Across seven Katy-area ZIP codes, the total number of confirmed positive coronavirus cases since the beginning of the pandemic increased to 1,009 on May 28.

Texas began reporting confirmed positive cases March 6 in Harris and Fort Bend counties, according to data from the Texas Department of State Health Services.

Harris, Fort Bend and Waller counties began providing total case numbers, rather than ranges, at the ZIP code level beginning April 20. On that date, the Katy area had a total of 405 confirmed positive coronavirus cases across its seven ZIP codes.

The ZIP code-level data comes from Harris, Fort Bend and Waller counties’ respective COVID-19 information dashboards. The total number of tests administered in each ZIP code is not immediately available.

Only Harris and Waller counties are providing data on recoveries, deaths and active cases on the ZIP code level. Together, they report a total of 513 recoveries and eight deaths out of 871 total confirmed cases.


Below is a breakdown of the coronavirus case data for Katy’s three counties.

Note that, of the seven ZIP codes, 77449, 77084 and 77094 fall fully in Harris County. ZIP code 77441 falls fully in Fort Bend County. However, ZIP code 77493 falls within Harris and Waller counties; ZIP code 77450 falls within Harris and Fort Bend counties; and ZIP code 77494 falls within Harris, Fort Bend and Waller counties.

Harris County

The Harris County 2019 novel coronavirus dashboard reports a total of 348 active cases in six Katy-area ZIP codes as of 6:30 p.m. May 28.

Additionally, out of the 866 confirmed positive coronavirus cases since the beginning of the pandemic, there have been 510 recoveries and eight deaths in the Katy-area ZIP codes in Harris County.
Countywide, Harris County has a total of 11,770 confirmed cases, of which 4,661 have recovered and 224 have died. There are 6,885 active cases in the county.

The DSHS reports a total of 154,894 tests were administered in Harris County from April 21-May 27. This is an daily increase of 1,928.


The DSHS does not indicate whether these totals include diagnostic tests, antibody tests or both.

Fort Bend County

Fort Bend County’s Community Impact Dashboard is only reporting the total number of confirmed positive coronavirus cases since the beginning of the pandemic on the ZIP code level.

According to data available at 6:30 p.m. May 28, the county is reporting a total of 138 cumulative confirmed positive COVID-19 cases in its three Katy-area ZIP codes. This is a daily increase of one.
Countywide, Fort Bend County reports a total of 1,783 confirmed cases, of which 574 have recovered and 41 have died. There are 1,168 active cases in the county.

The DSHS reports a total of 50,762 tests were administered in Fort Bend County from April 21-May 27. This is a daily increase of 487.

Fort Bend County reports it has performed a total of 11,430 tests at its county-run sites since March 30. This is an increase of 442 from data reported yesterday.


Neither the DSHS nor the county indicate whether these totals include diagnostic tests, antibody tests or both.

Waller County

Waller County Judge Trey Duhon stated in a 5:49 p.m. May 28 Facebook post that the county has a new Katy-area case in ZIP code 77493 that was not reported yesterday.

This brings the the total number of confirmed COVID-19 cases to five in two Katy-area ZIP codes in Waller County, a day-over-day increase of one. The county had not reported a change in Katy-area cases since May 19.

Three of the five cases in the Katy area have recovered. There have been no deaths.
Countywide, Duhon reports Waller County has a total of 55 confirmed cases, 19 of which are active.

However, the Waller County COVID-19 webpage reports a total 53 confirmed cases, 35 of which have recovered and none of which have died.


DSHS reports 772 tests were administered in Waller County from April 21-May 27. This is a daily increase of 16. DSHS does not indicate whether these totals include diagnostic tests, antibody tests or both.