Biller name
Fairfax Water
HQ: Fairfax, VA
Legal name
Fairfax County Water Authority
Website
Deferit is unaffiliated with Fairfax Water
Pay your Fairfax Water bill with Deferit
Earn 2% cashback on every bill you pay with Deferit.
Financing Option
Deferit can pay your bill now, then you pay it back later.
How to pay Support Late fees FAQ Split into installments
Fairfax Water Account & Billing Support
| Department | Number / Channel |
|---|---|
| Customer Service Main | (703) 698-5800 |
| Emergency / Outage | (703) 698-5613 |
| TTY | 711 |
Retrieved July 2026 · Source: fairfaxwater.org/customer-service · current departmental phone numbers and hours of operation.
About Fairfax Water
Fairfax Water is a public, non-profit water utility chartered in 1957. It is Virginia's largest water utility and one of the 25 largest water utilities in the country.
Fairfax Water bills commonly include charges for water consumption, sewer service, stormwater drainage, and meter fees. Deferit is unaffiliated with Fairfax Water.
How to Pay Your Fairfax Water Bill
- Online: Pay through the Customer Portal at https://www.fairfaxwater.org/payments; free with ACH (bank account), $4.25 fee for card payments.
- Phone: Call (703) 698-5800 during business hours to pay via Speedpay or check your balance; phone payment has a $4.25 convenience fee.
- Mail: Send check or money order to Fairfax Water, P.O. Box 5008, Merrifield, VA 22116-5008.
- Auto-Pay: Set up automatic recurring debit from your checking or savings account through the Customer Portal at https://www.fairfaxwater.org/payments; free of charge.
- In-Person: Pay with cash, check, or money order at Fairfax Water, Morin Building, 8570 Executive Park Avenue, Fairfax, VA 22031 (Monday-Friday 8:00am-4:30pm ET).
- With Deferit: pay now and split into 4 installments, once every two weeks. Learn more →
Late Fees & Payment Policies
| Policy / Fee | Amount | Notes |
|---|---|---|
| Late payment fee | 10% of water charges | |
| Returned payment (NSF) fee | $25 | |
| Reconnection fee | $61 | |
| After-hours reconnection fee | $58 | |
| Unauthorized service reactivation fee | $250 |
Retrieved July 2026 · Source: fairfaxwater.org/rates ·fairfaxwater.org/about-your-bill ·fairfaxwater.org/rules-and-regulations
Need to split your Fairfax Water bill into installments?
Retrieved July 2026 · Source: fairfaxwater.org.
| Fairfax Water payment arrangement |  Deferit | |
|---|---|---|
| How to access | Check Fairfax Water's online account, payment portal, or customer support team for available payment arrangement options. | Sign up, take a picture of your bill, and Deferit pays it on your behalf. Online or in app. |
| Maximum split | If Fairfax Water offers payment arrangements, limits are set by Fairfax Water based on your account status. We couldn't verify a published maximum split. | 4 installments, once every two weeks, up to your Deferit balance |
| Eligibility & approval | Decided by Fairfax Water at request time based on account status | Monthly Deferit membership, no lock-ins. Cancel anytime. |
| Fees & interest | Fees and interest were not published in the sources reviewed. Check Fairfax Water's payment portal or support team before setting up an arrangement. | Monthly Deferit membership plus a $0.99 processing fee per bill. No interest. No late fees on eligible Deferit memberships.* |
| If you miss a payment | Missed-payment consequences are set by Fairfax Water and may include late fees, service interruption, or collection activity depending on your account. | You can reschedule a repayment date in the app before it's due. Late fees may apply depending on your Deferit membership.* |
| Works for | Fairfax Water bills only | Fairfax Water and most other US household bills |
| Learn more → |
*No late fees feature included with Max and Ultra memberships. Installments on the Lite membership may incur late fees if overdue. See Membership terms for details.
Pay your Fairfax Water bill with Deferit
Earn 2% cashback on every bill, redeemed off your next payment. No subscription fee.
Common Questions About Fairfax Water
Can I use Deferit to pay my Fairfax Water bill? ›
Yes. Enter your Fairfax Water bill amount in Deferit and we pay Fairfax Water in full right away. You repay us in 4 bi-weekly installments.
What payment methods does Fairfax Water accept? ›
Fairfax Water typically accepts online payments via credit card, debit card, or bank transfer. Visit fairfaxwater.org or contact their support team for the most up-to-date options.
Does Fairfax Water offer autopay? ›
Most billers offer automatic payment to help avoid late fees. Visit Fairfax Water's website or app to check whether autopay is available and how to enroll.
What do I do if I can't pay my Fairfax Water bill on time? ›
Contact Fairfax Water directly to ask about payment arrangements or hardship assistance programs. Deferit can also help — split your bill into 4 payments to ease the immediate financial pressure.
Updated: July 2026