A bérlő ezen a környéken született.

Bérlő means tenant, renter, or lessee: someone who rents something.

It comes from the verb bérel = to rent / lease.

In everyday housing context, a bérlő usually means the tenant.

Because a is the Hungarian definite article, meaning the.

So:

• A bérlő = the tenant
• Egy bérlő = a tenant

Using a tells us the speaker has a specific tenant in mind.

This is a very common Hungarian pattern.

When this/that modifies a noun, Hungarian normally uses:

• ez a... = this...
• az a... = that...

And if the noun is in a case form, the demonstrative also appears in the matching case form:

• ebben a házban = in this house
• ezen a környéken = in this neighborhood / area

So the a before környéken is not extra by mistake; it is part of the normal demonstrative + noun structure.

Because ez changes form when it takes a case ending.

Here the noun környéken is in a location form, so the demonstrative also has to appear in a matching case form:

• basic form: ez = this
• here: ezen = roughly on/in this

So ezen a környéken is the correct form, not ez a környéken.

Környéken is the noun környék plus the suffix -en, which is the superessive ending here.

The superessive often literally means on, but Hungarian uses it in many location expressions where English uses in or around.

So:

• a környéken = in the neighborhood / around the area
• ezen a környéken = in this neighborhood / in this area

This is idiomatic Hungarian. You should not translate the case too literally every time.

All of those are possible depending on context.

Környék is a fairly flexible word meaning:

• neighborhood
• area
• vicinity
• surrounding area

So ezen a környéken could mean:

• in this neighborhood
• in this area
• around here

The best English choice depends on the situation.

That is because Hungarian does not use a passive construction here the way English does.

English says:

• was born

Hungarian uses the verb születik = to be born, and its past tense form is:

• született = was born

So született is simply the past tense of an intransitive verb, not a passive made with a separate word.

Because Hungarian usually leaves out subject pronouns when they are not needed.

Here the subject is already clearly stated:

• A bérlő = the tenant

So there is no need to add a separate pronoun like he or she.

Hungarian does this very often.

The sentence has a normal, natural Hungarian structure.

• A bérlő = the topic, what the sentence is about
• ezen a környéken született = what is being said about the tenant

So the sentence simply presents information about the tenant in a natural way.

If you changed the word order, you could shift emphasis. For example, putting the location first can make the place feel more foregrounded.

Yes, if the context already makes the place clear.

For example:

• A bérlő itt született. = The tenant was born here.

But ezen a környéken is more specific than just itt. It means not just here, but in this neighborhood / in this area.

So the original sentence gives more precise location information.

Usually no, or at least it would sound much less natural.

With környék, Hungarian normally says:

• a környéken
• ezen a környéken

rather than:

• ebben a környékben

So this is one of those combinations you should learn as a natural pattern: (ezen) a környéken = in this area / neighborhood.

The dictionary form is születik.

So:

• születik = is born / to be born
• született = was born

A very common related form is megszületett, which often emphasizes the completed event of being born. But in this sentence, simple született is perfectly natural.