La tasa de interés es baja.

In Spanish, it is very common to use the definite article where English might not. La tasa means the rate. In a general statement like this, Spanish often sounds more natural with the article.

So:

• La tasa de interés es baja. = The interest rate is low.
• Saying just Tasa de interés es baja would sound incomplete or unnatural in normal Spanish.

Here, tasa means rate, not tax.

Common examples:

• tasa de interés = interest rate
• tasa de cambio = exchange rate
• tasa de natalidad = birth rate

Be careful not to confuse tasa with:

• tax in English
• taza in Spanish, which means cup and is pronounced differently

De often works like of in English.

So:

• tasa de interés literally = rate of interest
• natural English translation = interest rate

This structure is very common in Spanish:

• tarjeta de crédito = credit card
• centro de salud = health center
• libro de historia = history book

So de interés is just the normal way to connect the noun tasa with what kind of rate it is.

The written accent in interés shows where the stress goes:

• in interés, the stress is on the last syllable: in-te-RÉS

Without the accent, Spanish stress rules would suggest a different pronunciation. The accent mark makes the correct stress clear.

This is important because correct stress is part of correct pronunciation.

Spanish uses both ser and estar for to be, but they are used differently.

Here, es comes from ser, which is used for descriptions seen as general characteristics or qualities.

• La tasa de interés es baja. = The interest rate is low.

This sounds like a general statement about the rate.

If you said está baja, that could sound more like a temporary condition or a change in state, depending on context. In economics or finance, es baja is the normal choice for a straightforward description.

Because baja agrees with tasa, and tasa is a feminine singular noun.

Agreement rules:

• masculine singular → bajo
• feminine singular → baja
• masculine plural → bajos
• feminine plural → bajas

Examples:

• El salario es bajo.
• La tasa es baja.
• Los precios son bajos.
• Las tarifas son bajas.

So baja matches la tasa.

One clue is that it uses the article la:

• la tasa

Also, many nouns ending in -a are feminine, though not all. In this sentence, the article makes it clear.

Because tasa is feminine, words that describe it also become feminine:

• la tasa baja
• la tasa es baja

In this sentence, baja comes after es, so it is a predicate adjective, not directly placed next to the noun.

Structure:

• La tasa de interés = subject
• es = verb
• baja = adjective describing the subject

This works much like English:

• The interest rate is low.

If the adjective were directly attached to the noun, Spanish often puts it after the noun:

• una tasa baja = a low rate

So adjective position depends on sentence structure.

A simple pronunciation guide is:

la TAH-sa de in-te-RES es BAH-ha

Notes:

• tasa: t is crisp, a like in father
• interés: stress the last syllable, -rés
• es: short ehs
• baja: in most of Latin America, the j sounds like a strong English h, so BAH-ha

A more natural rhythm is:

la TAH-sa de in-te-RES es BAH-ha

Sometimes you may hear está baja, especially if someone is emphasizing a temporary situation or a recent change. But for a neutral, standard statement like The interest rate is low, es baja is the safer and more common choice for learners.

So:

• es baja = general description
• está baja = can suggest current state or temporary condition in some contexts

If you are unsure, use es baja here.

If you wanted to talk about multiple interest rates, you would say:

• Las tasas de interés son bajas.

Changes:

• la → las
• tasa → tasas
• es → son
• baja → bajas

Everything agrees in number.

Yes, tasa de interés is the standard and widely understood translation across Latin America.

You may also sometimes see related expressions like:

• tipo de interés — more common in Spain
• la tasa de interés anual = the annual interest rate
• la tasa de interés bancaria = the bank interest rate

For Latin American Spanish, tasa de interés is exactly the expression you want.

In this sentence, baja means low.

The adjective bajo/baja can have different meanings depending on context, such as:

• low
• short
• under
• down

But with tasa de interés, the natural meaning is definitely low.

So La tasa de interés es baja means the rate is low, not short or down in a physical sense.