Groton Tax Collector: Pay Taxes, Search Bills, Hours & Address
If you searched for the Groton Tax Collector, this guide helps you pay or view Town of Groton, Connecticut tax bills, search real estate, personal property, motor vehicle and supplemental bills, contact the Tax Division, understand due-date and interest warnings, and avoid calling the wrong office.
Use the official Town tax links below before paying. This page is written for practical action, not just a directory listing.
The Groton Tax Collector page refers to the Town of Groton, Connecticut Tax Division. The official Tax Collection page lists Melissa McGuire, CCMC as Tax Collector at 45 Fort Hill Road, Groton CT 06340, phone 860-441-6670, option 4, fax 860-441-6678, and email taxcollector@groton-ct.gov. Use the official online tax bill portal to search or pay real estate, personal property, motor vehicle and supplemental bills.
When Is Your
Next Tax Deadline?
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What Do You Need From the Groton Tax Collector?
Most visitors need one of four actions: pay a tax bill, search a bill, fix a motor vehicle tax issue, or confirm whether the Tax Collector or Assessor is the correct office.
Property Tax Penalty & Interest Calculator
State-specific penalty rates • Interest accrual • Tax lien deadline • Cost-of-waiting breakdown
| Original Tax Amount | $0.00 |
| Initial Penalty— | $0.00 |
| Monthly Interest— | $0.00 |
| Fixed Fees— | $0.00 |
| Total Due | $0.00 |
Daily Accrual Rate
Interest and penalties are adding this much to your balance every single day
Tax Lien Warning
| If You Pay On | Days Late | Penalty | Interest | Total Owed | Extra Cost |
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Pay or view a Groton tax bill
Use the official online bill portal. Search carefully and confirm the bill type before paying.
Go to payment stepsCall or visit the Tax Division
Use phone option 4 for billing, payment, delinquent tax, amount paid and interest questions.
Go to office detailsFix a vehicle tax problem
Vehicle sold, moved, garaged in another town, DMV block or supplemental bill issues need careful routing.
Go to motor vehicle helpNeed another Connecticut town?
If your bill is not for Groton CT, use the correct local guide before entering payment information.
Norwich Tax Collector guideNewtown or Milford taxpayer?
Do not use Groton payment links for another Connecticut town or city.
Newtown Tax Collector guideFairfield or East Hartford?
Use town-specific payment portals and office instructions.
East Hartford Tax Collector guideBefore you start checklist
- Taxpayer name exactly as shown on the bill.
- Bill type: real estate, personal property, motor vehicle or supplemental motor vehicle.
- Bill number, list number, account number or grand list year if available.
- Property address or vehicle details.
- Payment confirmation number if payment was already made.
- Escrow or closing paperwork if a mortgage company or title company may be involved.
What the Groton Tax Collector Handles
The Town of Groton Tax Division collects issued tax bills and related accounts. It is not the same as the Assessment Division, DMV, a bank, or a private tax preparation office.
The Tax Division is responsible for collecting Town of Groton taxes, taxes for taxing districts and political subdivisions, Groton sewer district collections, sewer benefit assessment systems, water benefit assessment systems, residential and commercial sewer use accounts, and landfill accounts.
| User question | Start with | Why |
|---|---|---|
| How much do I owe? | Tax Collector / online bill portal | Billing, balances due, amounts paid, delinquent taxes and interest questions belong with the Tax Collector. |
| How do I pay? | Tax Collector / official payment page | Payment options, receipts and payment timing are collection-side issues. |
| Why is my assessed value high? | Assessment Division | Assessed value, adjustments, exemptions, credits and tax relief questions are assessment-side issues. |
| I got a vehicle bill from the wrong town | Assessor, then Tax Collector if payment is due | The official Tax Collection page tells taxpayers to contact the Assessor if they received a bill from a town where they did not reside or garage the vehicle as of October 1. |
How to Pay Groton Taxes Online Without Choosing the Wrong Bill
The safest first step is to open the official Town-linked tax bill portal, search the exact bill type, match the taxpayer and save proof after payment.
Open the official Groton tax bill portal
Use the official Town-linked portal for real estate, personal property, motor vehicle and supplemental tax bills. Avoid directory pages or ads that are not connected to the Town of Groton.
Open official Groton tax bill search and payment portalSelect the correct bill type
Real estate, personal property, motor vehicle and supplemental motor vehicle bills may be separate. A taxpayer can have more than one open bill.
Match the bill before paying
Check taxpayer name, grand list year, bill number, bill type, installment, property address or vehicle details. Pause if anything looks unfamiliar.
Review online payment fee and timing
The Town’s online payment information lists a $1.95 e-check fee for real estate, personal property and motor vehicle payments. Card fee details can vary by checkout method, so verify on the official payment screen.
Save proof immediately
Download or screenshot the confirmation number, date, amount, bill type and account details. Keep proof until the Town record shows the payment correctly posted.
Simple Groton Payment Fee Planning Tool
This is only for planning. Always verify the final fee and total on the official Groton payment screen before submitting.
Bank bill pay warning
If you pay through your bank or credit union, the money may leave your account before the Town receives it. The Town states that a bank-routed payment can arrive several days later, and even up to two weeks later is common. Give yourself lead time before a due date.
How to Search Groton Tax Bills Without Picking the Wrong Account
Groton taxpayers may have multiple bill types. Search carefully before paying, especially if you own property, run a business, recently moved, sold a vehicle or expect a supplemental motor vehicle bill.
Real estate tax bills
Use this for land and building taxes tied to a Groton property. Match the property location and owner information before payment.
Personal property tax bills
Use this for business or taxable personal property accounts. Business owners should confirm the account and grand list year.
Motor vehicle and supplemental bills
Use this for regular vehicle tax bills and supplemental bills that may appear after a vehicle was registered during the year.
Pause before paying if you see
- A vehicle you sold or no longer garage in Groton.
- A taxpayer name or prior owner that does not match your situation.
- A bill type you did not expect.
- A delinquent status after you believe payment was already made.
- A balance that does not match your mortgage escrow statement.
- An assessment or exemption issue that belongs with the Assessor.
Groton Tax Collector Office Hours, Address, Phone and Email
The Town of Groton Tax Division is located at Groton Town Hall. Call before visiting if your issue involves delinquent taxes, DMV clearance, sold vehicles, escrow, missing payments or account-specific correction.
Tax Collection Office
Town of Groton Tax Division
Visit and payment window
Verify before driving
What to have ready before calling
- Bill number, list number or account reference.
- Taxpayer name exactly as shown.
- Bill type and grand list year.
- Property address or vehicle details.
- Payment confirmation number if already paid.
- Mortgage, escrow, bank bill pay or closing documents if relevant.
Groton Tax Due Dates, Installments, Grace Period and Interest
Groton tax bills can use different due timing depending on bill type and amount. Always verify the exact due date and grace period printed on your current bill or current Town notice.
| Tax issue | Common Groton notice language | What users should do |
|---|---|---|
| Real estate and personal property over $100 | May be payable in full or in two installments | Check whether your bill has July and January installment amounts. |
| First installment | July 1 due timing appears in Town notice language | Do not wait until the final grace day if paying by mail or bank bill pay. |
| Second installment | January 1 due timing appears for eligible second installments | Verify whether your bill has a second installment or was due in full. |
| Late payment | 1.5% interest per month or fraction of a month from due date | Confirm current payoff before paying late. |
| No bill received | Failure to receive a bill does not invalidate tax or interest | Search online or contact the Tax Division instead of waiting. |
Senior-friendly reminder
If the date is close, choose a payment method that gives clear proof. A bank withdrawal is not the same as the Town receiving the payment.
Groton Motor Vehicle Tax Bills, Supplemental Bills and DMV Clearance
Motor vehicle tax questions are common because moves, sales, plate cancellations, DMV records and supplemental bills can create confusion.
Regular motor vehicle bill
A regular motor vehicle bill is tied to the vehicle and assessment record for a grand list year. Verify the vehicle details before paying.
Supplemental motor vehicle bill
Supplemental bills can appear later when a vehicle is registered after the regular assessment period.
DMV release timing
The Town Tax Collection page says DMV releases are now electronic and may take 24 to 48 hours to update at DMV.
What if you received a vehicle bill from the wrong town?
If you received a tax bill from a town where you did not reside or garage your vehicle as of October 1, the Town Tax Collection page says to contact the Tax Assessor to request a transfer to the correct town or city of residency as of October 1.
Do not rely on paper DMV releases
The Town says DMV no longer accepts a paper tax release or stamp from tax collectors. Plan for electronic clearance time and check DMV compliance online if a registration issue remains.
Groton Tax Collector vs Assessor: Who Should You Contact?
The Tax Collector collects bills after they are issued. The Assessment Division handles many reasons why a bill exists or why the amount looks wrong.
Contact Tax Collector when…
- You need to pay or view a bill.
- You need a payment receipt.
- You need current balance or payoff.
- You have a delinquent tax or interest question.
- You paid but the bill still appears unpaid.
- You need collection-side DMV release help.
Contact Assessor when…
- You disagree with assessed value.
- You need exemption, credit or tax relief information.
- You have improper motor vehicle billing.
- Your vehicle was garaged in another town.
- You need property assessment details.
- You need ownership or address record help.
Tax Collector
Collection-side questions
Assessor
Assessment-side questions
Mortgage Escrow, New Owners and Missing Groton Tax Bills
Do not assume the bill is paid because you have escrow, recently bought property, or the paper bill shows a prior owner.
Search the Town tax portal
Check whether the bill is paid, unpaid, partially paid or delinquent. The Town record is more important than a monthly escrow charge.
Ask your lender for proof
If escrow should pay, ask for the tax disbursement date, amount, check or electronic payment details, and which bill year was paid.
Check closing documents
Tax proration at closing does not always mean the bill was paid to the Town. Search the bill and keep the settlement statement.
New owner warning
A bill may still show a previous owner for timing or record reasons, but the tax can still affect the property. Search by property and contact the correct office if the record appears wrong.
What to Do if Your Groton Taxes Are Delinquent
If a Groton tax bill is delinquent, verify the current balance before paying. Interest can change the payoff amount, and an old printed bill may not show the current total.
Find the exact bill
Search by bill type and taxpayer detail. Identify whether the delinquency is real estate, personal property, motor vehicle or supplemental motor vehicle.
Ask for current payoff
Call the Tax Division or verify online before mailing late payment. Late tax balances can include interest by month or fraction of a month.
Keep proof after payment
Save confirmation and check the Town record later. This matters for DMV clearance, mortgage closing, refinancing and proof of compliance.
If you need DMV clearance
Pay or resolve the exact vehicle tax bill shown, then allow electronic DMV release processing time. If the block remains after the expected window, call the Tax Division with your confirmation and bill details.
Groton Tax Bill Problems: Quick Troubleshooting Guide
These are the practical problems users usually have after opening the bill portal or receiving a tax notice.
Bill not found online
Try a shorter last name, bill number, property location, prior owner name, or different bill type. If it still does not appear, call the Tax Division.
Payment left your bank but is not posted
Bank bill pay can take days or longer to reach the Town. Use confirmation details and call if the due date is close.
Wrong motor vehicle tax
If you did not reside in or garage the vehicle in Groton on October 1, start with the Assessor transfer/correction path.
Escrow should have paid
Do not rely only on your monthly escrow statement. Ask your lender for disbursement proof and search the Town record.
Delinquent balance changed
Interest can change the current payoff. Verify before mailing or paying a late amount from an old notice.
City of Groton resident
The City of Groton says the Town performs property assessments and tax collections for the City, so Town resources are still important for property tax help.
Open City of Groton Finance pageGroton CT vs Groton MA, NH or NY: Make Sure You Are Paying the Right Town
“Groton Tax Collector” is an ambiguous search. This page focuses on the Town of Groton, Connecticut Tax Division.
| Search intent | What to verify | Safe action |
|---|---|---|
| Groton CT | Official Town of Groton domain, 45 Fort Hill Road, Groton CT | Use the official Town of Groton tax bill portal. |
| Groton MA | Official Massachusetts town site | Do not use Groton CT payment links. |
| Groton NH | Town Clerk/Tax Collector office on official town site | Use that town’s official instructions. |
| Groton NY | Town/county tax collection resource | Confirm county, bill year and payment office first. |
Wrong-payment prevention
Before entering card or bank details, confirm the state, official domain, Town name, bill type, tax year and taxpayer name.
Groton Tax Collector Address, Map and Visit Reminder
The Town of Groton Tax Division is located at Groton Town Hall, 45 Fort Hill Road, Groton CT 06340.
Bring if visiting
- Tax bill or bill number.
- Taxpayer name and address.
- Property address or vehicle information.
- Payment method.
- Prior receipt or confirmation number.
- Escrow, DMV or Assessor correction documents if relevant.
Official Groton Tax Collector Links and Related Connecticut Guides
Use official Town of Groton resources for final balances, fees, due dates, DMV release timing and account-specific instructions. Use related TaxCollectors.org guides only for other towns or city-specific help.
Groton Tax Payment Safety Checklist
Use this checklist if you are helping a senior, paying close to the deadline, handling escrow, or trying to clear a DMV issue.
Website safety
- Use groton-ct.gov or the Town-linked tax portal.
- Avoid payment pages that are only directory listings.
- Confirm the official Town name before paying.
Bill safety
- Match taxpayer name, bill type and year.
- Check real estate vs vehicle vs supplemental bills.
- Review unpaid prior balances if delinquent.
Proof safety
- Save payment confirmation immediately.
- Keep bank, escrow or mail proof.
- Recheck the Town record after payment posts.
Groton Tax Collector FAQ
These answers focus on payment, bill search, office hours, vehicle tax issues, due dates and correct-office routing for Groton, Connecticut taxpayers.
Where is the Groton Tax Collector office?
The Town of Groton Tax Division is located at Groton Town Hall, 45 Fort Hill Road, Groton CT 06340.
What is the Groton Tax Collector phone number?
The official Tax Collection page lists phone 860-441-6670, option 4, for the Tax Collector/Tax Division.
Who is the Groton Tax Collector?
The Town of Groton Tax Collection page lists Melissa McGuire, CCMC as Tax Collector.
How do I pay Groton taxes online?
Use the official Town-linked tax bill portal. Search the correct bill type, verify the taxpayer and amount, review fees, then save your confirmation after payment.
What tax bills can I search online?
The Groton online portal is used for real estate, personal property, motor vehicle and supplemental bills. Search carefully because more than one bill type may appear.
What are Groton Tax Collector office hours?
Official notice language lists the Tax Division payment window as 8:30 AM to 4:30 PM Monday-Friday, with lunch closure from 12:00 PM to 1:00 PM. Verify current hours before visiting.
When are Groton taxes due?
Groton notices commonly use July 1 and January 1 installment timing for eligible real estate and personal property bills. Check your current bill or current Town notice for exact due date and grace period.
What happens if Groton taxes are paid late?
Town notice language has stated that late taxes are subject to 1.5% interest per month or fraction of a month from the due date. Verify current payoff before paying late.
Can the Tax Collector fix my assessment or vehicle listing?
No. Assessed value, exemptions, credits, tax relief and improper motor vehicle billing issues generally start with the Assessment Division, not the Tax Collector.
Is this page for Groton, Massachusetts, New Hampshire or New York?
No. This page focuses on the Town of Groton, Connecticut. If you need Groton MA, Groton NH or Groton NY, use that town’s official website before paying.
Best Way to Use This Groton Tax Collector Guide
For a simple Groton tax payment, start with the official tax bill portal, search the correct bill type, verify the taxpayer and amount, then save your receipt. For office help, contact the Tax Division at 860-441-6670 option 4 or visit Groton Town Hall at 45 Fort Hill Road after verifying current hours.
If the issue is assessed value, exemption, credits, tax relief, improper motor vehicle billing, or a vehicle that should be connected to another town, contact the Assessment Division. If the issue is a bill balance, amount paid, delinquent tax or interest, contact the Tax Collector.
This TaxCollectors.org page is an independent user guide. It is not the official Town of Groton, City of Groton, Connecticut DMV, legal adviser, tax adviser, bank, mortgage company or title company. Before paying, mailing, visiting, relying on a deadline, clearing DMV issues or handling delinquent taxes, verify current details through official Town of Groton sources.