City

ZIP codes in Houston, Texas

Houston is a city in Harris County, Texas, with a population of 2,304,580, about 7.9% of the state's residents, at roughly 3,596 people per square mile. It has 178 ZIP codes, uses area codes 281, 346, 713 and 832 and follows Central Time.

Houston at a glance · Data updated September 27, 2026

2,304,580
Residents: 178
ZIP codes: 930,404
Households: $64,813
Median household income: 34.4
Median age: 641
Square miles

View all 178 ZIP codes

Each shape is a residential ZIP code area (circles mark areas without an outline). Select one for details.

Houston compared with Texas

of Texas's population lives in Houston

3,596 / sq mi

population density, compared with 109 / sq mi across Texas

19% below

the Texas median household income ($79,721)

All 178 ZIP codes in Houston

Select a ZIP code to see its map and demographics.


PO Box	—	—	—
Standard	19,844	$86,394	35.2
Standard	11,874	$83,980	36.1
Standard	37,005	$71,199	35
Standard	28,241	$229,267	35.9
Standard	24,129	$106,533	33.8
Standard	42,908	$144,911	33.1
Standard	36,631	$143,229	35.5
Standard	36,425	$83,148	38.2
Standard	883	$189,315	39.9
Standard	16,841	$50,133	40.4
Standard	18,397	$45,025	34.3
Standard	16,815	$47,060	35.5
Standard	35,161	$55,589	32.6
Standard	57,106	$57,753	30
Standard	29,966	$47,677	36.8
Standard	31,659	$51,079	33.5
Standard	27,870	$127,017	36
Standard	24,136	$116,423	36.6
Standard	24,846	$50,119	38.6
Standard	28,055	$45,574	36.5
Standard	28,748	$52,739	36.1
Standard	26,780	$51,430	37
Standard	39,565	$136,149	43.5
Standard	28,510	$81,008	39.8
Standard	23,405	$39,211	36.7
Standard	18,987	$103,812	36.5
Standard	18,701	$38,357	30.7
Standard	17,044	$48,279	38.9
Standard	13,221	$77,336	32.6
Standard	15,678	$47,162	36.8
Standard	13,497	$43,725	27.4
Standard	28,369	$38,071	31.7
Standard	38,186	$58,217	34.5
Standard	37,417	$58,686	34.9
Standard	75,870	$45,716	31.5
Standard	19,569	$58,750	31.6
Standard	30,483	$57,232	30.5
Standard	28,740	$47,119	32.8
Standard	49,524	$65,028	34.4
Standard	35,958	$77,083	39.1
Standard	41,177	$59,097	34.4
Standard	26,281	$79,359	35.7
Standard	55,665	$95,000	33.2
Standard	32,411	$59,688	35.9
Standard	1,742	$131,932	39.9
Standard	32,088	$78,538	34
Standard	20,536	$56,747	30.9
Standard	38,788	$62,971	30.3
Standard	5,004	$37,009	29.5
Standard	18,323	$37,415	32.4
PO Box	—	—	—
Standard	30,350	$66,510	38.2
Standard	24,419	$62,106	31.1
Standard	42,766	$74,369	35.2
Standard	24,115	$93,499	43.1
Standard	43,669	$66,971	33.5
Standard	19,442	$68,722	38.5
Standard	18,568	$161,944	46.7
Standard	42,707	$40,435	28.6
Standard	23,398	$45,115	35.1
Standard	25,095	$103,889	38.6
Standard	38,298	$59,113	33.7
Standard	48,243	$81,658	34.5
Standard	37,144	$74,605	37.5
Standard	34,443	$87,138	33.9
Standard	31,729	$52,032	32.9
Standard	11,764	$86,028	33.8
Standard	19,299	$80,257	35
Standard	52,943	$77,397	35
Standard	26,949	$54,139	39.6
Standard	56,271	$51,070	35.7
Standard	46,071	$78,592	31
Standard	40,199	$47,810	33.1
Standard	38,873	$69,191	33.1
Standard	32,349	$42,522	30.5
Standard	61,302	$72,871	35.8
Standard	14,855	$39,093	34.9
Standard	36,404	$101,995	34.7
Standard	45,428	$62,134	33.1
Standard	48,293	$43,251	28.5
Standard	57,493	$62,455	34
Standard	73,763	$64,418	36.2
Standard	109,808	$80,575	34.1
Standard	17,785	$68,470	40.3
Standard	29,366	$58,200	33.9
Standard	34,654	$52,847	36.5
Standard	54,320	$54,411	32.7
Standard	56,994	$88,140	34.6
Standard	42,285	$50,903	30.6
Standard	28,020	$35,432	33.9
Standard	34,903	$58,728	33.4
Standard	47,736	$46,766	32.2
Standard	11,150	$139,932	46.7
Standard	71,206	$91,594	39.8
Standard	34,510	$82,852	36.4
Standard	15,717	$116,650	37.3
Standard	49,849	$49,396	33.9
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Unique	4,280	—	20.2
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How Houston ranks

Population: 2,304,580 — 1st of 53 cities in Texas (among the largest cities we cover).
Median household income: $64,813 — 36th of 53 cities in Texas.
Median age: 34.4 — 27th of 53 cities in Texas.
Share of adults with a bachelor's degree: 36.6% — 22nd of 53 cities in Texas.
Population density: 3,596/sq mi — 10th of 53 cities in Texas.

Inside Houston's ZIP codes

Of the 178 ZIP codes tied to Houston, 96 (54%) are standard delivery areas that cover real neighborhoods; the rest are 77 PO Box and 5 unique-organization codes that serve mailboxes or single large recipients rather than residents.

Residents are spread across 96 populated ZIP codes. The largest, 77084, holds 109,808 people (3% of the city's ZIP-level population), and the three largest together hold 8%. Population is spread thinly and evenly across many codes.

Income varies by ZIP code: 77005 has the highest median household income at $229,267, while 77091 has the lowest at $35,432, a gap of 6.5×.

The oldest ZIP-code population is in 77059 (median age 46.7); the youngest is in 77032 (median age 27.4).

77046 is the most densely settled ZIP code at about 16,264 people per square mile, compared with 584 in 77032.

Compared with similar Texas cities

City	Population	Median income	Median age	ZIP codes
Houston	2,304,580	$64,813	34.4	178
San Antonio →	1,434,625	$65,056	34.9	83
Dallas →	1,304,379	$70,518	33.4	105
Austin →	961,855	$93,658	34.7	73
Fort Worth →	918,915	$79,507	33.6	56
El Paso →	678,815	$59,745	34.5	136
Arlington →	394,266	$75,171	33.7	19

All Texas cities →

Frequently asked questions about ZIP codes in Houston

How many ZIP codes does Houston have?+

Houston has 178 ZIP codes: 96 standard, 77 PO Box and 5 unique-organization. Only standard ZIP codes cover residential areas; 96 of them have residents according to the Census.

Which ZIP code in Houston has the most people?+

77084 is the most populated, with 109,808 residents and a median household income of $80,575.

What is the median household income in Houston?+

$64,813, which is 19% below the Texas median. By ZIP code it ranges from $35,432 in 77091 to $229,267 in 77005.

How big is Houston compared with other Texas cities?+

Houston is the 1st largest of the 53 Texas cities we cover, with 2,304,580 residents.

What time zone and area codes does Houston use?+

Houston is in the Central Time zone and uses area codes 281, 346, 713 and 832.