Latitude must be a numeric value – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when the latitude value provided in a geolocation query in Elasticsearch is not numeric. Elasticsearch requires latitude and longitude values to be numeric for geospatial data processing. To resolve this issue, ensure that the latitude value is a number and not a string or any other data type. Also, check your data source to ensure it’s providing numeric values for latitude. If you’re using a script to input data, verify that it’s correctly parsing and inputting numeric latitude values.

This guide will help you check for common problems that cause the log ” latitude must be a numeric value ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search.

Log Context

Log “latitude must be a numeric value” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 contexts.add(stringEncode(lon; lat; precision));
 } else {
 throw new ElasticsearchParseException("only two values [lon; lat] expected");
 } else {
 throw new ElasticsearchParseException("latitude must be a numeric value");
 } else {
 while (token != Token.END_ARRAY) {
 GeoPoint point = GeoUtils.parseGeoPoint(parser);
 contexts.add(stringEncode(point.getLon(); point.getLat(); precision));