Postal Codes

78621 ZIP Code

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ZIP code 78621 covers Elgin, Texas, with a population of about 27,860 and a median household income of $88,246.

Population
27,860157 per square mile
Median age
39.20.5 points above the US average
Median household income
$88,2461.2× the Texas median
Poverty rate
8.8%3.6 points below the US average
Typical home value
$292,474down 4% in five years
Median rent
$1,317about the Texas median
Degree or higher
23.9%11.1 points below the US average
Homeownership
80.6%15.6 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
376

Where 78621 is

Elgin, Texas — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population27,860
Median age39.2
Family households73%
Born outside the US16.9%
Speaks a language other than English at home36.6%
White (non-Hispanic)37.6%
Black (non-Hispanic)10.9%
Asian (non-Hispanic)0.4%
Hispanic or Latino45.6%
Veterans7.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$88,246
Income per person$37,564
Poverty rate8.8%
Households on SNAP or cash assistance6.7%

Household income distribution

Under $10k3.5%
$10–15k2.8%
$15–20k1.2%
$20–25k2.8%
$25–30k3.0%
$30–35k3.0%
$35–40k3.5%
$40–45k1.8%
$45–50k3.2%
$50–60k5.7%
$60–75k9.2%
$75–100k18.3%
$100–125k14.5%
$125–150k7.8%
$150–200k10.6%
$200k or more9.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed14,220
Mean adjusted gross income$66,128
Returns declaring $200,000 or more3.1%
Returns, under $25k26.6%
Returns, $25k–$50k28.2%
Returns, $50k–$75k19.0%
Returns, $75k–$100k10.1%
Returns, $100k–$200k13.1%
Returns, $200k or more3.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$262,300
Median gross rent$1,317
Rent as a share of household income22.8%
Owner-occupied80.6%
Vacant homes7.2%
Median year built1996

What the homes are

Detached house67.6%
Attached house2.3%
2 to 4 units3.7%
5 to 19 units0.4%
20 or more units0.9%
Mobile home23.7%
Boat, RV or van1.4%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$292,474as of 2026-07
Typical home value, 1 yeardown 6.8%
Typical home value, 5 yearsdown 4%
Typical home value, 10 yearsup 54.1%
Typical asking rent$1,816as of 2026-07
Typical asking rent, 1 yearup 2.2%
Typical home value since 2000
200020132026$394,178$118,020

$118,020 in 2000 to $292,474 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.2%
Bachelor's degree or higher23.9%
High school diploma or higher81.1%
Works from home16.7%
Drives to work alone73%
Takes public transport0%
Commutes 45 minutes or more41.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity39.6% 6.2 pts above the national average of 33.4%
Diagnosed diabetes13.2% 1.2 pts above the national average of 12%
Currently smokes14% 0.8 pts above the national average of 13.2%
High blood pressure34.5% same as the national average of 34.1%
Fair or poor general health24.1% 3.8 pts above the national average of 20.3%
No health insurance (18–64)21.8% 10.5 pts above the national average of 11.3%
Depression22.2% same as the national average of 21.9%
No leisure-time physical activity30.7% 5.3 pts above the national average of 25.4%
Arthritis23.2% 1.9 pts below the national average of 25.1%
Binge drinking17.2% 1.2 pts above the national average of 16%
Taking blood pressure medication74.7% same as the national average of 74.7%
Cancer (non-skin)6.4% 1.3 pts below the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease6.1% same as the national average of 6.2%
Routine check-up in past year73.3% 3.4 pts below the national average of 76.7%
Cholesterol screening84.7% 1.2 pts below the national average of 85.9%
Cognitive disability16.1% 1.3 pts above the national average of 14.8%
Colorectal screening59.3% 5 pts below the national average of 64.3%
COPD6.6% same as the national average of 6.6%
Visited a dentist51.5% 9.8 pts below the national average of 61.3%
Any disability32.8% 2.1 pts above the national average of 30.7%
Hearing disability6.7% same as the national average of 6.7%
High cholesterol36.6% same as the national average of 36.2%
Independent living disability9% 0.6 pts above the national average of 8.4%
Mammography use72.5% 3.4 pts below the national average of 75.9%
Poor mental health (14+ days)17.5% 0.7 pts above the national average of 16.8%
Mobility disability15.5% 1.5 pts above the national average of 14%
Poor physical health (14+ days)14.4% 0.9 pts above the national average of 13.5%
Self-care disability4.5% 0.5 pts above the national average of 4%
Sleeps under 7 hours35.7% 0.7 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost15.2% 2.2 pts above the national average of 13%
Vision disability6.6% 1 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments376
People employed4,214
Annual payroll$219,346,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 70.6% of US census tracts
FEMA ratingVery Low to Relatively High across the 12 census tracts this ZIP code covers
Expected annual loss72.1 out of 100
Community resilience37.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Drought95.1Relatively High at its worst in this ZIP code
Hail89.7Relatively High at its worst in this ZIP code
Tornado88.8Very High at its worst in this ZIP code
Wildfire85.5Relatively Low at its worst in this ZIP code
Winter weather76.7Relatively High at its worst in this ZIP code
Heat wave74.6Relatively High at its worst in this ZIP code
Cold wave73.8Very High at its worst in this ZIP code
River flooding73.1Relatively High at its worst in this ZIP code
Strong wind71.7Relatively High at its worst in this ZIP code
Lightning69.9Relatively High at its worst in this ZIP code
Hurricane60.6Relatively Moderate at its worst in this ZIP code
Landslide59.7Very Low at its worst in this ZIP code
Ice storm50.9Relatively Low at its worst in this ZIP code
Earthquake10.1Very Low at its worst in this ZIP code
Compared with Texas and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTexasUnited States
Median household income$88,246$76,292$78,538
Income per person$37,564$39,446$43,289
Poverty rate8.8%13.8%12.4%
Median home value$262,300$260,400$303,400
Median gross rent$1,317$1,339$1,348
Homeownership80.6%62.6%65%
Bachelor's degree or higher23.9%33.1%35%
Unemployment rate5.2%5.1%5.2%
Works from home16.7%12.8%13.5%
Born outside the US16.9%17.2%13.9%
Median age39.235.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationELGIN 1 N, TX US4.6 km away
Rain in a year36 in

Average high and low by month

January60.8°F / 39.2°F2.96 in rain
February64.3°F / 42.7°F2.06 in rain
March71.3°F / 49.4°F3.15 in rain
April78.5°F / 56.7°F2.73 in rain
May85.2°F / 64.8°F4.86 in rain
June91.8°F / 71.2°F2.98 in rain
July95°F / 73.3°F1.97 in rain
August96.2°F / 73°F2.32 in rain
September90°F / 67.9°F2.97 in rain
October81.3°F / 58.4°F4.02 in rain
November70.1°F / 48.7°F3.07 in rain
December62.2°F / 41.1°F3 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket8% of this ZIP code's area
Far from a supermarket8% of this ZIP code's area
No vehicle and far from a supermarket8% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 6 school districts, so the address decides which one, not the ZIP code.

Elgin Independent School District73.7% of this ZIP code's land area
Coupland Independent School District7.3% of this ZIP code's land area
Lexington Independent School District7.2% of this ZIP code's land area
Thrall Independent School District7.1% of this ZIP code's land area
Manor Independent School District2.2% of this ZIP code's land area
McDade Independent School District1.5% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability66more vulnerable than 66% of US census tracts
Socioeconomic status58more vulnerable than 58% of US census tracts
Household characteristics79more vulnerable than 79% of US census tracts
Racial and ethnic minority status61more vulnerable than 61% of US census tracts
Housing type and transport54more vulnerable than 54% of US census tracts
Walkability3.8 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

78650 Mc Dade, TX13.3 km away
78653 Manor, TX15.3 km away
78763 Austin, TX17.9 km away
78615 Coupland, TX18.3 km away
78602 Bastrop, TX21.9 km away
78725 Austin, TX25.2 km away
78724 Austin, TX25.7 km away
78691 Pflugerville, TX26.9 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Bastrop County62.6% of this ZIP code's land area
Travis County14.6% of this ZIP code's land area
Williamson County14.3% of this ZIP code's land area
Lee County8.6% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area177.72 sq mi
Water area0.96 sq mi
Population density157 people per sq mi
Latitude, longitude30.3231, -97.3737

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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