Property Tax Bills Could Surge By 25% Over 5 Years Thu, 02/01/2018 - 12:07pm Heraldgroton Groton spending on schools as a percent of town budget, compared to state average and nearby towns. Infographic by John Ellenberger Full text available to online subscribers only. If you are a current online subscriber, please click here to login. If you are not a current online subscriber, please click here to view our subscription options. If you are and online subscriber whose subscription has recently lapsed and you are having an problems accessing premium content, please resubscribe for free here: http://grotonherald.com/online-subscriptions. Thank you.