Oak Harbor
Homes for Sale in Marietta, GA
All 307 homes for sale in Marietta, GA · median $475,000 · 135 homes for sale in 30066
True comps, carrying-cost math, and listings before the portals.
Nearby homes for sale
No active listings inside Oak HarborHomes for Sale in Marietta, GA right now. These are the 6 closest homes on the market, by straight-line distance from the community's center; some may sit just outside its boundary.
Listing data from the MLS feeds named on each listing page; deemed reliable but not guaranteed. Refreshed nightly.
As of October 2026, the MLS records 3 closed sales in Oak Harbor in Marietta, GA since 2024, the most recent in July 2025. Across Marietta as a whole, 1,583 homes closed in the last 12 months at a median of $462,500, 30 median days on market, with 364 homes for sale today. At that median and Cobb County's 2025 rate of 27.16 mills, annual property tax runs about $5,020.
The market around Oak Harbor
Oak Harbor is too small for its own price trend, so here is the market around it.
In ZIP 30066, 189 homes are on the market and 20% are under contract — a steady corner of Marietta.
Across Cobb County, 2,204 homes are active and 535 pending (20% under contract).
ZIP and county figures describe the wider market, not Oak Harbor specifically. Momentum Research analysis of MLS records.
The Oak Harbor buying strategy.
If we were buying in Oak Harbor today, this is the order of operations we would run for our clients.
Underwrite the condition first. Price the roof, HVAC, and systems honestly before judging any list price; condition swings value here more than square footage alone.
Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.
Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.
Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.
Keep an agent in your corner. The listing agent works for the seller; we represent you and prepare a hand-built valuation before any offer in Oak Harbor.
The location and the amenities are priced into every listing in Oak Harbor. The deal is won or lost on condition, the comps, and the renovation math.
HOA, CDD & Fees
- HOA status not on record. Verify any dues before you offer
- Any club/amenity membership is billed separately
Confirm the current HOA dues, exactly what they cover, and any CDD bond or special assessment for a specific address before you offer.
Tools for a Oak Harbor buy.
Free calculators to pressure-test the real cost before you tour.
Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed Oak Harbor sales matched to your home.
Price it to the comps and condition, not an automated estimate.
If you are thinking about selling in Oak Harbor, the right list price comes from recent comparable sales matched to your home's condition and location, not an automated estimate.
What is your Oak Harbor home worth?
Get a no-obligation home value based on real comparable sales in Oak Harbor, not an automated guess. Tell us about your home and we will personally prepare your numbers and a pricing strategy. No obligation, no spam.
See all homes for sale in Marietta →
Data sources & freshness
| Under-contract shares | Georgia MLS records, as of 2026-09-20 |
| Historical depth | Closed-sale records back to 2024 (3 transactions analyzed) |
Verify the primary sources yourself: Georgia DOR · U.S. Census · FEMA flood maps.
Momentum Research figures are our own analysis of Georgia MLS records; MLS data is deemed reliable but not guaranteed. Methodology: how Momentum market scores are computed. Market metrics describe homes for sale and recent sales, not residents.
Own a home here?
You just read the data. Now see what your home is worth.
The numbers on this page move markets in the aggregate. The number that matters to you is what a buyer pays for your address. Momentum will price yours against live local comps — a real number, not an algorithm’s guess.
Looking to buy here? Search homes for sale →
What’s your home worth in your area?
A real valuation with real comps from a local listing agent, not an instant algorithm. Response within one business day.
See how Oak Harbor fits the bigger picture — live prices, inventory, and Momentum Scores:
Common questions about Oak Harbor
Where is Oak Harbor?
Oak Harbor is a community in Marietta, Cobb County, Georgia, ZIP 30066.
Are there homes for sale in Oak Harbor right now?
No active listings inside Oak Harbor at the last feed refresh. The nearest homes for sale, with distances from the community, are shown on this page and refreshed nightly.
Does Oak Harbor have an HOA or CDD?
No HOA is on record for Oak Harbor in our data. Verify dues, what they cover, and any special assessment for a specific address before you offer.
Answers are generated from county property records, MLS feeds and the figures on this page, as of the page date; deemed reliable but not guaranteed.
Nearby Communities
Explore more neighborhoods near Oak Harbor with Momentum Realty’s local guides.