School Cleaning Services in Delaware

What cleaning costs in Delaware

Work the arithmetic from the wage rather than from a price list. A typical 60,000 sq ft elementary school has roughly 51,420 sq ft of cleanable floor. At APPA Service Level 4 — the level most districts actually buy — that is about 12.6 productive hours a night, five nights a week across 185 session nights plus break coverage.

Median wage, Delaware	$16.98/hr
Loaded wage (payroll taxes, workers comp, PTO, uniforms, training — ×1.22)	$20.72/hr
Paid hours per year, incl. 12% relief factor	2,721 hrs
Direct labour	$56,370
Site lead, consumables, equipment, supervision, QC, vehicle	$33,700
Summer deep clean	$13,093
Indicative annual price, Level 4 with summer deep clean	$129,000
Per square foot, per month	$0.179

The same building at three service levels

APPA service level	Hours/night	Per year	$/sq ft/mo
APPA Level 2 — ordinary tidiness	20.6	$173,500	0.241
APPA Level 3 — casual inattention	15.4	$144,500	0.201
APPA Level 4 — what most districts buy	12.6	$129,000	0.179

Budgeting estimate, not a quotation. Assumes contractor-supplied consumables and no day porter; a full-time day porter typically adds $30,000–$55,000 a year. Wage from BLS OEWS May 2025. Burden, relief factor and overhead multipliers are industry estimates and vary by employer. The real number comes from a timed walk-through.

Most Delaware districts are small — and that changes who can serve them

Of the 43 districts in Delaware, 29 (67%) run five schools or fewer. National contractors are built around large portfolios; a district with two or three buildings is usually served better, and priced better, by a contractor who is not spreading regional management across eighty sites.

Schools in the district	Districts in DE	Share
1-2	26	60%
3-5	3	7%
6-10	6	14%
11-20	5	12%
21-50	3	7%
50+	0	0%

Janitorial pay across Delaware

Contract cleaning competes for the same labour pool as in-house custodial staff. These are the percentiles that set your floor:

BLS Occupational Employment and Wage Statistics, May 2025, SOC 37-2011, cross-industry. Mean hourly for Delaware is $18.21 — a different statistic from the median and usually higher.

Largest districts in Delaware

NCES Common Core of Data 2024 via the Urban Institute Education Data Portal.

Private and independent schools in Delaware

Alongside the public system, Delaware has 120 private schools teaching 15,688 students, averaging 131 pupils each. 71 of them have fewer than 50 students. 18 are Catholic. These buy differently from districts: no sealed-bid statute, no board warrant cycle, and a business manager who can agree a scope in a fortnight.

A 16,000 sq ft independent school in Delaware, cleaned nightly at Level 4 with the summer block and sitting inside a route with three or four other accounts, runs around $34,500 a year (0.179/sq ft/month). Small buildings price above the per-square-foot rate quoted for large ones — supervision, equipment and insurance do not scale down with the floor area.

NCES Private School Universe Survey 2023-24.

How private school cleaning works →

Metro areas we cover in Delaware

• Dover · 51 schools

How we work in Delaware

We clean schools with crews we employ directly in the markets we staff, and through vetted partner contractors everywhere else. Either way you sign one contract with us, you get one point of contact, and we carry the insurance and the background-check obligation. When you ask for a quote we will tell you which of the two it would be in your town — before you sign, not after.

Every person who enters a school is screened before their first shift, whatever the state statute requires. Scope is written to a named APPA service level with a work-loading table showing the hours behind it, so you can see exactly what you are buying instead of comparing two numbers on a bid tab.