Postcode

53123 Bonn, Alfter

Everything for postcode 53123: which town it belongs to, the town hall, the responsible tax office and the property-tax rate.

State: Nordrhein-Westfalen
Population Bonn: 323,587
Property tax B 2022: 680 %

01 Towns with postcode 53123

02 Offices

Town hall
Kreisfreie Stadt Bonn
Berliner Platz 2, 53111 Bonn
Town hall
Gemeinde Alfter
Am Rathaus 7, 53347 Alfter
Tax office
Finanzamt Bonn-Innenstadt
Welschnonnenstr. 15, 53111 Bonn
0211 1655 1655
Opening hours
Telefonisch
Mon–Thu 08:00–18:00
Fri 08:00–16:00
Service vor Ort
Mon–Wed 08:00–13:00
Thu 08:00–17:00
Fri 08:00–12:00
Tax office
Finanzamt Bonn-Außenstadt
Bachstr. 36, 53115 Bonn
0211 1655 1655
Opening hours
Telefonisch
Mon–Thu 08:00–18:00
Fri 08:00–16:00
Service vor Ort
Mon–Wed 08:00–13:00
Thu 08:00–17:00
Fri 08:00–12:00
Tax office
Finanzamt Sankt Augustin
Hubert-Minz-Str 10, 53757 Sankt Augustin
0211 1655 1655
Opening hours
Telefonisch
Mon–Thu 08:00–18:00
Fri 08:00–16:00
Service vor Ort
Mon–Wed 08:00–13:00
Thu 08:00–17:00
Fri 08:00–12:00

03 Moving to Bonn (53123)

STEP 01Register within 2 weeksRegister your new address at Kreisfreie Stadt Bonn within two weeks of moving in. Bring your ID and the landlord's confirmation (Wohnungsgeberbestätigung).
STEP 02Re-register your carUpdate your vehicle registration at the registration office of Bonn (urban district); within the same district it's often possible online.
STEP 03Tell your tax officeYour income tax is handled by Finanzamt Bonn-Innenstadt; the registration office usually passes your new address on automatically.
STEP 04Parking permit for the vanApply for a temporary no-parking zone at the road traffic office of Bonn, usually 1–3 weeks before moving day.
STEP 05Update contractsElectricity, internet, broadcasting fee (Rundfunkbeitrag), bank, insurance and health insurance – and set up mail forwarding.

Personal moving checklist for Bonn

04 Property tax in Bonn

Property tax (Grundsteuer) is calculated as assessed base amount (Grundsteuermessbetrag, shown on the notice from your tax office) × the local rate (Hebesatz). In Bonn the rate for residential and commercial property (Grundsteuer B) was 680 % in 2022.

Base amount (Messbetrag)	Property tax per year in Bonn	Per quarter
€30	€204	€51
€60	€408	€102
€120	€816	€204

The rate is 159 points above the median in Nordrhein-Westfalen (522 %). The rate is 300 points above the median in Germany (380 %).

Businesses in Bonn pay trade tax (Gewerbesteuer) at a rate of 490 %; the tax is the trade-tax base amount × this rate.

Since 2025 the new property-tax values apply; many municipalities adjusted their rates. Your notice from the municipality (Grundsteuerbescheid) is binding.

05 Bulky waste & recycling in Bonn

In Bonn, bulky waste (Sperrmüll) is collected by the waste company of the town or district – usually after booking. Electrical appliances, paint, batteries and chemicals don't belong in household waste: take them to a recycling centre (Wertstoffhof), a hazardous-waste collection or back to the shop.

06 Nearby postcodes

? FAQ: postcode 53123

Q01Which town has the postcode 53123?

53123 belongs to Bonn, Alfter in Nordrhein-Westfalen.

Q02Which tax office is responsible for postcode 53123?

Finanzamt Bonn-Innenstadt, Finanzamt Bonn-Außenstadt, Finanzamt Sankt Augustin.

Q03What is the property tax rate for 53123?

In Bonn the rate for property tax B was 680 % in 2022.

Q04Where do I register after moving to 53123?

At the citizens' office (Bürgeramt) of Bonn, within two weeks of moving in.

Q05Which district does 53123 belong to?

Bonn (urban district), Rhein-Sieg-Kreis district in Nordrhein-Westfalen.

Q06How many people live in Bonn?

323,587 inhabitants on 141 km² (2,294 per km²).

Mon–Thu	08:00–18:00
Fri	08:00–16:00

Mon–Wed	08:00–13:00
Thu	08:00–17:00
Fri	08:00–12:00

Mon–Thu	08:00–18:00
Fri	08:00–16:00

Mon–Wed	08:00–13:00
Thu	08:00–17:00
Fri	08:00–12:00