County Irrigation Services files its address as 624 Jerusalem Avenue, Uniondale, NY 11553. The block sits in central Nassau, near the Hempstead-Uniondale boundary and within a short drive of Garden City, East Meadow, and the Levittown corridor to the south. A central Nassau base puts the crew within a 20-minute drive of most of the high-density single-family residential subdivisions where Nassau irrigation work concentrates.
The central Nassau coverage radius
A Uniondale base reaches Hempstead in 8 minutes, Garden City in 10, East Meadow in 12, Levittown in 15, and Westbury in 12 — all of the highest-density residential subdivisions in central Nassau. That radius supports the dense scheduled-route operations that make irrigation crews profitable: a single morning route can service 6–10 winterizations without significant drive time between stops.
Winterization as the seasonal anchor
The listing category is “Winterization Specialist” rather than the broader “Sprinkler Repair Specialist.” That signals where the firm’s calendar centers: the late October through mid-November blow-out rush, when crews run dense daily routes and book up weeks in advance. Customers calling in September for an October appointment get scheduling priority; customers calling in late October risk pushing into November or losing the appointment to a freeze event.
The spring start-up parallel
Spring start-up runs the same dense-route pattern but in reverse: pressurize the system, check each zone, replace broken or sun-damaged components, calibrate the controller for the season. Most Nassau crews book spring start-up appointments starting in mid-March, with the peak rush in April. Customers who book early avoid the inevitable late-April backlog when every homeowner suddenly remembers they need the system back online.
The controller-replacement add-on
Many central Nassau homes still have first- or second-generation digital controllers from the 1990s and early 2000s. A typical winterization or start-up visit is an opportunity for the crew to quote a smart-controller upgrade. The retrofit takes 30–45 minutes during a visit that’s already on the calendar, which makes it more cost-effective than scheduling a dedicated upgrade visit later.
Calling: timing the seasonal booking
The listed number is +1 516-255-9595. For Nassau customers, the practical seasonal booking rhythm is: spring start-up booked in February or early March, fall winterization booked in early September. Mid-season repair calls have more flexibility but still risk delay during the peak weeks.
Getting to 624 Jerusalem Avenue
The address is accessible by car via the Meadowbrook Parkway Exit M4 (Hempstead Turnpike) or the Southern State Parkway Exit 22 (Meadowbrook Parkway). The Hempstead LIRR station is about a 6-minute drive. Most customer interaction is by phone for service scheduling.
