Paver & Patio Cleaning in Delaware County
Deep cleaning for pavers, flagstone, bluestone and concrete patios that brings the real stone color back without blasting the joints out.


Flagstone Patio · Havertown, PA
Patios hold the most dramatic before and after on any property, because a patio is horizontal, shaded and usually under a tree. Years of leaf fall, algae and organic soil build a gray-brown skin over the stone, and most owners have genuinely forgotten what color they paid for.
The color is still there
Flagstone is naturally red, teal, slate, rust and tan. Under a decade of organic film it all reads as the same muddy gray-green. Cleaning it does not change the stone, it just uncovers it. The Havertown patio in the slider above is the same stone in both frames, shot from the same spot, and the whole story is in your flagstone is probably in color.
Paver joints need judgment, not pressure
On a paver patio the sand in the joints is structural. Hit it straight on with a zero-degree tip and you will clean the joints straight out of the patio, which is how pavers start to shift and weeds start to come through. The joints get cleaned at an angle, at lower pressure, and left full.
Moss, weeds and green joints
The green and black in paver joints is moss, algae and seedlings rooting in the sand. Cleaning takes the growth off the surface and out of the top of the joint. Weeds with deep roots come out with their roots, and a joint that has already lost its sand will need topping up afterwards, or the growth comes straight back.
Pool decks: damp, busy and slippery
A pool deck is a patio that stays wet all summer. Concrete, pavers and stone around a pool grow algae faster than any other hardscape on the property, and a green film there is a slip risk, not just a stain. We clean pool surrounds the same careful way as a patio, with the pressure set for the material, the joints treated gently and the rinse water sent away from the pool. Move the loungers and toys off the deck before we arrive, and tell us when you book whether the pool will be open or covered.
Covered porches and concrete patios
Not every patio is stone. Plenty of homes here have a poured concrete patio or a covered porch that does the same job, and those floors hold grime differently: the concrete darkens evenly, and shade keeps it damp. On a stone home in Drexel Hill the covered porch came back to a clean tan in one afternoon, and the photo below shows it the next day with the chairs back in place.
Getting the patio ready for the season
The best time to clean a patio is after the spring pollen and seed pods have fallen and before the first cookout. A second cleaning in the fall, once the leaves are down, stops tannin stains from setting in over the winter. If you have a party or a family visit coming, tell us the date and we will do our best to fit the cleaning in first.
Sealed pavers, and what we will tell you
Some paver patios were sealed when they were installed, and a sealer changes how the surface cleans, so tell us if yours ever was. We do not seal or re-sand pavers. Once the patio is clean, though, you can see clearly whether the joints or the finish need attention, and we will tell you what we see.
Furniture, grills and the plant pots
Light furniture, grills and planters are best moved off the patio before we arrive, and we work around anything that cannot be moved. Cast-iron furniture feet and terracotta pots leave rust and salt rings that need treating separately, and those are the marks people notice after everything else is clean.
Do you re-sand or seal pavers?
No. Our service is the cleaning. If your joints need new sand or you want a sealer, we will tell you once the patio is clean, which is the right time to decide.
Paver & Patio Cleaning, on real jobs.
Every photograph here is from a job we did.







Excellent, thorough work and truly worth every penny. It was a pleasure having Regent Wash do my house and patio. I’d recommend them to any of my neighbors.
Havertown, PA
How much does patio cleaning cost?
Paver & Patio Cleaning runs $200–$700+, and where a property lands inside that comes down to size, access, condition and material. Find the line below that sounds like yours.
Paver and patio cleaning
Small concrete patio
A poured slab out the back door — $200–$300+
Typical paver patioMost common
Brick or concrete pavers, room for a table and a grill — $250–$400+
Flagstone or bluestone patio
Natural stone, cleaned stone by stone so the color comes back — $275–$500+
Large patio
Multiple levels, wide seating areas, or a fire pit surround — $400–$700+
Pool decks and porches
Pool deck cleaning
The apron around the pool, concrete or pavers — $250–$700+
Covered porch floor
A front or back porch floor under a roof — $200–$300+
It depends on the size of the patio, the material, how much growth is on it and whether steps, walls or walkways are included. Quotes are free and specific to your patio, and back within 24 hours.
Paver & Patio Cleaning, close to home.
Patios here run from flagstone terraces in Wallingford and Haverford to brick pavers in Havertown and covered porch floors in Drexel Hill, with pool decks on the bigger Main Line lots. Each town page covers the stone and the shade we find there.
We are based in Lansdowne and work Monday through Saturday across Delaware County and the Main Line. Quotes are free and come back within 24 hours.
Paver & Patio Cleaning, answered.
Will pressure washing ruin the sand between my pavers?
My flagstone looks permanently stained. Is it?
Can you get the moss and weeds out of the joints?
What is the white haze on my pavers?
Can flagstone and bluestone be pressure washed safely?
Do I need to move my patio furniture?
How often should a patio be cleaned?
Do you clean pool decks?
Why is my patio slippery after it rains?
Can you clean a concrete patio or a porch floor?
Will my patio look brand new?
Book it with the rest of the property.
Most of the cost of any visit is getting there and setting up, so adding surfaces to one booking costs far less than a second visit later.
Ready for paver & patio cleaning done properly?
Tell us what you would like cleaned and we will send a free, no-obligation quote within 24 hours.
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