Pest control · St. Peters, Missouri

Pest control in St. Peters, MO

Termites, ants, roaches, scorpions or rodents? 68% of St. Peters's homes are detached houses^[1], and 12% were built since 2010. Request a licensed pest-control company that services the area. St. Peters, in St. Charles County — ZIPs 63376, 63304, counts 61,479 residents (2025 estimate)^[2].

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St. Peters pest control snapshot: the key figures

Population (2025 est.): 61,479^[2]+6.5% since 2020
County: St. Charles^[2]
Land area: 22.5 sq mi^[3]
Population density: 2,728 / sq mi^[2]^[3]
Detached single-family homes: 68%^[1]the 7th-lowest share of the 15 St. Louis–area suburbs we cover
Homes built 2010 or later: 12%^[1]the 5th-highest share of the 15 St. Louis–area suburbs we cover
People per square mile of land: 2,728^[2]^[3]the 8th-densest of the 15 St. Louis–area suburbs we cover
Households renting: 21%^[1]2020–2024
Population change, 2020–2025: +6.5%^[2]the 3rd-fastest-growing of the 15 St. Louis–area suburbs we cover
Land area: 22.5 sq mi^[3]city limits

Reading the St. Peters data for pest control

St. Peters is one of the fastest-growing St. Louis–metro suburbs tracked here: 61,479 people (2025 estimate), up 6.5% since 2020^[2]. It covers 22.5 square miles (2,728 residents per square mile, the 8th densest), sits entirely in St. Charles County, in ZIP codes 63376, 63304^[3].

Building amid 6.5% growth since 2020 pushes construction into previously open land, which stirs up the pests already living there — and denser housing gives them more neighboring homes to visit.

2 ZIP codes cover St. Peters — 63376 (85% of the city's land), 63304 (11% of the city's land)^[4].

The closest tracked neighbours are St. Charles (4.9 mi E), O'Fallon (6.3 mi W) and Maryland Heights (8.4 mi SE)^[3].

68% of St. Peters's 25,557 housing units are detached houses^[1] — the 7th-lowest share of the 15 St. Louis–area suburbs we cover; nearby, St. Charles (59%), O'Fallon (75%), and Maryland Heights (50%). With more attached housing, pests move between units — whole-building treatment matters more.

12% of homes were built in 2010 or later^[1] (the 5th-highest share of the 15 St. Louis–area suburbs we cover; St. Charles (15%), O'Fallon (20%), and Maryland Heights (6%) nearby), and population changed +6.5% from 2020 to 2025^[2]. Many owners here can still check for a builder termite pre-treatment and warranty.

About 2,728 people live per square mile of land across 22.5 square miles^[2]^[3] — the 8th-densest of the 15 St. Louis–area suburbs we cover. More yard between houses puts the focus on the foundation perimeter and entry points.

21% of households rent and 79% own^[1].

Measured against the 15 suburbs on this site, St. Peters records the 3rd-fastest growth since 2020 (6.5%)^[2].

Finding pest control help around St. Peters

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St. Peters by the numbers

How St. Peters stacks up against the median suburb we cover (median of 15)^[2]^[5]^[1]^[3]
Measure	St. Peters	Median of 15	Difference
Growth since 2020	6.5%	-1.3%	8 pts faster
Flood reports (10 mi)	8	14	6 fewer
Detached single-family	68%	75%	7 pts lower
Renter-occupied	21%	23%	2 pts lower
Median year built	1988	1977	11 years newer
Residents per sq mi	2,728	2,728	same as median

Largest differences first. Medians are the middle value across the covered St. Louis–area suburbs, from the same sources.

St. Peters and nearby suburbs, side by side^[2]^[3]^[3]
City	People / sq mi	Growth since 2020	Population
St. Peters	2,728	6.5%	61,479
St. Charles 4.9 mi	2,875	2.7%	72,561
O'Fallon 6.3 mi	3,101	5.2%	96,101
Maryland Heights 8.4 mi	1,259	-2.6%	27,559
Chesterfield 8.7 mi	1,550	-1.4%	49,309
Lake St. Louis 9.8 mi	2,233	14.4%	19,129

St. Peters housing and households^[1]
Measure	Value
Housing units	25,557
Detached single-family	17,332 (68%)
Occupied homes	24,591
Owner-occupied	19,435 (79%)
Renter-occupied	5,156 (21%)
Median home value	$269,900

ACS 2020–2024 estimates.

When St. Peters's 25,557 housing units were built^[1]
Built	Units	Share	Margin of error
2020 or later	364	1.4%	±130
2010 to 2019	2,595	10.2%	±384
2000 to 2009	3,348	13.1%	±562
1990 to 1999	4,956	19.4%	±503
1980 to 1989	7,831	30.6%	±645
1970 to 1979	5,274	20.6%	±508
1960 to 1969	492	1.9%	±150
1950 to 1959	285	1.1%	±100
1940 to 1949	160	0.6%	±114
1939 or earlier	252	1.0%	±133

ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.

ZIP code areas covering St. Peters^[4]
ZIP (ZCTA)	Share of St. Peters's land	Share of the ZIP inside the city
63376	85%	48%
63304	11%	5%

pest control questions from St. Peters homeowners

My St. Peters home is new — do I need termite protection?

Check your closing documents for a builder termite pre-treatment and warranty first. 12% of St. Peters homes were built in 2010 or later^[1].

I rent in St. Peters. Who pays for pest control?

Your lease decides. 21% of St. Peters households rent^[1].

Which areas does this page cover?

ZIP 63376 and 63304^[4], St. Charles County. Nearest suburbs with their own pages: St. Charles (4.9 mi), O'Fallon (6.3 mi), and Maryland Heights (8.4 mi)^[3].

My St. Peters home is fairly new — could the termite pre-treatment still be under warranty?

Possibly: 12% of St. Peters's housing units were built in 2010 or later^[1], the 5th-highest share of the 15 St. Louis–area suburbs we cover. Check your closing paperwork for warranties before paying for a repair.

Sources

Data pulled Sep 28, 2026. Full citations and method.