Pest control · Webster Groves, Missouri
Pest control in Webster Groves, MO
Termites, ants, roaches, scorpions or rodents? 79% of Webster Groves's homes are detached houses[1], and 3% were built since 2010. Request a licensed pest-control company that services the area. Webster Groves, in St. Louis County — ZIP 63119, counts 23,450 residents (2025 estimate)[2].
Request helpDo you need a pest pro, or can you handle it?
Answer a few questions to see what to do first.
Webster Groves at a glance for pest control
- Population (2025 est.)
- 23,450[2]-2.3% since 2020
- County
- St. Louis[2]
- Land area
- 5.9 sq mi[3]
- Detached single-family homes
- 79%[1]the 4th-highest share of the 15 St. Louis–area suburbs we cover
- Homes built 2010 or later
- 3%[1]the 4th-lowest share of the 15 St. Louis–area suburbs we cover
- Households renting
- 24%[1]2020–2024
- Population change, 2020–2025
- -2.3%[2]the 5th-slowest-growing of the 15 St. Louis–area suburbs we cover
- Land area
- 5.9 sq mi[3]city limits
What the local data means for pest control in Webster Groves
Webster Groves is one of the most established suburbs tracked here — 23,450 people (2025 estimate), down just 2.3% since 2020[2]. On the map that's 5.9 square miles holding 3,967 residents per square mile, the 3rd densest of the suburbs here; it sits entirely in St. Louis County, with ZIP code 63119[3].
Building amid 2.3% decline 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.
63119 is the city's single ZIP code[4].
The closest tracked neighbours are Kirkwood (3.6 mi W), University City (5.6 mi N) and Ballwin (10.6 mi W)[3].
79% of Webster Groves's 9,921 housing units are detached houses[1] — the 4th-highest share of the 15 St. Louis–area suburbs we cover; nearby, Kirkwood (75%), University City (61%), and Ballwin (81%). Perimeter, slab-edge and termite plans are mostly individual homeowner decisions here.
3% of homes were built in 2010 or later[1] (the 4th-lowest share of the 15 St. Louis–area suburbs we cover; Kirkwood (9%), University City (4%), and Ballwin (3%) nearby), and population changed -2.3% from 2020 to 2025[2]. Most houses here are past any builder termite warranty.
About 3,967 people live per square mile of land across 5.9 square miles[2][3] — the 3rd-densest of the 15 St. Louis–area suburbs we cover. Close neighbours share fences, walls and pest pressure.
24% of households rent and 76% own[1].
Out of the 15 suburbs on this site, Webster Groves has the 2nd-oldest housing (by median year built) (1952)[1], the 2nd-most flood reports nearby (21)[5], and the 3rd-densest settlement (3,967)[2][3].
pest control help in Webster Groves: what to do next
Pest control contractors taking requests around Webster Groves cover ZIP code 63119.
Before reaching out: choosing a pest-control plan
Webster Groves by the numbers
| Measure | Webster Groves | Median of 15 | Difference |
|---|---|---|---|
| Growth since 2020 | -2.3% | -1.3% | 1 pts slower |
| Flood reports (10 mi) | 21 | 14 | 7 more |
| Residents per sq mi | 3,967 | 2,728 | 45% denser |
| Detached single-family | 79% | 75% | 5 pts higher |
| Renter-occupied | 24% | 23% | 1 pts higher |
| Median year built | 1952 | 1977 | 25 years older |
Largest differences first. Medians are the middle value across the covered St. Louis–area suburbs, from the same sources.
| City | People / sq mi | Growth since 2020 | Population |
|---|---|---|---|
| Webster Groves | 3,967 | -2.3% | 23,450 |
| Kirkwood 3.6 mi | 3,194 | -0.5% | 29,331 |
| University City 5.6 mi | 5,893 | -1.6% | 34,657 |
| Ballwin 10.6 mi | 3,402 | -2.5% | 30,901 |
| Maryland Heights 11.0 mi | 1,259 | -2.6% | 27,559 |
| Arnold 11.1 mi | 1,827 | 0.5% | 20,994 |
| Measure | Value |
|---|---|
| Housing units | 9,921 |
| Detached single-family | 7,876 (79%) |
| Occupied homes | 9,446 |
| Owner-occupied | 7,186 (76%) |
| Renter-occupied | 2,260 (24%) |
| Median home value | $387,600 |
ACS 2020–2024 estimates.
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 106 | 1.1% | ±63 |
| 2010 to 2019 | 212 | 2.1% | ±74 |
| 2000 to 2009 | 219 | 2.2% | ±100 |
| 1990 to 1999 | 719 | 7.2% | ±260 |
| 1980 to 1989 | 680 | 6.9% | ±225 |
| 1970 to 1979 | 528 | 5.3% | ±168 |
| 1960 to 1969 | 698 | 7.0% | ±376 |
| 1950 to 1959 | 2,154 | 21.7% | ±303 |
| 1940 to 1949 | 1,126 | 11.3% | ±263 |
| 1939 or earlier | 3,479 | 35.1% | ±288 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| ZIP (ZCTA) | Share of Webster Groves's land | Share of the ZIP inside the city |
|---|---|---|
| 63119 | 99% | 70% |
Webster Groves pest control questions
My Webster Groves home is new — do I need termite protection?
Check your closing documents for a builder termite pre-treatment and warranty first. 3% of Webster Groves homes were built in 2010 or later[1].
I rent in Webster Groves. Who pays for pest control?
Your lease decides. 24% of Webster Groves households rent[1].
Which areas does this page cover?
ZIP 63119[4], St. Louis County. Nearest suburbs with their own pages: Kirkwood (3.6 mi), University City (5.6 mi), and Ballwin (10.6 mi)[3].
A lot of Webster Groves homes predate 1980 — what does that mean for termite pre-treatment work?
80% of Webster Groves's housing units were built before 1980, 68.1% before 1960[1] — the 3rd-highest share of the 15 St. Louis–area suburbs we cover. Older houses tend to have more gaps at the foundation, eaves and utility penetrations — ask the inspector to show you the entry points, not just treat.
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- Census 2020 ZCTA–place file
- NOAA Storm Events Database
Data pulled Sep 28, 2026. Full citations and method.