WINDOW WASHING GUIDE
STATES / NEW JERSEY / CHERRY HILL
CITY PROFILE  ·   PHILADELPHIA METRO / CAMDEN COUNTY

Window Washing in Cherry Hill

Cherry Hill's groundwater is 128 mg/L hard and can leave iron stains, while maturing post-war neighborhoods drip canopy residue onto the glass.

Cherry Hill's groundwater tests at 128 mg/L in the 2025 figure for the western system that serves part of the township, which is hard, and coastal plain wells can add iron stains where sprinklers reach the glass. Maturing post-war neighbourhoods now drip canopy residue onto windows, but their repeating houses and car-friendly streets make for very efficient routes. May, September and October are the months to book, and a single-story exterior runs $280 to $480.

HARDNESS
128
mg/L · hard
SOURCE
Groundwater
UTILITY
Cherry Hill Township water system (New Jersey American Water serves adjoining Camden County areas)
POPULATION
74k
SCORE YOUR ZIP: 08002 · 08003 · 08034
WATER PROFILE

What the water means for the glass

No figure published by the township's own system was located, and the neighbouring utility's value describes a different system — one that disagrees with itself between units in any case. Nothing usable is on the table for this township, and none of it should be pressed into service. The parameter more likely to matter here is iron: coastal plain groundwater in this part of the state commonly carries it, and iron leaves a coloured stain that an acidic descaler will not necessarily lift and that scrubbing spreads rather than removes.

Cherry Hill tap water, by the numbers

Hardness128 mg/L as CaCO₃
2025 figure printed as 128 mg/L, or 7.48 grains per gallon, by the western system that serves part of the township; hard on the USGS ladder. Its standing typical-quality sheet prints 75 mg/L, as published by Cherry Hill Township water system (New Jersey American Water serves adjoining Camden County areas).
pH6.95–7.8
Iron0.03 mg/L
Manganese0.01 mg/L
Sodium21 mg/L
Disinfectantfree chlorine
Source and treatment71 wells in the Potomac-Raritan-Magothy, Mount Laurel-Wenonah and Englishtown aquifers, one Delaware River intake, and groundwater bought from Maple Shade · Coagulation and clarification, sedimentation, pre-ozonation, pressure sand filtration, granular activated carbon, permanganate, aeration, chlorination, pH adjustment, orthophosphate inhibitor, and sequestration for iron and manganese, per the EPA SDWIS federal record · No softening step.

Not in the report: alkalinity, corrosion index, chloride and total dissolved solids.

SOURCE · New Jersey American Water, Western System report on 2025 monitoring and Typical Water Quality sheet (PWSID NJ0327001), which serves Cherry Hill in part · How we source these numbers

WHAT THIS WATER MEANS FOR THE METHOD
FINAL RINSE
Pure water
Hardness 128 mg/L
RESIDUE
Mineral scale
Hardness up to 128 mg/L

How these calls are made

CLIMATE

When a wash holds

BEST MONTHS
May, Sep–Oct
FREEZE SEASON
Oct 28 – Apr 15
RAIN DAYS A YEAR
72
WASH IN
May, Oct
SMOKE MONTHS
Jun–Sep
JAN
41°
25°
5.4d
frost
FEB
44°
26°
5.4d
frost
MAR
52°
33°
6.6d
frost
APR
64°
42°
6.4d
frost
bloom
MAY
73°
51°
6.2d
WASH
JUN
82°
61°
6.7d
smoke
JUL
87°
66°
6.4d
smoke
AUG
85°
64°
6.5d
smoke
SEP
78°
57°
5.2d
smoke
OCT
66°
46°
5.6d
WASH
NOV
56°
36°
5.2d
frost
DEC
46°
29°
6.8d
frost
■ best monthsunder 3 freezing nightsdriest of the frost-free months
WASH = the calendar's picksbloom = spring first bloom (USA-NPN)smoke = 2+ smoke days, 2 of 3 yearsHow the calendar picks
d = days with 0.10 in or morefrost = 3+ nights below 32°Fhot = normal high 95°F or above
NOAA NCEI Climate Normals 1991–2020MT HOLLY S JERSEY AP · 14.1 kmNOAA HMS smoke 2023–25USA-NPN bloom 1991–2020

What sets the cleaning clock

Continental seasons close reliable exterior work through midwinter and leave road salt on the corridor frontages, so the spring reopening is the heaviest visit. Through the growing season the maturing canopy over the post-war neighbourhoods drives the residential interval, with honeydew and leaf drip on shaded elevations. Spring pollen gives one dead fortnight. Commercial frontages along the highways run on traffic film and need a shorter cycle than the residential streets.

NEW JERSEY SEASON BY SEASON →
WHAT'S DISTINCTIVE

What's specific to Cherry Hill

Cherry Hill is a groundwater township in a coastal plain county, and the utility attribution needs care — the township has its own system while a large investor-owned utility serves adjoining parts of the county. No township figure was located. The neighbouring utility's western system, which serves part of the township, reports 128 mg/L for 2025; its standing typical-quality sheet prints 75 mg/L and disagrees with itself between units. Coastal plain groundwater here commonly carries iron, which stains rather than scales. Above ground it is uniform post-war stock and unusually good route density.

Cherry Hill is a groundwater township in a coastal plain county, which puts it in a different category from the surface-fed cities across the river.

Utility attribution here needs care and is worth stating plainly: the township has its own water system, while a large investor-owned utility serves adjoining parts of the county, and a figure from one does not describe the other.

That distinction has caught this record before, and it is the same failure that put a private company's name on two Delaware cities it does not serve.

No figure published by the township's own system was located. The investor-owned utility's western system, covering nearby Camden and Burlington County municipalities, publishes 75 milligrams per litre on its standing water quality sheet.

That sheet disagrees with itself, which is worth knowing before anyone leans on it: 75 milligrams per litre converts to about 4.4 grains per gallon, while the same sheet gives 5.16 grains — an eighteen percent internal discrepancy between two units of one parameter.

So even the adjoining figure carries a caveat, and none of it is asserted as the township's.

The utility serving the surrounding area does publish one generally useful point: it does not soften its water, and hardness rises during dry spells before falling again once rain dilutes the sources.

Coastal plain groundwater in this part of the state commonly carries iron, and iron is the residue that changes method rather than hardness — it stains a rust colour rather than depositing white, and an acidic descaler will not necessarily lift it.

The township's building stock is unusually uniform. Most of it went up in a concentrated post-war boom, so glazing is consistent, access is generous and route density is achievable in a way older townships never manage.

That uniformity is the commercial shape of the market: repetitive residential work at volume rather than the varied heritage jobs that define the older river towns.

Mature planting has caught up with the post-war stock, so canopy loading is now a real factor in neighbourhoods laid out when the trees were saplings.

HOUSING STOCK

How old the glass is

MEDIAN YEAR BUILT
1968
BUILT BEFORE 1940
4%
BUILT 2010 OR LATER
6%
HOUSING UNITS
30,775
  • Before 1940 · 4%wood sash and older glass
  • 1940–1959 · 22%steel casements, early aluminium
  • 1960–1979 · 46%aluminium sliders, often single-pane
  • 1980–1999 · 17%double-pane units become standard
  • 2000–2009 · 4%vinyl frames, low-E spreading
  • 2010 or later · 6%low-E common: gentle cleaners only
US Census · ACS 2020–2024 · B25034Geography: Cherry Hill township
NEIGHBORHOODS

The city, by neighborhood

Barclay Farm
A large 1950s and 1960s planned development of consistent ranch and split-level housing. Repetitive stock, wide access and the best route density in the township.
The Census draws Barclay as its own statistical area inside the township: 4,607 residents, 1,706 homes, all detached and 98% owner-occupied, median build year 1962, median value $466,200 (ACS 2020 to 2024). via U.S. Census Bureau, ACS 2020-2024 5-year profile: Barclay CDP, checked Sep 2026
Old Orchard
Mid-century residential of similar vintage, with planting now well established. Straightforward glazing under increasing canopy.
The Route 70 and Route 38 corridors
The commercial spine of the township, post-1960 retail and office in quantity. Large modern frontages, generous parking and the most schedulable work in the market.
Route 70 and Route 38 through Cherry Hill each carry around 50,000 vehicles a day: 2024 medians of 51,992 and 47,139, with the busiest sections at 81,760 and 88,995. via U.S. Federal Highway Administration, Highway Performance Monitoring System 2024 traffic counts: Route 70 and Route 38 corridors (New Jersey), checked Sep 2026
Kingston Estates
Post-war residential with larger lots and heavier tree cover. Higher pane counts and more canopy loading than the township average.
Kingston Estates, a Census-designated place, not an incorporated city, has 2,570 homes whose median build year is 1962, and a median household income of $108,024. via U.S. Census Bureau, ACS 2020–2024 5-year profile: Kingston Estates CDP, checked Sep 2026
Erlton
The oldest part of the township, pre-war housing predating the post-war build-out. Original sash survives here where almost nowhere else locally.
Half the homes in Census Tract 6033.01, the tract at Erlton's USGS point, were built in 1965 or earlier, and 63% are single detached houses (ACS 2020 to 2024). via U.S. Census Bureau, ACS 2020–2024 5-year profile of the tract at Erlton: Census Tract 6033.01, Camden County, New Jersey · U.S. Geological Survey, Geographic Names Information System feature record: Erlton, populated place in Camden County, New Jersey, checked Sep 2026
The office parks
Post-1980 commercial development serving the Philadelphia market. Modern curtain wall at moderate height, facilities management and steady contract work.
WHAT IT COSTS

What window cleaning costs in Cherry Hill

PER PANE
$9–$14
WHOLE HOME EXT.
$280–$480
single-story baseline
MARKET TIER
secondary

Route density is the whole economics here and it is unusually good, because the post-war stock repeats and the streets were laid out for cars. That makes volume residential viable at rates an older township could not support. The highway corridors price on frequency rather than difficulty. Canopy is the variable that has been quietly increasing as the planting matures, and quotes written on the township's 1960s character now underestimate some of it.

THE LOCAL MARKET
HOUSEHOLD INCOME
$121,502
median household
HOME VALUE
$386,300
median, owner-occupied
OWNER-OCCUPIED
76.5%
of occupied homes
DETACHED HOUSES
66.9%
of 30,775 homes
IN 20+ UNIT BUILDINGS
16.2%
of all homes
CLEANING FIRMS (COUNTY)
114
Camden County · 2.2/10k people
MEDIAN CLEANER PAY · MAY 2025
$17.75/hr
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro

How we read the market

Doing it yourself

This is about as homeowner-friendly as a market gets — uniform single and two-storey stock, generous access and modern glazing across most of the township. The one thing worth knowing is diagnostic rather than technical: rust-coloured staining is an iron problem, not a hardness one, and reaching for a stronger descaler will not clear it while scrubbing will spread it. The office parks and highway commercial are contract work on facilities-management schedules.

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WHAT THE AIR CARRIES
COARSE DUST (PM10)
16.9 µg/m³
FINE PARTICLES (PM2.5)
6.5 µg/m³
SALT WATER
64.8 km
WILDFIRE SMOKE
27 days a year
SPRING BLOOM
Around April 20
CROPLAND (COUNTY)
3.6%
INDUSTRY (EPA TRI)
1 plant

2025 annual mean at the North East Waste (NEW) monitor, 3000 Lewis ST. (NEAR Bath ST.) Philadelphia, PA. 19137, 12 km north-west of the city (EPA site 42-101-0048).

2025 annual mean at the Pennsauken monitor, Camden Water Inc., 8999 Zimmerman Avenue, 10.4 km north-west of the city (EPA site 34-007-1007).

Largest air release: Mycone Dental Supply Co. Inc. Cherry Hill NJ, 616 Hollywood AVE (chemicals), inside the city limits, 1,410 lb in 2024.

How we measure the air

LOCAL RULES
HOSE AND WATER-USE RULES

New Jersey American Water supplies most of Cherry Hill, and its BPU-approved terms let the company shut off its mains and restrict water use whenever the public welfare requires. Its tariff also classes street sprinkling and other miscellaneous uses as metered sales, and charges at least $500 for any unauthorised use of its hydrants or other facilities.

New Jersey American Water tariff: Standard Terms and Conditions (4) and Miscellaneous Municipal Service · checked September 2026

WASH WATER AND STORM DRAINS

Cherry Hill's improper-disposal rule makes it an offense to spill, dump or dispose of any material other than stormwater into the township's storm sewers, and a separate rule bars illicit connections to them.

Cherry Hill Code §17-6.2: improper disposal of waste · Cherry Hill Code §17-6.1: illicit connections · checked September 2026

HISTORIC-DISTRICT GLASS

Cherry Hill's zoning ordinance lists its zones and overlays, from floodplain and stream buffer to transit-oriented and senior-housing overlays, and none is a historic district; its land-use agencies are the Planning Board and Zoning Board of Adjustment, with no historic preservation commission, so window replacement faces no local historic review.

Cherry Hill Code §40-301: establishment of zones · Cherry Hill Code Ch. 40, Article VI: agency establishment and rules · checked September 2026

WORKING AT HEIGHT

State rules: see New Jersey

How we check local rules

WHAT GETS ON THE GLASS

What actually shows up on Cherry Hill glass

Road salt aerosol
DEC-MAR

Heavy road salting in North and Central Jersey produces an aerosolized salt mist that deposits on ground-floor glass and corrodes aluminum and steel sash hardware over time. South Jersey is lighter on salting but the shore counties see substantial salt aerosol from the Atlantic year-round.

Coastal salt aerosol
YEAR-ROUND (PEAKS NOV-MAR)

The Atlantic shore counties — Monmouth, Ocean, Atlantic, Cape May — see salt aerosol year-round, with heaviest deposition during nor'easter season. The salt film cleans off easily but the cumulative effect on sash hardware and the post-Sandy aluminum-frame replacement stock is meaningful.

QUESTIONS WE GET

Cherry Hill, answered

How hard is the water in Cherry Hill, New Jersey?+

Cherry Hill runs on Cherry Hill Township water system (New Jersey American Water serves adjoining Camden County areas) groundwater at a published 128 mg/L (CaCO₃) — 2025 figure printed as 128 mg/L, or 7.48 grains per gallon, by the western system that serves part of the township; hard on the USGS ladder. Its standing typical-quality sheet prints 75 mg/L.

How much does window cleaning cost in Cherry Hill?+

Residential window cleaning in Cherry Hill typically runs $9–14 per pane or $280–480 for a standard single-story exterior. Route density is the whole economics here and it is unusually good, because the post-war stock repeats and the streets were laid out for cars.

When is the best time of year to clean windows in Cherry Hill?+

Cherry Hill's drier, frost-free months are May and September and October, by NOAA's 1991–2020 normals for the Mount Holly S Jersey Airport station, where December brings the most rain. The calendar on this page marks May (after the April 20 bloom) and October (after smoke season and before frost). Frost nights usually run from October 28 to April 15.

Can I rinse windows with Cherry Hill tap water?+

Not as the final rinse: Cherry Hill Township water system (New Jersey American Water serves adjoining Camden County areas) publishes hardness of 128 mg/L, enough to spot as it dries, so finish with pure water. Water left to dry leaves mineral scale; fresh spots lift with a mild acid. It draws on 71 wells in the Potomac-Raritan-Magothy.

Why do my windows look dirty so quickly in Cherry Hill?+

In Cherry Hill the dominant residue patterns include possible iron staining from coastal plain groundwater and canopy drip on maturing post-war neighbourhoods. Continental seasons close reliable exterior work through midwinter and leave road salt on the corridor frontages, so the spring reopening is the heaviest visit.

Do I need a professional to clean my windows in Cherry Hill?+

This is about as homeowner-friendly as a market gets — uniform single and two-storey stock, generous access and modern glazing across most of the township. The one thing worth knowing is diagnostic rather than technical: rust-coloured staining is an iron problem, not a hardness one, and reaching for a stronger descaler will not clear it while scrubbing will spread it.

What sets Barclay Farm apart for window cleaning in Cherry Hill?+

A large 1950s and 1960s planned development of consistent ranch and split-level housing. Repetitive stock, wide access and the best route density in the township. Old Orchard and The Route 70 and Route 38 corridors have their own housing stock and glazing as well.

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Written by Derek Giordano · Editorial team