New York · Pool Opening & Closing Services · Updated 2026
39 pool opening and closing companies in the Hempstead area for spring openings and fall winterizations — ordered by customer rating and review count, with 2026 opening and closing prices for Hempstead. 19 are listed as specialists for this work; the rest are pool repair companies that routinely handle it. This page shows the top 20.
Ordered by customer rating and review count across the Hempstead area. Listings include the available rating, contact details and location; confirm current credentials and scope directly.
Cleaning routes bundle openings and closings for their customers and usually take one-off bookings; repair companies list them as stand-alone visits.
A professional closing in Hempstead typically runs $350–$625 and a spring opening $300–$525; many companies discount the pair booked together:
| Job | Typical Hempstead price |
|---|---|
| Fall closing / winterization | $350–$625 |
| Spring opening | $300–$525 |
| Opening + closing package | $575–$1,100 |
| Startup chemicals (opening) | $85–$175 |
| Cover removal, cleaning and storage | $115–$230 |
| Winter cover install (existing cover) | $85–$230 |
| New safety cover, measured and installed | $2,000–$4,600 |
New York rates are above the national baseline used for these estimates, mainly on labor and permitting. Price moves with pool size, the number of lines to blow out, a spa or water feature, a heater and an in-floor cleaning system — and whether the company clears a green opening or charges separately for the algae recovery.
A sagging cover holding rain and leaves is the most common winter problem. A cover pump and a quick look after storms prevents a green spring.
Hempstead market
4.2 average customer rating · 635 reviews · 39 companies · 19 specialists
See All on the Map →39 pool opening and closing companies in the Hempstead area. 19 are listed as specialists for this work; the rest are pool repair companies that routinely handle it. The ranked companies average 4.2 stars across 635 customer reviews. PoolPad orders the list with a weighted score that combines customer rating and review count, so a long track record counts for more than a handful of scores.
The service year is compressed and intense: April–May openings, weekly service through a humid summer, and a September–October close that has to be done right — a botched winterization is a cracked-pipe spring. Storm cleanups and heater checks bookend the season. The realistic unheated season is Memorial Day to mid-September — heaters are less a luxury than the price of using what you built. Winters are long and freezing, so a professional close is standard everywhere in the state.
For statewide rankings, city counts and New York prices, see the New York pool opening & closing directory, or check the nearby cities below.
DIY closings save the service fee but need an air compressor or shop vac strong enough to clear the lines, the right plugs and a careful hand with the heater. One missed line that freezes can cost more than a decade of professional closings. Many owners split it: a pro blows out and plugs the lines, and the owner handles the cover and spring cleaning.
A professional closing in Hempstead, NY typically runs $350–$625 and a spring opening $300–$525; booked together most companies price the pair at $575–$1,100. Startup chemicals add $85–$175 and cover cleaning $115–$230. A spa, heater, water features and in-floor cleaning systems add lines to clear and raise the price. New York rates are above the national baseline used for these estimates, mainly on labor and permitting.
Close when daytime water temperature stays below about 60–65°F but before the first hard freeze — typically late September through October in Hempstead. Closing too early while the water is warm invites algae under the cover; closing too late risks a freeze in the equipment. The service year is compressed and intense: April–May openings, weekly service through a humid summer, and a September–October close that has to be done right — a botched winterization is a cracked-pipe spring. Storm cleanups and heater checks bookend the season.
Open once nights stay above freezing and the water is around 60°F or warmer — late April into May for most of Hempstead. Opening early costs a little more in heating and chemicals but prevents the algae bloom that turns a late opening into a green-to-clean job. Book ahead: openings cluster into the same few weeks.
A full winterization balances and treats the water, lowers the level below the skimmer or returns, blows out and plugs every suction and return line, adds pool antifreeze where lines cannot be fully cleared, drains the pump, filter, heater, chlorinator and salt cell, removes and stores drain plugs and fittings, and installs the cover with a cover pump. Ask for the checklist in writing and keep it with your equipment records.
The outdoor season in Hempstead runs Memorial Day through mid-September — about 4 months unheated. A full professional winterization each fall protects plumbing and equipment through the freeze, and spring openings cluster into the same few weeks. The realistic unheated season is Memorial Day to mid-September — heaters are less a luxury than the price of using what you built. Winters are long and freezing, so a professional close is standard everywhere in the state.
MarcAnthony Pools LLC. has the highest customer rating on this Hempstead list at 5 stars across 13 reviews. Mill Bergen Pools has the largest review count (154 reviews at 3.9 stars). PoolPad orders the list with a weighted score that combines customer rating and review count, so a long track record counts for more than a handful of scores.
In freezing climates, yes: lower the water below the return, remove or winterize the pump and filter, add a winter chemical kit and an air pillow under the cover to relieve ice pressure on the walls. Many service companies handle above-ground closings for less than an inground closing; the guides on PoolPad cover the DIY version step by step.
Water expanding in the plumbing and equipment cracks pump housings, filter tanks, heater exchangers and above-ground pipe — repairs that run from a few hundred dollars for a pump lid to several thousand for a heater. If a freeze is coming and the pool is still open, keep the pump running continuously; moving water resists freezing and most automation systems have a freeze-protect mode for exactly this.
Check pool opening & closing in cities near Hempstead, or open the New York directory for every listed market in the state.
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