Nassau Bay was built for the space program, and it still sits directly across NASA Parkway from Johnson Space Center. That proximity is the whole character of the place and much of what drives its market.
ZIP 77058, which Nassau Bay shares with Clear Lake City, carries only about 50 active listings and takes 76 days to sell. Only Webster at 86 days and the Bacliff and San Leon ZIP at 79 days run slower, and the two facts are related: few listings means few buyers actively looking at any moment, and few completed sales means an appraiser has very little to reason from.
Over twenty years the ZIP returned 100.6 percent, second only to Kemah among the bay ZIPs and well ahead of League City, Seabrook and Dickinson.
The 77058 Market, Shared With Clear Lake City
| Measure | Figure |
|---|---|
| 77058 median (shared ZIP) | $364,000 |
| Median days on market | 76 days |
| Months of inventory | 6.67 |
| Active listings | 50 |
| 20-year total return | +100.6% |
| One-year return | +1.00% |
⚠️ These are 77058 figures, shared with part of Clear Lake City. Only 50 active listings, so the median moves noticeably on a handful of sales.
Source: HouseCanary ZIP-level market data, July 2026. Last verified 27 July 2026.
What Actually Decides a Nassau Bay Sale
Surge, not rainfall. Nassau Bay's exposure is to storm surge off Clear Lake and Galveston Bay, and the 2008 event caused severe damage across the low-lying parts of the city. Buyouts and rebuilding followed. The statutory disclosure asks whether the property has flooded and whether a claim has been filed, and here those answers determine which buyer pool you are in.
One dominant employer. A large share of the local buyer pool works at the space center or for its contractors. Contract cycles and federal budget decisions move hiring, and hiring moves showings. It is a real concentration risk that no automated valuation reflects.
Fifty listings, and what that does to appraisals. A thin market gives a seller leverage, because a buyer who wants Nassau Bay specifically has almost nothing to choose between. It also gives an appraiser almost no evidence, and a cautious valuation ends a financed contract weeks in.
Waterfront and canal property. Bulkheads, boat access and elevation all price separately and appraise unreliably. Where a bulkhead is aging, a lender and insurer will both want it addressed before closing.
The circumstances that bring Nassau Bay owners to us are contract-end relocations and estates from original space-program families.
We buy throughout Nassau Bay, including Nassau Bay waterfront, Lake Nassau, NASA Parkway corridor, Upper Bay Road, Clear Lake shoreline, Point Lookout, Space Park side and Taylor Lake borders.
Twenty Strong Years, and a Slow Market Today
100.6 percent over twenty years puts 77058 ahead of League City at 81.9, Seabrook at 87.4 and Dickinson at 62.0, with only Kemah at 112.2 ahead of it. Over ten years it returned 47.9 percent, again second to Kemah.
That is worth knowing because the current numbers look weak by comparison: 76 days on market is at the slow end of the bay and the ZIP carries 6.67 months of supply.
Long-run strength with short-run slowness usually means the same thing, and it does here. The area is genuinely desirable and genuinely thin. Not many houses come up, so not many buyers are looking on any given week, so each property waits. That is a pace problem, not a value problem, and it is exactly the sort of thing a seller with a deadline needs to plan around rather than be surprised by.
No claims history and presentable: list it, the long-run demand is real. Surge history, an aging bulkhead, or a fixed date: those are what cash is for.
Selling a House Tied to One Employer
Nassau Bay's buyer pool is unusually concentrated. That is fine when contracts are being awarded and difficult when they are not, and it produces a market that can go quiet for reasons which have nothing to do with housing.
If you are selling because a contract ended, you are likely not the only person on your street in that position, and the timing that pushed you to sell may be pushing others too. A market with 50 listings does not absorb several similar houses at once gracefully.
That is not an argument for panic. It is an argument for being realistic about the timeline if your own deadline is fixed, and for finding out early whether waiting for the market to clear is a plan you can actually afford.
