ZIP code profile · 2024 county data

ZIP Code 77021

Harris County, Texas: Census demographics for this ZIP plus the containing county's FBI UCR crime rate.

Data updated 2026-09-05

699
Property rate /100K (county)
25,500
Population (ZIP)
162
Violent rate /100K (county)

Is ZIP code 77021 safe? Honest data snapshot

ZIP code 77021 sits within Harris County, TX, a county whose reported crime runs below the national average (see the county-level FBI figures below, not a ZIP-specific calculation).

Reported crime here runs well below the national average: 162 violent incidents and 699 property incidents per 100,000 residents in 2024, per county-level agency submissions.

ZIP 77021 carries a Census-reported population of 25,500, ranking #89 of 132 ZIPs in Harris County, spread across 6.08 square miles (about 4,194 people per square mile). For a full breakdown of Harris County's crime categories and year-over-year trend, see the Harris County crime page linked below.

ZIP 77021 has no FBI-native crime rate (postal codes are not police jurisdictions). The property-led county proxy above is from Harris County agency submissions; see methodology for the ZCTA plurality map. Methodology.

ZIP 77021 Census context

These are ZIP/ZCTA demographic estimates, separate from the county-level FBI proxy above. They describe the local settlement, not a crime rate.

Median household income
$46,508
Median age
34.6 years
Owner-occupied homes
37%
Occupied homes
10,935
Median home value
$163,300
Bachelor's degree or higher
33.1%
Poverty rate
28.2%
Unemployment rate
11.5%

ZIP 77021's median home value of $163,300 sits higher than 45% of the 1,647 TX ZIPs with a reported value, roughly mid-range for the state.

Source: U.S. Census Bureau, ACS 2022 5-year ZCTA estimates (income, age, housing tenure, home value, education, and unemployment).

How useful is the county proxy for ZIP 77021?

Within the participating-agency records for Harris County, reported violent and property crime rates both sit below their U.S. benchmarks: violent crime is 54% below and property crime is 59% below. The two submitted measures point in the same direction, but they do not establish complete county coverage or turn the result into a ZIP-level rating for 77021. Both comparisons use the same 2024 county reporting population and FBI-submitted counts, so the two directions are internally comparable for this release, not evidence about a different year.

77021 is a densely settled part of the county at about 4,194 people per square mile. Density is not a crime predictor on its own; it only shows why a county-wide average can conceal a very different local setting inside this ZIP.

Harris County UCR book ZIP 77021 inherits

ZIP 77021 itself is about 4,194 people per Census sq mi across 6.1 sq mi (25,500 residents), a postal settlement fact independent of the county UCR proxy.

ZIP 77021 is about 0.5% of the county reporting population (25,500 of 4,731,145), so most of the denominator and submitted incidents sit outside this postal code.

Harris County leans on larceny-theft at 54% of reported offenses (mix index 3,453). ZIP 77021 has no separate FBI offense book.

Harris County 2024 vs 2023: violent counts -25% vs 2023; property counts -35% vs 2023. Year-over-year moves are county agency submissions, still not ZIP-native.

Harris County offense mix (2024)

Mix index is HHI × 10,000 on county offense-type shares. Distinct from the per-100K rates in the hero; still county-agency data, not a ZIP-native FBI table.

Nationwide peers for ZIP 77021

Similar county violent rate (~162/100K)

Similar Census population (~25,500)

County detail: Harris County · State atlas: Texas

Sources: U.S. Census Bureau (ZIP population, land area, 2020 ZCTA-to-county relationship file, ACS 5-year estimates) and FBI Uniform Crime Reporting (UCR) Program, Crime in the United States (CIUS) Table 10 (county-level crime, attributed via ZIP-to-county crosswalk).

Verify with Census.gov Geography and FBI.gov UCR.

Read our methodology , how this data is sourced, computed, and verified.

Every figure on PlainCrime is rendered directly from FBI Uniform Crime Reporting (UCR) source data, no number is typed in by an editor. This page combines Census ZIP-level figures with a ZIP-to-county crosswalk to attribute FBI UCR crime data honestly, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.