The Wellswood area is the 33603 zip code within Tampa, which generally speaking is the NE quadrant of the I-275 and I-4 interchange.
Robert is certainly accurate in stating that it's best for you to do some online research and that the question is too subjective. Every person will interpret the data/facts/statistics in their own manner and need to make their own decisions of "safe", etc.
That being said, here is an online link to a FREE Market Insider Report for the specific zip code in Tampa, FL: http://www.profusionpg.net/mimarket/zip/33603.
For what it's worth, there are 121 properties for sale in this specific area, according to my research: http://www.profusionpg.net/listings/areas/112130/pgn/2/sort/
Hope this helps!
Internet search terms could include the specific neighborhood or zip code to see what information is available from reputable sites that compile the census data. Various real estate sites compile area information from the census and report it by zip code.
Visit the City of Tampa Police Department site for information on crime statistics.