Zip lookup · TX

77521
Baytown, Texas.

Baytown, Harris County, TX · Houston-The Woodlands-Sugar Land, TX metro · population 69,038

What it costs per month · 77521 $1,327/mo

to buy the typical home at today's mortgage rate — +$617 (+87%) since Jan 2020.

What the home itself did
1 year
Down $2,208 -1%
$255,005$252,797 since Sep 2025
5 years
Up $26,204 +12%
$226,593$252,797 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 77521 $1,327 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 77521$1,327
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 32 years.

Typical home values in zip 77521 fell 0.9% over the past year — slower than the nation's +1.2%.

Asking rents in zip 77521 fell 1.3% over the past year — slower than the nation's +2.7%.

Owning the typical home in zip 77521 runs $365/mo more than renting one. The gap peaked at $502 in Oct 2023.

That is $1,911 a month against $1,547 rent: a $1,327 mortgage payment, plus $314 property tax and $271 insurance & upkeep.

Owning vs renting — zip 77521

The owning line is the typical home's monthly payment at that month's rate, plus property tax and insurance & upkeep; the renting line is the typical asking rent; the grey line is the mortgage payment on its own. Same homes, same months, both ways of paying for a roof.

$1,000 $1,500 $2,000 2018 2019 2020 2021 2022 2023 2024 2025 2026 Owning all in $1,911 Renting $1,547 Mortgage only $1,327
$1,000 $1,500 $2,000 2018 2022 2026
  • Owning all in$1,911
  • Renting$1,547
  • Mortgage only$1,327

Property tax · $314/mo 1.49% of value a year — the ACS 2020-2024 median bill over the median home value for 2 counties

Insurance & upkeep · $271/mo insurance, maintenance and repairs together, from the BLS Consumer Expenditure Survey — the national figure for mortgaged homeowners, scaled to this market's home value. BLS publishes the three bundled and they cannot be split.

Both are priced off the same month's home value, so they rise with the market. Neither is a quote — a specific home's bill depends on its assessment, its age and its insurer.

This zip spans 2 counties: Harris County, TX 77% · Chambers County, TX 23%

Zillow also publishes an index for the city itself: Baytown, TX — measured over the city limits, which is a different area from this zip.

Asking rent $1,547 as of Sep 2026
-1.3%year on year
Typical home value $252,797 as of Sep 2026
-0.9%year on year

Asking rent — 77521

Against the Houston-The Woodlands-Sugar Land, TX metro and the national benchmark.

$1,200 $1,400 $1,600 $1,800 2018 2019 2020 2021 2022 2023 2024 2025 2026 77521 $1,547 Houston $1,638 United States $1,932
$1,200 $1,400 $1,600 $1,800 2018 2022 2026
  • 77521$1,547
  • Houston$1,638
  • United States$1,932

Typical home value — 77521

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 77521 $252,797 Houston $302,832 United States $366,157
$200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 77521$252,797
  • Houston$302,832
  • United States$366,157

Within 20 miles

Showing 30 of 34 zips in range — sorting picks from all 34.

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
5.3 77520 Baytown 36,355 $1,190 $168,715
5.7 77562 Highlands 8,914 — $220,330
6.5 77523 Baytown 30,186 $2,035 $376,673
9.1 77530 Channelview 31,527 $1,788 $206,661
9.9 77532 Crosby 33,780 $1,891 $261,099
10.2 77571 La Porte 38,543 $1,640 $257,286
11.2 77049 Houston 40,418 $1,401 $238,473
12.7 77536 Deer Park 33,174 $1,945 $279,150
13.0 77015 Houston 58,415 $1,050 $198,236
14.1 77044 Houston 58,347 $1,859 $284,438
14.4 77503 Pasadena 23,866 $1,290 $201,719
15.2 77506 Pasadena 35,114 $1,331 $159,998
15.7 77505 Pasadena 23,174 $1,429 $311,787
16.0 77597 Wallisville 623 — $329,856
16.5 77586 Seabrook 23,807 $1,696 $345,872
16.6 77013 Houston 18,259 $830 $190,645
16.7 77535 Dayton 39,504 $1,599 $318,144
16.9 77502 Pasadena 36,371 $1,615 $204,381
17.1 77059 Houston 18,767 $2,697 $450,871
17.3 77547 Galena Park 9,217 $1,650 $155,776
17.5 77078 Houston 14,247 $1,490 $162,220
17.8 77346 Humble 79,538 $1,814 $307,801
17.8 77504 Pasadena 25,779 $1,251 $264,276
18.4 77029 Houston 16,154 $1,478 $145,918
19.0 77058 Houston 17,850 $1,425 $242,912
19.1 77587 South Houston 16,033 $1,400 $187,891
19.2 77017 Houston 29,640 $1,379 $181,641
19.4 77062 Houston 25,523 $1,594 $314,357
19.4 77565 Kemah 6,943 $1,496 $365,333
19.4 77034 Houston 36,456 $1,030 $220,202

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.