Pest control · Baytown, Texas
Pest control in Baytown, TX
Termites, ants, roaches, scorpions or rodents? 59% of Baytown's homes are detached houses[1], and 15% were built since 2010. Request a licensed pest-control company that services the area. Baytown, in Harris County and Chambers County — ZIPs 77521, 77520, 77523, counts 86,561 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.
The Baytown pest control picture in brief
- Population (2025 est.)
- 86,561[2]+1.2% since 2020
- County
- Harris / Chambers[2]city spans more than one county
- Land area
- 40.0 sq mi[3]
- Detached single-family homes
- 59%[1]the 7th-lowest share of the 15 Houston-area suburbs we cover
- Homes built 2010 or later
- 15%[1]the 7th-lowest share of the 15 Houston-area suburbs we cover
- Households renting
- 48%[1]2020–2024
- Population change, 2020–2025
- +1.2%[2]the 6th-slowest-growing of the 15 Houston-area suburbs we cover
- Land area
- 40.0 sq mi[3]city limits
What the local data means for pest control in Baytown
Baytown counts 86,561 residents (2025 estimate), growing at a middle-of-the-pack 1.2% since 2020[2]. The city spans 40.0 square miles at 2,164 residents per square mile (the 6th densest) and spans Harris County and Chambers County, served by ZIP codes 77521, 77520, 77523[3].
Building amid 1.2% 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.
Mail to Baytown goes through 3 ZIP codes — 77521 (47% of the city's land), 77520 (38% of the city's land), 77523 (15% of the city's land)[4].
The closest tracked neighbours are La Porte (8.3 mi SW), Pasadena (13.4 mi SW) and League City (20.8 mi SW)[3].
59% of Baytown's 34,125 housing units are detached houses[1] — the 7th-lowest share of the 15 Houston-area suburbs we cover; nearby, La Porte (74%), Pasadena (58%), and League City (77%). With more attached housing, pests move between units — whole-building treatment matters more.
15% of homes were built in 2010 or later[1] (the 7th-lowest share of the 15 Houston-area suburbs we cover; La Porte (12%), Pasadena (7%), and League City (27%) nearby), and population changed +1.2% from 2020 to 2025[2]. Most houses here are past any builder termite warranty.
About 2,164 people live per square mile of land across 40.0 square miles[2][3] — the 6th-densest of the 15 Houston-area suburbs we cover. More yard between houses puts the focus on the foundation perimeter and entry points.
48% of households rent and 52% own[1]. Renters: check the lease for who handles pest control.
Measured against the 15 suburbs on this site, Baytown records the 3rd-oldest housing (by median year built) (1981)[1].
Finding pest control help around Baytown
Requests go to Pest control contractors serving the Baytown area — ZIP codes 77521, 77520, 77523.
Before reaching out: choosing a pest-control plan
Baytown by the numbers
| Measure | Baytown | Median of 15 | Difference |
|---|---|---|---|
| Growth since 2020 | 1.2% | 4.2% | 3 pts slower |
| Flood reports (10 mi) | 12 | 15 | 3 fewer |
| Detached single-family | 59% | 69% | 10 pts lower |
| Renter-occupied | 48% | 43% | 4 pts higher |
| Residents per sq mi | 2,164 | 2,008 | 8% denser |
| Median year built | 1981 | 1993 | 12 years older |
Largest differences first. Medians are the middle value across the covered Houston-area suburbs, from the same sources.
| City | People / sq mi | Growth since 2020 | Population |
|---|---|---|---|
| Baytown | 2,164 | 1.2% | 86,561 |
| La Porte 8.3 mi | 2,042 | 8.1% | 37,983 |
| Pasadena 13.4 mi | 3,400 | -2.2% | 148,539 |
| League City 20.8 mi | 2,335 | 4.9% | 119,905 |
| Friendswood 22.6 mi | 2,008 | 0.6% | 41,319 |
| Texas City 23.3 mi | 901 | 15.2% | 59,733 |
| Measure | Value |
|---|---|
| Housing units | 34,125 |
| Detached single-family | 20,029 (59%) |
| Occupied homes | 30,964 |
| Owner-occupied | 16,191 (52%) |
| Renter-occupied | 14,773 (48%) |
| Median home value | $197,300 |
ACS 2020–2024 estimates.
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 635 | 1.9% | ±201 |
| 2010 to 2019 | 4,626 | 13.6% | ±635 |
| 2000 to 2009 | 4,489 | 13.2% | ±698 |
| 1990 to 1999 | 2,993 | 8.8% | ±450 |
| 1980 to 1989 | 4,769 | 14.0% | ±805 |
| 1970 to 1979 | 5,264 | 15.4% | ±792 |
| 1960 to 1969 | 4,343 | 12.7% | ±606 |
| 1950 to 1959 | 3,620 | 10.6% | ±468 |
| 1940 to 1949 | 2,399 | 7.0% | ±384 |
| 1939 or earlier | 987 | 2.9% | ±296 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| ZIP (ZCTA) | Share of Baytown's land | Share of the ZIP inside the city |
|---|---|---|
| 77521 | 47% | 35% |
| 77520 | 38% | 67% |
| 77523 | 15% | 7% |
Common Baytown pest control questions
My Baytown home is new — do I need termite protection?
Check your closing documents for a builder termite pre-treatment and warranty first. 15% of Baytown homes were built in 2010 or later[1].
I rent in Baytown. Who pays for pest control?
Your lease decides. 48% of Baytown households rent[1].
Which areas does this page cover?
ZIP 77521, 77520, and 77523[4], Harris County. Nearest suburbs with their own pages: La Porte (8.3 mi), Pasadena (13.4 mi), and League City (20.8 mi)[3].
A lot of Baytown homes predate 1980 — what does that mean for termite pre-treatment work?
49% of Baytown's housing units were built before 1980, 20.5% before 1960[1] — the 3rd-highest share of the 15 Houston-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.
I rent in Baytown. Who arranges the repair?
48% of occupied Baytown homes are rented[1], the 4th-highest share of the 15 Houston-area suburbs we cover. Tell your landlord or property manager in writing first; your lease says who arranges repairs.
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.