More than 36,000 refugees from Ukraine have arrived since the war began which is more than 2.5 percent of Estonia's population.
As of Sunday, 36,672 people have crossed the border with an intention to stay in Estonia. Police and currently counting new arrivals when they enter Estonia.
So far, 24,076 people have registered for temporary protection.
Yesterday, a further 604 people arrived although 323 travelers said they were in transit.
The majority of new arrivals are staying with friends and family.
Deputy Director General of the Police and Border Guard Board Egert Belitšev told ERR on Monday if the situation worsens in Ukraine then the number of refugees is likely to rise.
"There is no reason to be anxious today," Belitšev said, adding the PPA is ready to change its activities if necessary.
He said the number of people crossing the border has been stable for the last several weeks, totaling around 4,000 arriving and leaving.
Editor: Helen Wright