Cambridge Water Department, MA: Bill Pay, Phone and Address
Use official City of Cambridge resources to pay your water bill online, by phone, or by mail. This guide covers the Cambridge Water Department phone number, Tax Collector payment contact, Water Department address, office hours, emergency phone, account number guidance, final bill requests, high-read contact, senior discount information, map and FAQs.
If you are searching for cambridge water department, choose your exact need below. Most users want to pay a water bill online, pay by phone, mail a check, call the Tax Collector, contact the Water Department, request a final water bill, report a water emergency, understand a high read, or find the official office address.
Choose one option. The official action card below updates for online payment, phone payment, Tax Collector help, meter/service questions, mail payment, emergency water issues, final bills and official City links.
💳 Pay online — use the official City of Cambridge payment system
Use this for: paying or viewing a Cambridge water/sewer bill online through the City’s official bill payment page.
Keep ready: bill number, parcel ID, account number, or other required bill information.
After payment: save confirmation, amount, date and fee details.
Cambridge Water Department Quick Facts Before You Pay
Cambridge water bills are issued quarterly by the Cambridge Water Department together with the Tax Collector’s Office. The official Water Bill Information page says bills are due and payable within 30 days of the billing date.
For payment questions, contact the Tax Collector’s Office at 617-349-4220. For meter readings, address changes and service calls, contact 617-349-4771. For water-related emergency help, call the Water Department at 617-349-4770 24 hours a day.
What This Cambridge Water Department Guide Covers
How to Pay Cambridge Water Bill Online
The safest route is the official City of Cambridge “Pay or View a Bill Online” page. The City says residents can view and pay water bills online, along with real estate, excise, personal property and other City invoices.
Online payment is a fee-based service. For water/sewer bills, the City lists a 2.95% card fee with a $1.95 minimum and a $0.40 E-check fee.
Open the official pay bill page
Go to the official City of Cambridge Pay or View a Bill Online page.
Choose the online bill payment system
Use the City’s official online system from that page. Do not enter account details on unrelated third-party pages.
Select the correct bill type
Choose the water/sewer bill option or the correct City invoice type shown in the payment system.
Enter required bill details
Have your bill number, account number, parcel ID or required bill details ready. Use your water account number when contacting the City about your account.
Review fee and save proof
Review the convenience fee, payment amount and account details before submitting. Save your receipt and confirmation.
Cambridge Water Bill Pay by Phone
The City of Cambridge says balances can be checked and City invoices can be paid using any phone’s numbers-keypad through the Interactive Voice Response system at 617-314-8226.
Balance checks are free. The City states that an additional $0.95 fee applies only for payments made through the phone system.
Before calling the IVR payment number
- Keep your water bill open.
- Have bill number, account number or required lookup details ready.
- Confirm the amount due before submitting payment.
- Write down the confirmation number.
- Call the Tax Collector at 617-349-4220 if payment status is urgent.
Cambridge Water Bill Payment Questions: Tax Collector Contact
For questions regarding water bill payments, the official Water Bill Information page directs customers to the Tax Collector’s Office at 617-349-4220.
Tax Collector’s Office
617-349-4220
Payment status, online payment help, mailed payment questions, fees and account balance/payment issues.
The City notes a payment mailbox in the rear of City Hall, 795 Mass. Ave., for checks and money orders.
Monday 8:30am–8pm, Tuesday–Thursday 8:30am–5pm, Friday 8:30am–12pm.
Meter Readings, Address Changes and Service Calls
For meter readings, address changes and service calls, the official Water Bill Information page lists 617-349-4771. This number is different from the Tax Collector payment number.
Call 617-349-4771 for
- Meter reading questions.
- Change of mailing address for a water bill.
- Water service call questions.
- Final bill questions connected to water service.
- General water billing issue that is not only payment posting.
Pay Cambridge Water Bill by Mail
The City’s Water Bill Information page says checks should be made payable to The City of Cambridge and mailed to the Tax Collector’s Office.
The City of Cambridge
Tax Collector’s Office
City of Cambridge
PO Box 399142
Cambridge, MA 02139-9142
Write your water account number on the check.
Use online/phone payment or call 617-349-4220 if payment timing is urgent.
Cambridge Water Department Address, Phone Number and Hours
The official Water Department contact page lists the department at 250 Fresh Pond Parkway, Cambridge, MA 02138. The main phone number is 617-349-4770, and the email is CWD@cambridgema.gov.
Water Department Office
250 Fresh Pond Parkway, Cambridge, MA 02138.
Official addressOffice Hours
Monday 8:30am–8pm, Tuesday–Thursday 8:30am–5pm, Friday 8:30am–12pm.
Call before visitCambridge Water Emergency Phone Number
The official Water Department contact page says that if you are experiencing a water-related emergency, call the Water Department at 617-349-4770, 24 hours a day.
Use emergency contact for
- Water main break concern.
- Serious water service issue.
- Urgent water-related problem outside regular office handling.
- Situation that cannot wait for normal business hours.
Cambridge Final Water Bill Request
The Water Bill Information page provides a final water bill request route. Final water bills are important when selling property, changing ownership, closing an account or needing a final balance for settlement.
Open the official Water Bill Information page
Start from the official Water Bill Information & Final Bill Requests page.
Use the final bill request form
Follow the City’s final water bill request link and provide the requested property/account details.
Keep closing details ready
Prepare service address, account number, closing date, contact name, phone and email.
Call if time-sensitive
For urgent closing or final bill timing, call 617-349-4771.
How to Understand Your Cambridge Water Bill
The City’s “Understanding Your Water Bill” page explains that the Account Number identifies the customer and property address in the billing system. The City asks customers to use this number whenever contacting them with questions about the account.
| Bill item | What it means | Why it matters |
|---|---|---|
| Account Number | Identifies you and the property address in the billing system. | Use it whenever contacting the City about your account. |
| Service Address | Property location or service address. | Helps confirm the payment is going to the correct property. |
| Due Date | Date payment must be received to avoid interest charges. | Mail payment must arrive before the due date, not just be mailed before it. |
| Usage | Water usage for the billing period. | Unusual usage can indicate leak, meter issue or occupancy change. |
| Message Box | Current messages and alerts from the Water Department. | Read it before calling; it may explain current billing or service notice. |
Cambridge High Read, Leak and Meter Contact
The Water Department asks customers to keep current contact information on file so it can contact property owners when a “high read” is detected.
For high read contact information, the City lists waterbill@cambridgema.gov and asks customers to provide a contact person, account number, phone number and email address.
Contact person, account number, phone number and email address.
Toilets, faucets, irrigation, water heater, basement and outdoor spigots.
Call 617-349-4771 for meter/service questions.
Cambridge Water Rates and Senior Discount Notes
The City uses a block rate system designed to encourage conservation and provide a more equitable billing system. The official Water Bill Information page also includes a Senior Discount Program.
The City says it offers a 15% discount, not to exceed $90 per fiscal year, to residents 65 or older who own and occupy their one, two or three family homes. Some residents who received a Clause 41C elderly exemption on FY2013 real estate taxes may receive a 30% discount, not to exceed $180 per fiscal year.
Useful checks before calling about rates
- Check the usage block shown on your bill.
- Compare current usage with previous meter reading and current meter reading.
- Ask whether the bill includes water and sewer charges.
- Ask about senior discount eligibility if you are 65 or older and own/occupy the home.
- Use official City pages for the latest rate schedule.
Cambridge Water Department Address, Map and Directions
The official Cambridge Water Department address is 250 Fresh Pond Parkway, Cambridge, MA 02138. For payment-specific questions, the Tax Collector’s Office is the better contact, but the Water Department address is useful for water service, department and contact matters.
Cambridge Water Department
250 Fresh Pond Parkway, Cambridge, MA 02138. Call 617-349-4770 before visiting if your issue is urgent or water-service related.
Cambridge Water Department Phone Numbers, Address and Hours
Use this table when you need to pay, call, mail a check, ask about a meter, request a final bill, report an emergency or find the correct official Cambridge contact.
| Need | Official detail | Best action |
|---|---|---|
| Online water bill payment | City Pay or View a Bill Online | Use official City payment system and review service fees. |
| Pay by phone | 617-314-8226 | Use IVR payment line; $0.95 fee applies only if payment is made. |
| Payment questions | 617-349-4220 | Call Tax Collector’s Office for payment questions. |
| Meter/address/service calls | 617-349-4771 | Use for meter readings, address change and service calls. |
| Emergency water issue | 617-349-4770 | Call for water-related emergency, 24 hours a day. |
| Water Department office | 250 Fresh Pond Parkway, Cambridge, MA 02138 | Use for Water Department matters, not Tax Collector payment desk. |
| Mail payment | Tax Collector’s Office, City of Cambridge, PO Box 399142, Cambridge, MA 02139-9142 | Make checks payable to The City of Cambridge. |
| Water Department hours | Mon 8:30am–8pm; Tue–Thu 8:30am–5pm; Fri 8:30am–12pm | Call before visiting for urgent account/service issues. |
Official Cambridge Water Bill Links and Resources
Use these official resources first. They help avoid fake payment pages, wrong phone numbers, old links and confusion between the Water Department and the Tax Collector’s Office.
💳 Pay or View Bill Online
Official City page for online water/sewer bill payment and phone payment details.
Open Pay Bill Page💧 Water Bill Information
Official page for quarterly bills, final bill requests, mail payment address, rates and discounts.
Open Water Bill Info📞 Water Contact Page
Official Cambridge Water Department address, phone numbers, divisions and hours.
Open Contact Page🧾 Understand Your Bill
Official explanation of Account Number, due date, service address, usage and bill fields.
Open Bill Guide📈 High Read Contact
Official high-read contact instructions and waterbill@cambridgema.gov email.
Open High Read Info🚨 Water Emergency
Call the Water Department for water-related emergencies 24 hours a day.
Call 617-349-4770FAQs About Cambridge Water Department Bill Pay
How do I pay my Cambridge MA water bill online?
Use the official City of Cambridge Pay or View a Bill Online page. Select the appropriate water/sewer bill option and enter the required bill or account details.
What is the Cambridge Water Department phone number?
The Cambridge Water Department main phone number is 617-349-4770. For payment questions, call the Tax Collector’s Office at 617-349-4220.
What is the Cambridge water bill payment phone number?
The City lists IVR pay-by-phone at 617-314-8226. You can check balances for free, and a $0.95 fee applies only for payments made.
Where do I mail a Cambridge water bill payment?
Make checks payable to The City of Cambridge and mail to Tax Collector’s Office, City of Cambridge, PO Box 399142, Cambridge, MA 02139-9142.
Where is the Cambridge Water Department located?
The Water Department is located at 250 Fresh Pond Parkway, Cambridge, MA 02138.
What are the Cambridge Water Department hours?
The official contact page lists Monday 8:30am–8pm, Tuesday–Thursday 8:30am–5pm and Friday 8:30am–12pm.
Who do I call for meter readings or address changes?
Call 617-349-4771 for meter readings, address changes and service calls.
What is the emergency phone number for Cambridge water issues?
For a water-related emergency, call the Cambridge Water Department at 617-349-4770, 24 hours a day.
How often are Cambridge water bills issued?
The official Water Bill Information page says the Water Department and Tax Collector’s Office issue bills quarterly, and all bills are due within 30 days of the billing date.
Is this the official City of Cambridge website?
No. This is an independent informational guide. Use the official cambridgema.gov links in this article before entering payment or account details.
Best Way to Pay Cambridge Water Department Bill in 2026
The best normal payment route is the official City of Cambridge Pay or View a Bill Online page. Review the card or E-check convenience fee before submitting payment.
For payment questions, call the Tax Collector’s Office at 617-349-4220. For meter readings, address changes and service calls, call 617-349-4771. For a water-related emergency, call 617-349-4770 24 hours a day. For Water Department office matters, use 250 Fresh Pond Parkway, Cambridge, MA 02138.
Important Notice: This article is an independent informational guide and is not the City of Cambridge, Cambridge Water Department, Tax Collector’s Office, or a payment processor. Payment links, phone numbers, fees, hours, rates, discount rules and utility policies can change. Always verify urgent or official matters directly with the City of Cambridge before acting.
Pay Your Water Bill Safely, Fix High Bills, Avoid Shutoff, Start Service and Find Official Utility Links
Use this free USA water bill assistant before paying online, calling utility billing, setting up AutoPay, checking a high bill, requesting leak help, starting or stopping service, handling a past due account, or searching for the official city utility portal.
What water bill problem do you need to solve?
Choose your situation. The tool will suggest the safest route, what to prepare, and which official page or office to check first.
Open the official city, county, water authority or utility website first. Do not enter account details into a random sponsored payment page.
If the bill is unusually high, compare usage, billing days, meter read type, toilet leaks, irrigation, late fees and leak adjustment rules before paying blindly.
Safe Water Bill Payment Route
Choose how you want to pay. This helps users avoid wrong portals, posting delays and urgent shutoff mistakes.
AutoPay / Bank Draft Setup Helper
Use this before enrolling in recurring payments so the first draft, current balance and payment date do not surprise you.
High Water Bill Review
Compare your normal bill and usage with the current bill. This gives a practical path before requesting a high bill review.
Leak Adjustment Proof Checklist
Use this before asking for a leak adjustment, high bill review, sewer adjustment or payment plan.
Past Due, Shutoff Notice and Reconnect Helper
Use this if your bill is late, you received a shutoff notice, service is off, or you need a payment plan.
Start, Stop or Transfer Water Service
Use this before moving, closing an account, starting service, transferring service or requesting a final bill.
Water Bill Cost Estimate
Estimate a simple monthly bill from base charge, water usage, sewer, stormwater, trash, service fees and late charges. Official tiered rates may be different.
Bill Dispute and Meter Reading Checklist
Use this before calling billing support about a meter reading, duplicate payment, wrong address, missing payment, estimated bill, or incorrect charge.
Official Water Bill Portal and Phone Finder
Enter city/utility and state to create safe searches for official water bill pay, phone payment, guest pay, AutoPay, start service, leak adjustment, reconnect, assistance and this site’s guide.
Official portal safety
- Use official city, county, authority or utility websites first.
- Check service address before paying.
- Save confirmation number and screenshot.
- Call the utility for shutoff or reconnect situations.
Best sitewide placement
Place this tool after the first payment section or before FAQs. It turns every water bill article into a practical help page, not only a list of links.
Important note
This tool gives educational guidance only. Always confirm payment portals, fees, shutoff rules, assistance programs, account balance and reconnection steps with the official utility.