New Castle County Phone Directory
The New Castle County Phone Directory pulls together the main lines for every county office in one place. You can search by name, by agency, or by the service you need. The county runs a staff list online. County Executive Marcus Henry took office in January 2025 and can be reached at (302) 395-5101. Most questions about taxes, land use, or FOIA start at the Government Center on Reads Way in New Castle. Use this page to find the right number for land records, building inspections, the County Council, and more.
New Castle County Overview
New Castle County Phone Directory Hub
The main hub for the New Castle County Phone Directory is at newcastlede.gov. The site is the gateway to every county body, from land use to tax bills. The Government Center sits at 87 Reads Way, New Castle, DE 19720. The main line is (302) 395-5555. That line covers both the Government Center and Land Use. The County Council line is (302) 395-8383. The County Council office is at 800 N. French St., Eighth Floor, Wilmington, DE 19801.
A screenshot of the New Castle County homepage is shown here.
The site runs on the CivicPlus platform and ties into SeeClickFix for non-emergency service requests. You can also use the My-NCC web and mobile app for the same. Visit newcastlede.gov to start your county search.
County Staff Phone Directory
The county staff search lives at newcastlede.gov/directory.aspx. The list covers every department, board, and elected office. You can find the County Executive at (302) 395-5101. County Council is at (302) 395-8383. The Board of Assessment is (302) 395-5520. The Board of Adjustment is (302) 395-5400. 911 Communications sits at (302) 573-2800. Constituent Services goes to (302) 395-5114. Community Services uses (302) 395-5613.
A view of the staff directory page is shown below.
Key phone lines in the staff list include:
- Emergency Management: (302) 395-2700
- Emergency Medical Services: (302) 395-8184
- Ethics Commission: (302) 395-5127
- Finance: (302) 395-5340
- GIS Services: (302) 395-5557
- Human Resources: (302) 395-5180
- Land Use: (302) 395-5555
Library branches each have their own line. Appoquinimink is (302) 378-5588. Bear Library is (302) 838-3300. Brandywine Hundred is (302) 477-3150. Newark Free Library sits at (302) 731-7550. The Wilmington branch is at (302) 571-7400. The Sheriff's Office is (302) 395-8450, and Public Works is (302) 395-5700.
FOIA Page for New Castle County
Every person has a right to county records under 29 Del. C. §§ 10001-10008. The county's FOIA page sits at newcastlede.gov/375/Freedom-of-Information-Act. The page spells out what counts as a public record and lists the carve-outs. Some items are not public. These include personnel and medical files, investigatory files, library user records, and trade secrets.
Below is a view of the county FOIA page.
The county will respond within 10 business days unless it needs more time. More time is allowed for field searches, records in storage, or redaction work. If a fee applies, you get an application number to pay on the FOIA portal. If the county denies your ask, you can petition the Delaware Department of Justice to review it under state law.
County Council and Elected Offices
The County Council is the legislative branch of New Castle County. The Council page sits at newcastlede.gov/226/County-Council. The body has 13 members. Twelve members each come from a single district. The thirteenth is the Council President, who is elected at large. Members serve staggered four-year terms. Council President Monique Williams-Johns can be reached at (302) 395-8340.
A screenshot of the County Council page is shown here.
Each member has a direct phone line. Dee Durham of District 2 is at (302) 395-8342. Janet Kilpatrick of District 3 is at (302) 395-8343. District 3 covers Hockessin, Pike Creek, and greater Newark. District 4 Penrose Hollins is at (302) 395-8344. District 7 George Smiley is at (302) 395-8347. District 8 John Cartier is at (302) 395-8348. Each council member also has a legislative assistant reachable from the main line.
Note: Council fax lines are (302) 395-8385 and (302) 395-8386 for sending copies of written remarks to the Council office.
Online Services Phone Directory
The Online Services hub at newcastlede.gov/2700/Online-Services lists every web portal the county runs. You can schedule a building inspection, apply for a permit, renew a contractor license, or bid on county work. Property and records tools include parcel search, recorded deeds, and community governing documents. Each tool has a direct link on the page.
A view of the online services portal is shown next.
Other tools from this hub cover open finance, open bidding, council meeting live streams, and county legislation search. The GIS viewer is on the same page. Community association resources round out the list.
Office of Finance Phone Line
The Office of Finance sits at the Government Center at 87 Reads Way, New Castle, DE 19720. The phone is (302) 395-5340. Hours are Monday through Friday, 8 a.m. to 4 p.m. The office holds four divisions: Accounting, Assessment, Budget, and Treasury. Accounting handles vendor pay and payroll. Budget writes the yearly plan and the six-year capital program. Treasury collects taxes and sewer fees. Those tax revenues fund over 80% of county work.
A view of the Office of Finance page is shown below.
For billing or tax questions, use the email on the Finance page. Or call (302) 395-5340 during open hours. The line is your first stop for a property tax question.
Parcel Search Tool Contacts
The Parcel Search tool lives at www3.newcastlede.gov/parcel/search. You can look up a parcel by its number, by street, by deed book, by subdivision, or by lot. Street names should be typed without the suffix, so skip "Road" or "Lane." Numbered streets should be spelled out. So type TWENTY FIFTH, not 25th. The tool gives you ownership info, tax status, the list of prior sales, and a parcel map.
Below is a screenshot of the Parcel Search tool.
Basic parcel data is free. Certified copies or larger document pulls may cost a fee. The site disclaimer says data is given as-is and with no warranty.
Document Search and Deed Lookup
The Recorder of Deeds Document Search is at newcastlede.gov/144/Document-Search. The main line for the Recorder is (302) 395-7721. Document Search support is (302) 395-7792. Office hours are Monday through Thursday 8:00 a.m. to 3:45 p.m. and Friday 8:00 a.m. to 12:45 p.m.
A view of the Document Search page is shown here.
The office keeps deeds, mortgages, liens, easements, plot plans, and federal tax liens. Casual users can search for free but pay $1 per page to view. Monthly users pay a flat $100 for unlimited access. The office sits at 800 N. French Street, Fourth Floor, in Wilmington.
Assessment Office Phone Number
The Office of Assessment can be reached at (302) 395-5520. The office sits inside the Government Center at 87 Reads Way, New Castle, DE 19720. Staff are on hand from 8 a.m. to 4 p.m. Monday through Friday. The office oversees the property assessment process. It also reviews exemption requests and keeps the tax parcel and map data.
The Assessment page is shown below.
County property values in New Castle are based on 1983 figures. When a build or a rebuild is done, an assessor visits to set a new value. If you think the new value is wrong, you can appeal to the Board of Assessment Review. Details are on the Assessment page.
Recorder of Deeds Phone Directory
The Recorder of Deeds handles all land transaction records in New Castle County. The official page is at nccde.org/136/Recorder-of-Deeds. The office files deeds, easements, federal tax liens, mortgages, releases of mortgages, and plot plans. The team also collects transfer taxes for the county, the state, and some cities. About 80,000 documents come through the office each year.
The Recorder of Deeds page is shown next.
The office is at 800 N. French Street in Wilmington. The main line is (302) 395-7721. The team also offers school or group talks if you call to set one up.
Tax and Sewer Payment Lines
To pay tax or sewer bills by phone, call Paymentus toll-free at (877) 225-7351. The county partners with Paymentus to handle online and phone payment for taxes, sewer, and maintenance fees. For help with a Paymentus payment, call their Customer Contact Center at (800) 420-1663. The portal is at newcastlede.gov/2030/Online-Tax-and-Sewer-Payments.
A view of the tax and sewer payment portal is shown here.
The same page also has buttons to request and pay for tax certifications. The tool is a quick way to skip a trip to the Government Center.
Open Finance Data Portal
Open Finance is a data portal for county spending. It lives at newcastle.finance.socrata.com. The site is part of the county's push for more transparency. You can dig into the Revenue Budget, the Expense Budget, or the Checkbook. The Checkbook tracks spending from 2016 to the present. It also covers CARES Act and ARPA spending.
A screenshot of the Open Finance portal is shown below.
The portal is hosted on Socrata. Search tools let you filter to a specific cost or vendor. Use the portal to back up a FOIA review with public spending data.
Building Inspections Phone Line
The Office of Inspections runs building, mechanical, plumbing, and site checks in New Castle County. The main line is (302) 395-5572. You can also book an inspection through the online scheduling site. The schedule page at newcastlede.gov/228/Building-Inspections sends email alerts at 7 a.m. on the day of each visit.
A view of the Building Inspections page is shown next.
Each email shows an approximate time, the name of the assigned inspector, and links to the permit and any fees. The tool is open to permit holders who register.
Community Association Phone Directory
The Community Association Portal is run by the Recorder of Deeds and the Office of Administration. It lives at newcastlede.gov/2618/Community-Association-Portal. The tool gives free access to HOA and condo documents. Search results include Declarations of Maintenance, Maps, Plans, Restrictions, By-Laws, and Amendments.
Below is a view of the Community Association Portal.
The tool is built for home buyers, owners, and board members. There is no fee to use it. It is a good first stop before a home sale or a board vote.
Note: Delaware FOIA rules on phone logs and emails also apply to county bodies, so a written request may be needed for staff call logs.
Cities in New Castle County
Major cities in New Castle County include Wilmington, Newark, Middletown, New Castle, and Delaware City. Each city runs its own phone list, but shares county services.
Nearby Counties
New Castle County borders Kent County to the south. Pick a county below to move to its own phone list.