Ada dua ribu rumah.

Ada is used to say that something exists or is present. In this sentence, it works like there is / there are in English.

So Ada dua ribu rumah literally means something like There exist two thousand houses.

A very common pattern in Indonesian is:

Ada + number + noun

For example:

• Ada tiga mobil. = There are three cars.
• Ada banyak orang. = There are many people.

Indonesian does not use to be in the same way English does. In existential sentences, ada already does the job of expressing there is / there are.

So you do not need a separate word for are.

• English: There are two thousand houses.
• Indonesian: Ada dua ribu rumah.

This is completely normal and natural in Indonesian grammar.

Dua ribu means two thousand.

It is made of:

• dua = two
• ribu = thousand

So:

• seribu = one thousand
• dua ribu = two thousand
• tiga ribu = three thousand

Indonesian numbers are usually built in a very straightforward way.

Not usually after a number.

In Indonesian, when a noun is already clearly plural because of a number, the noun usually stays in its basic form.

So:

• dua rumah = two houses
• sepuluh rumah = ten houses
• dua ribu rumah = two thousand houses

You can sometimes see reduplication like rumah-rumah, but after an exact number it is generally unnecessary and often sounds unnatural. The number already tells you it is plural.

Indonesian does not have articles that work like English a/an/the.

So rumah can mean:

• house
• a house
• the house
• houses

The exact meaning depends on context.

In Ada dua ribu rumah, the number dua ribu makes it clear that rumah means houses.

This is a very common and natural order for saying that something exists in some amount:

• Ada lima buku. = There are five books.
• Ada satu masalah. = There is one problem.

You can also add a location:

• Ada dua ribu rumah di kota itu. = There are two thousand houses in that city.

So yes, ada + quantity + noun is a standard pattern.

Normally, no. That would sound unnatural in most everyday contexts.

The natural way to express existence is:

Ada dua ribu rumah.

Putting ada first is the usual pattern when you mean there is / there are.

Rumah most directly means house or home, depending on context. It often refers to the physical dwelling, but in some situations it can also be translated as home.

In this sentence, since it is being counted, houses is the most natural translation:

• Ada dua ribu rumah. = There are two thousand houses.

No, not in this sentence.

Indonesian does have classifiers in some contexts, but they are often optional, especially in everyday language. With a noun like rumah, it is completely normal to say:

dua ribu rumah

without any classifier.

That is the standard and natural form here.

A simple pronunciation guide is:

AH-dah DOO-ah REE-boo ROO-mah

More roughly:

• ada → AH-dah
• dua → DOO-ah
• ribu → REE-boo
• rumah → ROO-mah

A few notes:

• r is usually rolled or tapped lightly.
• The final h in rumah is very light.
• Indonesian spelling is fairly regular, so pronunciation is often easier than in English.