Postal Codes

Código postal 21157

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El código postal 21157 cubre Westminster, Maryland, con una población de unos 40,191 y un ingreso medio del hogar de $102,835.

Población
40,191517 per square mile
Edad media
41.83.1 points above the US average
Ingreso medio del hogar
$102,835about the Maryland median
Tasa de pobreza
7.5%4.9 points below the US average
Valor típico de la vivienda
$471,393up 18.5% in five years
Alquiler medio
$1,23626% below the Maryland median
Título universitario o superior
37.2%2.2 points above the US average
Vivienda en propiedad
75.9%10.9 points above the US average
Zona horaria
Eastern UTC-05:00observes daylight saving time
Empresas
1,289

Dónde está 21157

Westminster, Maryland — el área que la Oficina del Censo delimita para este código postal. Los códigos postales son conjuntos de rutas de reparto y no áreas, así que esto es la aproximación del Censo, no un límite del Servicio Postal.

Población y hogares

American Community Survey 2019–2023 five-year estimates

Población40,191
Edad media41.8
Hogares familiares70%
Nacidos fuera de EE. UU.5.2%
Habla un idioma distinto del inglés en casa7.2%
Blanca (no hispana)86%
Negra (no hispana)3.7%
Asiática (no hispana)0.9%
Hispana o latina6.2%
Veteranos6.9%
Población por edad
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Ingresos y pobreza

American Community Survey 2019–2023 five-year estimates

Ingreso medio del hogar$102,835
Ingreso por persona$46,732
Tasa de pobreza7.5%
Hogares con SNAP o ayudas en efectivo8.6%

Household income distribution

Under $10k3.6%
$10–15k2.2%
$15–20k1.9%
$20–25k2.5%
$25–30k2.9%
$30–35k3.8%
$35–40k2.1%
$40–45k2.7%
$45–50k2.6%
$50–60k7.9%
$60–75k6.1%
$75–100k10.4%
$100–125k9.6%
$125–150k8.2%
$150–200k15.2%
$200k or more18.2%

Income as declared to the IRS

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

Declaraciones presentadas18,660
Ingreso bruto ajustado medio$91,183
Declaraciones de $200,000 o más8.9%
Returns, under $25k23.2%
Returns, $25k–$50k19.4%
Returns, $50k–$75k14.1%
Returns, $75k–$100k10.6%
Returns, $100k–$200k23.8%
Returns, $200k or more8.9%
Vivienda

American Community Survey 2019–2023 five-year estimates

Valor medio de la vivienda$394,100
Alquiler bruto medio$1,236
Alquiler como porcentaje del ingreso del hogar32.9%
Ocupada por su propietario75.9%
Viviendas vacías5.3%
Año medio de construcción1978

What the homes are

Casa unifamiliar aislada71.5%
Casa adosada10.3%
De 2 a 4 viviendas5.1%
De 5 a 19 viviendas8.9%
20 o más viviendas4%
Casa móvil0.2%
Precios y alquileres actuales

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.

Valor típico de la vivienda$471,393as of 2026-07
Typical home value, 1 yearup 1.2%
Typical home value, 5 yearsup 18.5%
Typical home value, 10 yearsup 55.3%
Alquiler típico solicitado$1,627as of 2026-07
Typical asking rent, 1 yeardown 0.3%
Valor típico de la vivienda desde 2000
200020132026$471,393$172,893

$172,893 in 2000 to $471,393 in 2026.

Trabajo, desplazamientos y educación

American Community Survey 2019–2023 five-year estimates

Tasa de desempleo3.1%
Licenciatura o superior37.2%
Bachillerato o superior92.6%
Trabaja desde casa15.2%
Conduce solo al trabajo74.9%
Usa el transporte público0.4%
Se desplaza 45 minutos o más33%
Salud

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

Obesidad38.1% 4.7 pts above the national average of 33.4%
Diabetes diagnosticada10.8% 1.2 pts below the national average of 12%
Fuma actualmente11.6% 1.6 pts below the national average of 13.2%
Hipertensión arterial34.9% 0.8 pts above the national average of 34.1%
Salud general regular o mala15.6% 4.7 pts below the national average of 20.3%
Sin seguro médico (18 a 64 años)7% 4.3 pts below the national average of 11.3%
Depresión23% 1.1 pts above the national average of 21.9%
Sin actividad física en el tiempo libre24.6% 0.8 pts below the national average of 25.4%
Artritis28.1% 3 pts above the national average of 25.1%
Consumo excesivo de alcohol16.4% same as the national average of 16%
Toma medicación para la tensión76.2% 1.5 pts above the national average of 74.7%
Cáncer (excepto de piel)9.6% 1.9 pts above the national average of 7.7%
Asma actual10.4% same as the national average of 10.4%
Cardiopatía coronaria6.3% same as the national average of 6.2%
Revisión médica en el último año76% 0.7 pts below the national average of 76.7%
Prueba de colesterol88.7% 2.8 pts above the national average of 85.9%
Discapacidad cognitiva12.6% 2.2 pts below the national average of 14.8%
Cribado colorrectal67.5% 3.2 pts above the national average of 64.3%
EPOC6.5% same as the national average of 6.6%
Visitó al dentista64.2% 2.9 pts above the national average of 61.3%
Alguna discapacidad26.8% 3.9 pts below the national average of 30.7%
Falta de apoyo emocional20.3% 4.5 pts below the national average of 24.8%
Inseguridad alimentaria10.4% 6.7 pts below the national average of 17.1%
Recibió cupones de alimentos8.1% 6.2 pts below the national average of 14.3%
Discapacidad auditiva6.6% same as the national average of 6.7%
Colesterol alto38.1% 1.9 pts above the national average of 36.2%
Inseguridad habitacional9.2% 4.6 pts below the national average of 13.8%
Discapacidad para la vida independiente6.8% 1.6 pts below the national average of 8.4%
Falta de transporte6% 3.2 pts below the national average of 9.2%
Soledad31.6% 2.8 pts below the national average of 34.4%
Mamografía79.5% 3.6 pts above the national average of 75.9%
Mala salud mental (14 días o más)15.7% 1.1 pts below the national average of 16.8%
Discapacidad de movilidad12.1% 1.9 pts below the national average of 14%
Mala salud física (14 días o más)12% 1.5 pts below the national average of 13.5%
Discapacidad para el autocuidado3% 1 pts below the national average of 4%
Riesgo de corte de suministros5.8% 3 pts below the national average of 8.8%
Duerme menos de 7 horas35.4% 1 pts below the national average of 36.4%
Ictus3.1% same as the national average of 3.4%
Pérdida de todos los dientes naturales8.8% 4.2 pts below the national average of 13%
Discapacidad visual3.8% 1.8 pts below the national average of 5.6%
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Empresas y empleo

Census ZIP Code Business Patterns 2022

Establecimientos comerciales1,289
Personas empleadas19,858
Nómina anual$1,000,805,000
Riesgo de desastres naturales

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

Riesgo generalMayor que el 22.4% de los sectores censales de EE. UU.
Calificación de FEMAVery Low to Relatively Low en los 16 sectores censales que cubre este código postal
Pérdida anual esperada31.3 sobre 100
Resiliencia comunitaria73.7 sobre 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.

Viento fuerte90.5Relatively High at its worst in this ZIP code
Sequía89.9Relatively Moderate at its worst in this ZIP code
Temporal invernal82.4Relatively High at its worst in this ZIP code
Deslizamiento de tierra80.5Relatively Low at its worst in this ZIP code
Rayos72.8Relatively High at its worst in this ZIP code
Huracán67.6Relatively Low at its worst in this ZIP code
Granizo61.2Relatively Moderate at its worst in this ZIP code
Ola de calor52.5Relatively Moderate at its worst in this ZIP code
Incendio forestal46.1Very Low at its worst in this ZIP code
Terremoto45.6Relatively Low at its worst in this ZIP code
Ola de frío36.2Relatively Moderate at its worst in this ZIP code
Tornado36Relatively Low at its worst in this ZIP code
Inundación fluvial31.8Relatively Moderate at its worst in this ZIP code
Tormenta de hielo16.9Very Low at its worst in this ZIP code
Comparado con Maryland y Estados Unidos

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

This ZIPMarylandUnited States
Ingreso medio del hogar$102,835$101,652$78,538
Ingreso por persona$46,732$51,689$43,289
Tasa de pobreza7.5%9.3%12.4%
Valor medio de la vivienda$394,100$397,700$303,400
Alquiler bruto medio$1,236$1,662$1,348
Vivienda en propiedad75.9%67.5%65%
Licenciatura o superior37.2%42.7%35%
Tasa de desempleo3.1%4.9%5.2%
Trabaja desde casa15.2%17.2%13.5%
Nacidos fuera de EE. UU.5.2%16.3%13.9%
Edad media41.839.338.7
Clima

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.

Estación meteorológicaMILLERS 4 NE, MD US23 km away
Lluvia al año48 in
Nieve al año34 in

Average high and low by month

enero39.5°F / 23.7°F3.58 in rain, 9.7 in snow
febrero42.9°F / 25.3°F2.94 in rain, 10.8 in snow
marzo51.8°F / 31.9°F4.14 in rain, 6.3 in snow
abril64.5°F / 41.8°F3.84 in rain, 0.5 in snow
mayo73.2°F / 51.3°F3.96 in rain
junio80.8°F / 60°F3.8 in rain
julio84.9°F / 64.4°F4.73 in rain
agosto83.1°F / 62.6°F4.19 in rain
septiembre76.7°F / 56.3°F5.11 in rain
octubre65.4°F / 45.4°F4.19 in rain, 0.2 in snow
noviembre53.9°F / 35.9°F3.36 in rain, 1 in snow
diciembre43.7°F / 28.4°F4.04 in rain, 5.6 in snow
Acceso a alimentos

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.

Bajos ingresos y lejos de un supermercado3% of this ZIP code's area
Lejos de un supermercado51% of this ZIP code's area
Sin vehículo y lejos de un supermercado16% of this ZIP code's area
Distritos escolares

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%.

Carroll County Public Schools100% de la superficie de este código postal
Comunidad y caminabilidad

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.

Vulnerabilidad social general24más vulnerable que el 24% de los sectores censales de EE. UU.
Nivel socioeconómico20más vulnerable que el 20% de los sectores censales de EE. UU.
Características del hogar32más vulnerable que el 32% de los sectores censales de EE. UU.
Minorías raciales y étnicas15más vulnerable que el 15% de los sectores censales de EE. UU.
Tipo de vivienda y transporte42más vulnerable que el 42% de los sectores censales de EE. UU.
Caminabilidad6.6 out of 20Below average
Códigos postales cercanos

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

21158 Westminster, MDa 6.3 km
21048 Finksburg, MDa 9.4 km
21074 Hampstead, MDa 11.4 km
21776 New Windsor, MDa 11.8 km
21784 Sykesville, MDa 12 km
21791 Union Bridge, MDa 13.1 km
21102 Manchester, MDa 14.4 km
21155 Upperco, MDa 15.7 km
Ubicación, condados y zona horaria

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.

Carroll County100% of this ZIP code's land area
Zona horariaEastern (UTC-05:00 standard)
Horario de veranoObserved
Superficie terrestre77.69 sq mi
Superficie de agua0.15 sq mi
Densidad de población517 people per sq mi
Latitud, longitud39.5642, -76.9807

Las cifras corresponden a este código postal o a su área de tabulación censal salvo que la sección indique otra cosa. Las estimaciones cuyo margen de error las hacía poco fiables se omiten en lugar de mostrarse. Fuentes: Oficina del Censo de EE. UU., CDC, IRS.

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