especially near the Square and Barrett Parkway corridor), Smyrna, Kennesaw, and western Cobb communities such as Powder Springs and Austell regularly attract small-multifamily buyers.
Looking for duplexes in Cobb County?
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